259
FNUS54 KMRX 201946
FWFMRX
FIRE WEATHER PLANNING FORECAST FOR EAST TENNESSEE...SOUTHWEST
VIRGINIA...AND EXTREME SOUTHWEST NORTH CAROLINA
NATIONAL WEATHER SERVICE MORRISTOWN TN
346 PM EDT MON APR 20 2026
DISCUSSION
...INCREASED FIRE DANGER IN SOUTHWEST NORTH CAROLINA UNTIL 8 PM EDT
THIS EVENING...
WITH GOOD MIXING THIS AFTERNOON, RELATIVE HUMIDITY VALUES WILL GET
DOWN INTO THE 20 PERCENT RANGE. WESTERLY WINDS WILL GUST AROUND 20
MPH OR HIGHER AT TIMES MAINLY IN THE EAST TENNESSEE AND NORTH CAROLINA
MOUNTAINS. FIRE DANGER WILL BE ELEVATED THIS AFTERNOON AND EARLY EVENING
IN SOUTHWEST NORTH CAROLINA WHERE FUELS ARE STILL DRY.
PATCHY FROST IS POSSIBLE IN NE TENNESSEE AND SW VIRGINIA LATE
TONIGHT THROUGH TUESDAY MORNING. DRIER WEATHER AND A WARMING TREND
EXPECTED THROUGH MUCH OF THE WEEK. RAIN AND STORM CHANCES RETURN TO
THE AREA FRIDAY NIGHT AND INTO THE WEEKEND.
VAZ001-212100-
LEE-
INCLUDING THE CITY OF ROSE HILL
346 PM EDT MON APR 20 2026
TONIGHT TUE TUE NIGHT WED
CLOUD COVER CLEAR MCLEAR PCLDY MCLEAR
TEMP (24H TREND) 34-39 (-2) 70-75 (+11) 46-51 74-79
RH % (24H TREND) 72-77 (-3) 31-36 (+3) 86-91 26-31
RH RECOVERY EXCELLENT EXCELLENT
AM 20FT WND (MPH) S 5 W 9
PM 20FT WND (MPH) N 7 SW 8 SW 9 W 9
TRANSPORT WND (MPH) E 6 W 18 W 7 W 21
MIXING HGT(FT-AGL) 220 5970 30 8420
VENT RATE (MPH-FT) 1320 107460 210 176820
MAX DISPERSION EARLY 4 VERY POOR 34 FAIR 5 VERY POOR 135 VERY GOOD
MAX DISPERSION LATE 3 VERY POOR 96 GOOD 4 VERY POOR 151 VERY GOOD
CATEGORY DAY 1 4 1 5
MAX LVORI EARLY 3 3 3 4
MAX LVORI LATE 3 2 5 2
PRECIP CHANCE (%) 0 0 0 0
PRECIP TYPE NONE NONE NONE NONE
PRECIP DURATION
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP BEGIN
PRECIP END
CHANCE OF THUNDER (%) 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 50. WEST WINDS LESS
THAN 10 MPH.
THURSDAY
SUNNY. HIGHS IN THE UPPER 70S. MINIMUM RH 34 PERCENT.
SOUTHWEST WINDS LESS THAN 10 MPH.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 50S. SOUTH
WINDS LESS THAN 10 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. MINIMUM RH
37 PERCENT. SOUTHWEST WINDS LESS THAN 10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND A
SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE MID 50S. SOUTHWEST
WINDS LESS THAN 10 MPH.
SATURDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. HIGHS IN THE MID 70S. MINIMUM RH 60 PERCENT.
SOUTHWEST WINDS LESS THAN 10 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND A
SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE MID 50S. WEST WINDS
LESS THAN 10 MPH.
SUNDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS AND A SLIGHT
CHANCE OF THUNDERSTORMS. HIGHS IN THE MID 70S. MINIMUM RH
51 PERCENT. SOUTHWEST WINDS LESS THAN 10 MPH.
SUNDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS AND A
SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE MID 50S. SOUTHEAST
WINDS LESS THAN 10 MPH.
MONDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS AND A SLIGHT
CHANCE OF THUNDERSTORMS. HIGHS IN THE MID 70S. MINIMUM RH
52 PERCENT. SOUTH WINDS LESS THAN 10 MPH.
*THE AGL MIXING HEIGHT IS CALCULATED FROM AN AVERAGE ELEVATION FOR
THE ENTIRE FORECAST ZONE AND SHOULD ONLY BE USED AS A GUIDE.
FOR A SPECIFIC AGL MIXING HEIGHT A SPOT FORECAST WILL BE NEEDED.
VAZ002-212100-
WISE-
INCLUDING THE CITIES OF BIG STONE GAP, NORTON, WISE, COEBURN,
APPALACHIA, AND PARDEE
346 PM EDT MON APR 20 2026
TONIGHT TUE TUE NIGHT WED
CLOUD COVER CLEAR MCLEAR PCLDY MCLEAR
TEMP (24H TREND) 34-39 (-2) 68-73 (+14) 49-54 71-76
RH % (24H TREND) 64-69 (-8) 31-36 (+3) 70-75 28-33
RH RECOVERY EXCELLENT EXCELLENT
AM 20FT WND (MPH) SW 8 W 12
PM 20FT WND (MPH) N 8 SW 11 SW 11 W 11
TRANSPORT WND (MPH) S 7 W 18 W 12 W 23
MIXING HGT(FT-AGL) 80 5950 10 8100
VENT RATE (MPH-FT) 560 107100 120 186300
MAX DISPERSION EARLY 3 VERY POOR 51 GEN GOOD 6 VERY POOR 163 VERY GOOD
MAX DISPERSION LATE 3 VERY POOR 100 GOOD 5 VERY POOR 162 VERY GOOD
CATEGORY DAY 1 4 1 5
MAX LVORI EARLY 2 3 3 3
MAX LVORI LATE 3 1 3 1
PRECIP CHANCE (%) 0 0 0 0
PRECIP TYPE NONE NONE NONE NONE
PRECIP DURATION
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP BEGIN
PRECIP END
CHANCE OF THUNDER (%) 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 50S. SOUTHWEST
WINDS LESS THAN 10 MPH.
THURSDAY
SUNNY. HIGHS IN THE MID 70S. MINIMUM RH 36 PERCENT.
SOUTHWEST WINDS LESS THAN 10 MPH.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 50S. SOUTH
WINDS LESS THAN 10 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. MINIMUM RH
37 PERCENT. SOUTHWEST WINDS LESS THAN 10 MPH.
FRIDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS AND A
SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE UPPER 50S. SOUTHWEST
WINDS LESS THAN 10 MPH.
SATURDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. HIGHS IN THE LOWER 70S. MINIMUM RH 62 PERCENT.
SOUTHWEST WINDS LESS THAN 10 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND A
SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE MID 50S. WEST WINDS
LESS THAN 10 MPH.
SUNDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS AND A SLIGHT
CHANCE OF THUNDERSTORMS. HIGHS IN THE LOWER 70S. MINIMUM RH
52 PERCENT. SOUTHWEST WINDS LESS THAN 10 MPH.
SUNDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS AND A
SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE MID 50S. SOUTH WINDS
LESS THAN 10 MPH.
MONDAY
PARTLY SUNNY WITH SHOWERS LIKELY AND A SLIGHT CHANCE OF
THUNDERSTORMS. HIGHS IN THE LOWER 70S. MINIMUM RH 55 PERCENT.
SOUTH WINDS 5 TO 10 MPH.
*THE AGL MIXING HEIGHT IS CALCULATED FROM AN AVERAGE ELEVATION FOR
THE ENTIRE FORECAST ZONE AND SHOULD ONLY BE USED AS A GUIDE.
FOR A SPECIFIC AGL MIXING HEIGHT A SPOT FORECAST WILL BE NEEDED.
VAZ005-212100-
SCOTT VA-
INCLUDING THE CITY OF HILTONS
346 PM EDT MON APR 20 2026
TONIGHT TUE TUE NIGHT WED
CLOUD COVER CLEAR MCLEAR PCLDY MCLEAR
TEMP (24H TREND) 34-39 (-3) 70-75 (+11) 47-52 74-79
RH % (24H TREND) 68-73 (-3) 33-38 (+5) 82-87 28-33
RH RECOVERY EXCELLENT EXCELLENT
AM 20FT WND (MPH) S 7 SW 11
PM 20FT WND (MPH) N 8 SW 10 SW 10 W 11
TRANSPORT WND (MPH) E 5 W 18 SW 7 W 21
MIXING HGT(FT-AGL) 150 5760 8630
VENT RATE (MPH-FT) 750 103680 0 181230
MAX DISPERSION EARLY 4 VERY POOR 31 FAIR 5 VERY POOR 135 VERY GOOD
MAX DISPERSION LATE 2 VERY POOR 92 GOOD 3 VERY POOR 161 VERY GOOD
CATEGORY DAY 1 4 1 5
MAX LVORI EARLY 3 3 3 4
MAX LVORI LATE 3 2 5 2
PRECIP CHANCE (%) 0 0 0 0
PRECIP TYPE NONE NONE NONE NONE
PRECIP DURATION
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP BEGIN
PRECIP END
CHANCE OF THUNDER (%) 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 50S. WEST
WINDS LESS THAN 10 MPH.
THURSDAY
SUNNY. HIGHS IN THE UPPER 70S. MINIMUM RH 36 PERCENT.
SOUTHWEST WINDS LESS THAN 10 MPH.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 50S. SOUTH
WINDS LESS THAN 10 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS AROUND 80. MINIMUM RH 36 PERCENT.
SOUTHWEST WINDS LESS THAN 10 MPH.
FRIDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE UPPER 50S. SOUTHWEST WINDS LESS THAN 10 MPH.
SATURDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. HIGHS IN THE MID 70S. MINIMUM RH 59 PERCENT.
SOUTHWEST WINDS LESS THAN 10 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND A
SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE MID 50S. WEST WINDS
LESS THAN 10 MPH.
SUNDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS AND A SLIGHT
CHANCE OF THUNDERSTORMS. HIGHS IN THE MID 70S. MINIMUM RH
51 PERCENT. WEST WINDS LESS THAN 10 MPH.
SUNDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE MID 50S. SOUTHEAST WINDS LESS THAN 10 MPH.
MONDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS AND A SLIGHT
CHANCE OF THUNDERSTORMS. HIGHS IN THE MID 70S. MINIMUM RH
54 PERCENT. SOUTH WINDS LESS THAN 10 MPH.
*THE AGL MIXING HEIGHT IS CALCULATED FROM AN AVERAGE ELEVATION FOR
THE ENTIRE FORECAST ZONE AND SHOULD ONLY BE USED AS A GUIDE.
FOR A SPECIFIC AGL MIXING HEIGHT A SPOT FORECAST WILL BE NEEDED.
VAZ006-212100-
RUSSELL-
INCLUDING THE CITIES OF HANSONVILLE, LEBANON, DYE, CASTLEWOOD,
HONAKER, AND ROSEDALE
346 PM EDT MON APR 20 2026
TONIGHT TUE TUE NIGHT WED
CLOUD COVER CLEAR MCLEAR PCLDY MCLEAR
TEMP (24H TREND) 33-38 (-4) 67-72 (+14) 48-53 71-76
RH % (24H TREND) 65-70 (-6) 31-36 (+3) 79-84 29-34
RH RECOVERY EXCELLENT EXCELLENT
AM 20FT WND (MPH) SW 7 W 14
PM 20FT WND (MPH) NE 10 SW 11 SW 13 W 12
TRANSPORT WND (MPH) S 6 W 17 SW 10 W 24
MIXING HGT(FT-AGL) 140 5600 8640
VENT RATE (MPH-FT) 840 95200 0 207360
MAX DISPERSION EARLY 3 VERY POOR 44 GEN GOOD 6 VERY POOR 165 VERY GOOD
MAX DISPERSION LATE 3 VERY POOR 90 GOOD 4 VERY POOR 179 VERY GOOD
CATEGORY DAY 1 4 1 5
MAX LVORI EARLY 3 3 3 3
MAX LVORI LATE 3 2 4 1
PRECIP CHANCE (%) 0 0 0 0
PRECIP TYPE NONE NONE NONE NONE
PRECIP DURATION
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP BEGIN
PRECIP END
CHANCE OF THUNDER (%) 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 50S. SOUTHWEST
WINDS LESS THAN 10 MPH.
THURSDAY
SUNNY. HIGHS IN THE MID 70S. MINIMUM RH 36 PERCENT.
SOUTHWEST WINDS LESS THAN 10 MPH.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 50S. SOUTH
WINDS LESS THAN 10 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. MINIMUM RH
36 PERCENT. SOUTHWEST WINDS LESS THAN 10 MPH.
FRIDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE UPPER 50S. SOUTH WINDS LESS THAN 10 MPH.
SATURDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. HIGHS IN THE LOWER 70S. MINIMUM RH 59 PERCENT.
SOUTHWEST WINDS LESS THAN 10 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND A
SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE MID 50S. SOUTHWEST
WINDS LESS THAN 10 MPH.
SUNDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS AND A SLIGHT
CHANCE OF THUNDERSTORMS. HIGHS IN THE LOWER 70S. MINIMUM RH
51 PERCENT. WEST WINDS LESS THAN 10 MPH.
SUNDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE MID 50S. SOUTHEAST WINDS LESS THAN 10 MPH.
MONDAY
PARTLY SUNNY WITH SHOWERS LIKELY AND A SLIGHT CHANCE OF
THUNDERSTORMS. HIGHS IN THE LOWER 70S. MINIMUM RH 56 PERCENT.
SOUTH WINDS 5 TO 10 MPH.
*THE AGL MIXING HEIGHT IS CALCULATED FROM AN AVERAGE ELEVATION FOR
THE ENTIRE FORECAST ZONE AND SHOULD ONLY BE USED AS A GUIDE.
FOR A SPECIFIC AGL MIXING HEIGHT A SPOT FORECAST WILL BE NEEDED.
VAZ008-212100-
WASHINGTON VA-
INCLUDING THE CITIES OF BENHAMS, BRISTOL VA, AND ABINGDON
346 PM EDT MON APR 20 2026
TONIGHT TUE TUE NIGHT WED
CLOUD COVER CLEAR MCLEAR MCLEAR MCLEAR
TEMP (24H TREND) 32-37 (-3) 67-72 (+12) 46-51 72-77
RH % (24H TREND) 68-73 (-3) 33-38 (+3) 81-86 30-35
RH RECOVERY EXCELLENT EXCELLENT
AM 20FT WND (MPH) SW 7 W 13
PM 20FT WND (MPH) NE 9 SW 11 SW 11 W 12
TRANSPORT WND (MPH) SE 6 W 18 SW 10 W 24
MIXING HGT(FT-AGL) 210 5400 80 8790
VENT RATE (MPH-FT) 1260 97200 800 210960
MAX DISPERSION EARLY 4 VERY POOR 41 GEN GOOD 6 VERY POOR 152 VERY GOOD
MAX DISPERSION LATE 3 VERY POOR 86 GOOD 5 VERY POOR 184 VERY GOOD
CATEGORY DAY 1 4 1 5
MAX LVORI EARLY 3 3 3 4
MAX LVORI LATE 3 2 4 1
PRECIP CHANCE (%) 0 0 0 0
PRECIP TYPE NONE NONE NONE NONE
PRECIP DURATION
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP BEGIN
PRECIP END
CHANCE OF THUNDER (%) 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 40S. SOUTHWEST
WINDS LESS THAN 10 MPH.
THURSDAY
SUNNY. HIGHS IN THE MID 70S. MINIMUM RH 37 PERCENT.
WEST WINDS LESS THAN 10 MPH.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 50S. SOUTH
WINDS LESS THAN 10 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. MINIMUM RH
37 PERCENT. SOUTHWEST WINDS LESS THAN 10 MPH.
FRIDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE MID 50S. SOUTH WINDS LESS THAN 10 MPH.
SATURDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. HIGHS IN THE MID 70S. MINIMUM RH 58 PERCENT. WEST
WINDS LESS THAN 10 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND A
SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE LOWER 50S. WEST WINDS
LESS THAN 10 MPH.
SUNDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS AND A SLIGHT
CHANCE OF THUNDERSTORMS. HIGHS IN THE MID 70S. MINIMUM RH
52 PERCENT. WEST WINDS LESS THAN 10 MPH.
SUNDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE MID 50S. SOUTHEAST WINDS LESS THAN 10 MPH.
MONDAY
PARTLY SUNNY WITH SHOWERS LIKELY AND A SLIGHT CHANCE OF
THUNDERSTORMS. HIGHS IN THE LOWER 70S. MINIMUM RH 57 PERCENT.
SOUTH WINDS 5 TO 10 MPH.
*THE AGL MIXING HEIGHT IS CALCULATED FROM AN AVERAGE ELEVATION FOR
THE ENTIRE FORECAST ZONE AND SHOULD ONLY BE USED AS A GUIDE.
FOR A SPECIFIC AGL MIXING HEIGHT A SPOT FORECAST WILL BE NEEDED.
TNZ018-212100-
JOHNSON-
INCLUDING THE CITIES OF DOEVILLE, MOUNTAIN CITY, NEVA,
SHADY VALLEY, TRADE, AND LAUREL BLOOMERY
346 PM EDT MON APR 20 2026
TONIGHT TUE TUE NIGHT WED
CLOUD COVER CLEAR MCLEAR MCLEAR MCLEAR
TEMP (24H TREND) 31-36 (-3) 65-70 (+11) 45-50 69-74
RH % (24H TREND) 66-71 (-3) 29-34 (-3) 72-77 28-33
RH RECOVERY EXCELLENT EXCELLENT
AM 20FT WND (MPH) SW 5 W 11 G20
PM 20FT WND (MPH) N 9 W 8 SW 8 W 11 G19
TRANSPORT WND (MPH) S 7 W 14 W 14 W 24
MIXING HGT(FT-AGL) 100 5010 70 7590
VENT RATE (MPH-FT) 700 70140 980 182160
MAX DISPERSION EARLY 11 POOR 49 GEN GOOD 7 POOR 153 VERY GOOD
MAX DISPERSION LATE 3 VERY POOR 75 GOOD 9 POOR 163 VERY GOOD
CATEGORY DAY 1 4 1 5
MAX LVORI EARLY 3 3 3 3
MAX LVORI LATE 3 2 3 1
PRECIP CHANCE (%) 0 0 0 0
PRECIP TYPE NONE NONE NONE NONE
PRECIP DURATION
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP BEGIN
PRECIP END
CHANCE OF THUNDER (%) 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY NIGHT
CLEAR. LOWS IN THE UPPER 40S. WEST WINDS LESS
THAN 10 MPH.
THURSDAY
SUNNY. HIGHS IN THE MID 70S. MINIMUM RH 36 PERCENT.
WEST WINDS LESS THAN 10 MPH.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 50. SOUTH WINDS LESS
THAN 10 MPH.
FRIDAY
SUNNY. HIGHS IN THE MID 70S. MINIMUM RH 35 PERCENT.
SOUTHWEST WINDS LESS THAN 10 MPH.
FRIDAY NIGHT
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS.
LOWS IN THE LOWER 50S. SOUTHWEST WINDS LESS THAN 10 MPH.
SATURDAY
PARTLY SUNNY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. HIGHS IN THE LOWER 70S. MINIMUM RH 53 PERCENT.
WEST WINDS LESS THAN 10 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND A
SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE LOWER 50S. WEST WINDS
LESS THAN 10 MPH.
SUNDAY
PARTLY SUNNY WITH SHOWERS LIKELY AND A SLIGHT CHANCE OF
THUNDERSTORMS. HIGHS IN THE LOWER 70S. MINIMUM RH 52 PERCENT.
WEST WINDS LESS THAN 10 MPH.
SUNDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE LOWER 50S. SOUTHEAST WINDS LESS THAN 10 MPH.
MONDAY
PARTLY SUNNY WITH SHOWERS LIKELY AND A SLIGHT CHANCE OF
THUNDERSTORMS. HIGHS AROUND 70. MINIMUM RH 58 PERCENT. SOUTH
WINDS LESS THAN 10 MPH.
*THE AGL MIXING HEIGHT IS CALCULATED FROM AN AVERAGE ELEVATION FOR
THE ENTIRE FORECAST ZONE AND SHOULD ONLY BE USED AS A GUIDE.
FOR A SPECIFIC AGL MIXING HEIGHT A SPOT FORECAST WILL BE NEEDED.
TNZ047-212100-
SOUTHEAST CARTER-
INCLUDING THE CITY OF HAMPTON
346 PM EDT MON APR 20 2026
TONIGHT TUE TUE NIGHT WED
CLOUD COVER MCLEAR MCLEAR MCLEAR MCLEAR
TEMP (24H TREND) 34-39 (-2) 65-70 (+12) 47-52 68-73
RH % (24H TREND) 67-72 (0) 31-36 (-6) 70-75 30-35
RH RECOVERY EXCELLENT EXCELLENT
AM 20FT WND (MPH) W 6 W 15
PM 20FT WND (MPH) N 12 W 8 SW 10 W 13
TRANSPORT WND (MPH) SW 7 W 14 W 14 W 23
MIXING HGT(FT-AGL) 80 4990 40 6960
VENT RATE (MPH-FT) 560 69860 560 160080
MAX DISPERSION EARLY 11 POOR 48 GEN GOOD 7 POOR 145 VERY GOOD
MAX DISPERSION LATE 3 VERY POOR 66 GOOD 9 POOR 142 VERY GOOD
CATEGORY DAY 1 4 1 5
MAX LVORI EARLY 3 3 3 3
MAX LVORI LATE 3 2 3 2
PRECIP CHANCE (%) 0 0 0 0
PRECIP TYPE NONE NONE NONE NONE
PRECIP DURATION
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP BEGIN
PRECIP END
CHANCE OF THUNDER (%) 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 40S. WEST
WINDS LESS THAN 10 MPH.
THURSDAY
SUNNY. HIGHS IN THE LOWER 70S. MINIMUM RH 38 PERCENT.
WEST WINDS LESS THAN 10 MPH.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 50S. SOUTH
WINDS LESS THAN 10 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. MINIMUM RH
36 PERCENT. WEST WINDS LESS THAN 10 MPH.
FRIDAY NIGHT
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS.
LOWS IN THE MID 50S. SOUTHWEST WINDS LESS THAN 10 MPH.
SATURDAY
PARTLY SUNNY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. HIGHS IN THE LOWER 70S. MINIMUM RH 55 PERCENT.
WEST WINDS LESS THAN 10 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND A
SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE LOWER 50S. WEST WINDS
LESS THAN 10 MPH.
SUNDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS AND A SLIGHT
CHANCE OF THUNDERSTORMS. HIGHS IN THE LOWER 70S. MINIMUM RH
56 PERCENT. WEST WINDS LESS THAN 10 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE LOWER 50S. SOUTHEAST WINDS LESS THAN 10 MPH.
MONDAY
PARTLY SUNNY WITH SHOWERS LIKELY AND A SLIGHT CHANCE OF
THUNDERSTORMS. HIGHS AROUND 70. MINIMUM RH 59 PERCENT. SOUTH
WINDS LESS THAN 10 MPH.
*THE AGL MIXING HEIGHT IS CALCULATED FROM AN AVERAGE ELEVATION FOR
THE ENTIRE FORECAST ZONE AND SHOULD ONLY BE USED AS A GUIDE.
FOR A SPECIFIC AGL MIXING HEIGHT A SPOT FORECAST WILL BE NEEDED.
TNZ045-212100-
UNICOI-
INCLUDING THE CITIES OF ERWIN, UNICOI, AND LIMESTONE COVE
346 PM EDT MON APR 20 2026
TONIGHT TUE TUE NIGHT WED
CLOUD COVER MCLEAR MCLEAR MCLEAR MCLEAR
TEMP (24H TREND) 37-42 (-1) 66-71 (+11) 49-54 69-74
RH % (24H TREND) 65-70 (+2) 32-37 (-6) 65-70 30-35
RH RECOVERY EXCELLENT EXCELLENT
AM 20FT WND (MPH) SW 6 W 13
PM 20FT WND (MPH) N 11 W 8 SW 10 W 11 G19
TRANSPORT WND (MPH) SW 7 W 13 W 12 W 21
MIXING HGT(FT-AGL) 70 5010 7100
VENT RATE (MPH-FT) 490 65130 0 149100
MAX DISPERSION EARLY 9 POOR 46 GEN GOOD 5 VERY POOR 134 VERY GOOD
MAX DISPERSION LATE 3 VERY POOR 59 GEN GOOD 6 VERY POOR 134 VERY GOOD
CATEGORY DAY 1 4 1 5
MAX LVORI EARLY 3 3 2 3
MAX LVORI LATE 3 2 3 2
PRECIP CHANCE (%) 0 0 0 0
PRECIP TYPE NONE NONE NONE NONE
PRECIP DURATION
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP BEGIN
PRECIP END
CHANCE OF THUNDER (%) 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 50S. SOUTHWEST
WINDS LESS THAN 10 MPH.
THURSDAY
SUNNY. HIGHS IN THE LOWER 70S. MINIMUM RH 36 PERCENT.
WEST WINDS LESS THAN 10 MPH.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 50S. SOUTH WINDS
LESS THAN 10 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. MINIMUM RH
36 PERCENT. WEST WINDS LESS THAN 10 MPH.
FRIDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE UPPER 50S. SOUTH WINDS LESS THAN 10 MPH.
SATURDAY
PARTLY SUNNY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. HIGHS IN THE LOWER 70S. MINIMUM RH 56 PERCENT.
WEST WINDS LESS THAN 10 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND A
SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE MID 50S. SOUTHWEST
WINDS LESS THAN 10 MPH.
SUNDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS AND A SLIGHT
CHANCE OF THUNDERSTORMS. HIGHS IN THE LOWER 70S. MINIMUM RH
56 PERCENT. WEST WINDS LESS THAN 10 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE MID 50S. SOUTH WINDS LESS THAN 10 MPH.
MONDAY
PARTLY SUNNY WITH SHOWERS LIKELY AND A SLIGHT CHANCE OF
THUNDERSTORMS. HIGHS IN THE LOWER 70S. MINIMUM RH 56 PERCENT.
SOUTH WINDS LESS THAN 10 MPH.
*THE AGL MIXING HEIGHT IS CALCULATED FROM AN AVERAGE ELEVATION FOR
THE ENTIRE FORECAST ZONE AND SHOULD ONLY BE USED AS A GUIDE.
FOR A SPECIFIC AGL MIXING HEIGHT A SPOT FORECAST WILL BE NEEDED.
TNZ043-212100-
SOUTHEAST GREENE-
INCLUDING THE CITY OF CEDAR CREEK
346 PM EDT MON APR 20 2026
TONIGHT TUE TUE NIGHT WED
CLOUD COVER MCLEAR MCLEAR PCLDY MCLEAR
TEMP (24H TREND) 37-42 (-1) 67-72 (+10) 48-53 70-75
RH % (24H TREND) 70-75 (+6) 28-33 (-6) 65-70 27-32
RH RECOVERY EXCELLENT EXCELLENT
AM 20FT WND (MPH) SW 7 W 12 G21
PM 20FT WND (MPH) NE 11 W 8 S 11 W 11 G21
TRANSPORT WND (MPH) SE 5 W 13 SW 7 W 18
MIXING HGT(FT-AGL) 4830 7030
VENT RATE (MPH-FT) 0 62790 0 126540
MAX DISPERSION EARLY 4 VERY POOR 38 FAIR 2 VERY POOR 114 VERY GOOD
MAX DISPERSION LATE 2 VERY POOR 58 GEN GOOD 1 VERY POOR 118 VERY GOOD
CATEGORY DAY 1 4 1 5
MAX LVORI EARLY 3 3 2 3
MAX LVORI LATE 3 2 3 2
PRECIP CHANCE (%) 0 0 0 0
PRECIP TYPE NONE NONE NONE NONE
PRECIP DURATION
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP BEGIN
PRECIP END
CHANCE OF THUNDER (%) 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 50S. SOUTHWEST
WINDS LESS THAN 10 MPH.
THURSDAY
SUNNY. HIGHS IN THE MID 70S. MINIMUM RH 35 PERCENT.
WEST WINDS LESS THAN 10 MPH.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 50S. SOUTH
WINDS LESS THAN 10 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. MINIMUM RH
35 PERCENT. SOUTHWEST WINDS LESS THAN 10 MPH.
FRIDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE MID 50S. SOUTH WINDS LESS THAN 10 MPH.
SATURDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. HIGHS IN THE LOWER 70S. MINIMUM RH 57 PERCENT.
WEST WINDS LESS THAN 10 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND A
SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE MID 50S. SOUTH WINDS
LESS THAN 10 MPH.
SUNDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS AND A SLIGHT
CHANCE OF THUNDERSTORMS. HIGHS IN THE LOWER 70S. MINIMUM RH
54 PERCENT. WEST WINDS LESS THAN 10 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE MID 50S. SOUTH WINDS 5 TO 10 MPH.
MONDAY
PARTLY SUNNY WITH SHOWERS LIKELY AND A SLIGHT CHANCE OF
THUNDERSTORMS. HIGHS IN THE LOWER 70S. MINIMUM RH 54 PERCENT.
SOUTH WINDS 5 TO 10 MPH.
*THE AGL MIXING HEIGHT IS CALCULATED FROM AN AVERAGE ELEVATION FOR
THE ENTIRE FORECAST ZONE AND SHOULD ONLY BE USED AS A GUIDE.
FOR A SPECIFIC AGL MIXING HEIGHT A SPOT FORECAST WILL BE NEEDED.
TNZ041-212100-
COCKE SMOKY MOUNTAINS-
INCLUDING THE CITY OF HARTFORD
346 PM EDT MON APR 20 2026
TONIGHT TUE TUE NIGHT WED
CLOUD COVER MCLEAR MCLEAR PCLDY MCLEAR
TEMP (24H TREND) 40-45 (0) 68-73 (+8) 51-56 71-76
RH % (24H TREND) 70-75 (+9) 28-33 (-7) 64-69 27-32
RH RECOVERY EXCELLENT EXCELLENT
AM 20FT WND (MPH) W 9 W 16
PM 20FT WND (MPH) E 12 W 11 SW 13 W 14
TRANSPORT WND (MPH) S 7 W 13 W 10 W 18
MIXING HGT(FT-AGL) 140 5550 20 7430
VENT RATE (MPH-FT) 980 72150 200 133740
MAX DISPERSION EARLY 8 POOR 47 GEN GOOD 6 VERY POOR 124 VERY GOOD
MAX DISPERSION LATE 4 VERY POOR 69 GOOD 7 POOR 121 VERY GOOD
CATEGORY DAY 1 4 1 5
MAX LVORI EARLY 3 3 2 3
MAX LVORI LATE 3 2 3 2
PRECIP CHANCE (%) 0 0 0 0
PRECIP TYPE NONE NONE NONE NONE
PRECIP DURATION
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP BEGIN
PRECIP END
CHANCE OF THUNDER (%) 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 50S. SOUTHWEST
WINDS LESS THAN 10 MPH.
THURSDAY
SUNNY. HIGHS IN THE MID 70S. MINIMUM RH 35 PERCENT.
WEST WINDS LESS THAN 10 MPH.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 50S. SOUTH WINDS
LESS THAN 10 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. MINIMUM RH
35 PERCENT. WEST WINDS LESS THAN 10 MPH.
FRIDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE UPPER 50S. SOUTH WINDS LESS THAN 10 MPH.
SATURDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. HIGHS IN THE LOWER 70S. MINIMUM RH 57 PERCENT.
WEST WINDS LESS THAN 10 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND A
SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE MID 50S. SOUTHWEST
WINDS LESS THAN 10 MPH.
SUNDAY
MOSTLY SUNNY WITH A CHANCE OF SHOWERS AND A SLIGHT
CHANCE OF THUNDERSTORMS. HIGHS IN THE LOWER 70S. MINIMUM RH
54 PERCENT. NORTHWEST WINDS LESS THAN 10 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE UPPER 50S. SOUTH WINDS LESS THAN 10 MPH.
MONDAY
PARTLY SUNNY WITH SHOWERS LIKELY AND A SLIGHT CHANCE OF
THUNDERSTORMS. HIGHS IN THE MID 70S. MINIMUM RH 52 PERCENT. SOUTH
WINDS LESS THAN 10 MPH.
*THE AGL MIXING HEIGHT IS CALCULATED FROM AN AVERAGE ELEVATION FOR
THE ENTIRE FORECAST ZONE AND SHOULD ONLY BE USED AS A GUIDE.
FOR A SPECIFIC AGL MIXING HEIGHT A SPOT FORECAST WILL BE NEEDED.
TNZ074-212100-
SEVIER SMOKY MOUNTAINS-
INCLUDING THE CITIES OF ELKMONT AND GATLINBURG
346 PM EDT MON APR 20 2026
TONIGHT TUE TUE NIGHT WED
CLOUD COVER MCLEAR MCLEAR PCLDY MCLEAR
TEMP (24H TREND) 40-45 (+2) 66-71 (+8) 50-55 68-73
RH % (24H TREND) 69-74 (+8) 28-33 (-10) 63-68 28-33
RH RECOVERY EXCELLENT EXCELLENT
AM 20FT WND (MPH) W 9 W 14
PM 20FT WND (MPH) N 13 W 10 SW 11 W 14
TRANSPORT WND (MPH) N 8 W 12 SW 9 W 16
MIXING HGT(FT-AGL) 5170 7390
VENT RATE (MPH-FT) 0 62040 0 118240
MAX DISPERSION EARLY 6 VERY POOR 41 GEN GOOD 3 VERY POOR 106 VERY GOOD
MAX DISPERSION LATE 3 VERY POOR 64 GOOD 3 VERY POOR 107 VERY GOOD
CATEGORY DAY 1 3 1 4
MAX LVORI EARLY 3 3 2 3
MAX LVORI LATE 3 2 3 2
PRECIP CHANCE (%) 0 0 0 0
PRECIP TYPE NONE NONE NONE NONE
PRECIP DURATION
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP BEGIN
PRECIP END
CHANCE OF THUNDER (%) 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 50S. SOUTH
WINDS LESS THAN 10 MPH.
THURSDAY
SUNNY. HIGHS IN THE LOWER 70S. MINIMUM RH 37 PERCENT.
WEST WINDS LESS THAN 10 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 50S. SOUTH
WINDS LESS THAN 10 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 70S. MINIMUM RH
38 PERCENT. SOUTHWEST WINDS LESS THAN 10 MPH.
FRIDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE MID 50S. SOUTH WINDS LESS THAN 10 MPH.
SATURDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. HIGHS AROUND
70. MINIMUM RH 61 PERCENT. SOUTHWEST WINDS LESS THAN 10 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND A
SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE MID 50S. SOUTH WINDS
LESS THAN 10 MPH.
SUNDAY
MOSTLY SUNNY WITH SHOWERS LIKELY AND A SLIGHT CHANCE OF
THUNDERSTORMS. HIGHS IN THE LOWER 70S. MINIMUM RH 57 PERCENT.
WEST WINDS LESS THAN 10 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE MID 50S. SOUTH WINDS LESS THAN 10 MPH.
MONDAY
PARTLY SUNNY WITH SHOWERS LIKELY AND A SLIGHT CHANCE OF
THUNDERSTORMS. HIGHS IN THE LOWER 70S. MINIMUM RH 55 PERCENT.
SOUTH WINDS 5 TO 10 MPH.
*THE AGL MIXING HEIGHT IS CALCULATED FROM AN AVERAGE ELEVATION FOR
THE ENTIRE FORECAST ZONE AND SHOULD ONLY BE USED AS A GUIDE.
FOR A SPECIFIC AGL MIXING HEIGHT A SPOT FORECAST WILL BE NEEDED.
TNZ072-212100-
BLOUNT SMOKY MOUNTAINS-
INCLUDING THE CITY OF CADES COVE
346 PM EDT MON APR 20 2026
TONIGHT TUE TUE NIGHT WED
CLOUD COVER MCLEAR MCLEAR PCLDY MCLEAR
TEMP (24H TREND) 44-49 (+3) 71-76 (+7) 53-58 73-78
RH % (24H TREND) 67-72 (+7) 27-32 (-7) 63-68 27-32
RH RECOVERY EXCELLENT EXCELLENT
AM 20FT WND (MPH) W 7 W 11 G18
PM 20FT WND (MPH) NE 10 W 8 S 10 W 11 G18
TRANSPORT WND (MPH) S 7 W 13 SW 9 W 14
MIXING HGT(FT-AGL) 170 5650 8160
VENT RATE (MPH-FT) 1190 73450 0 114240
MAX DISPERSION EARLY 6 VERY POOR 39 FAIR 7 POOR 91 GOOD
MAX DISPERSION LATE 3 VERY POOR 68 GOOD 7 POOR 102 VERY GOOD
CATEGORY DAY 1 4 1 4
MAX LVORI EARLY 3 3 2 3
MAX LVORI LATE 3 2 3 2
PRECIP CHANCE (%) 0 0 0 0
PRECIP TYPE NONE NONE NONE NONE
PRECIP DURATION
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP BEGIN
PRECIP END
CHANCE OF THUNDER (%) 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 50S. SOUTH WINDS
LESS THAN 10 MPH.
THURSDAY
SUNNY. HIGHS IN THE UPPER 70S. MINIMUM RH 34 PERCENT.
SOUTHWEST WINDS LESS THAN 10 MPH.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 50S. SOUTHEAST
WINDS LESS THAN 10 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. MINIMUM RH
36 PERCENT. SOUTHWEST WINDS LESS THAN 10 MPH.
FRIDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE UPPER 50S. SOUTH WINDS LESS THAN 10 MPH.
SATURDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. HIGHS IN THE
MID 70S. MINIMUM RH 59 PERCENT. SOUTHWEST WINDS 5 TO 10 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND A
SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE UPPER 50S. SOUTH
WINDS LESS THAN 10 MPH.
SUNDAY
MOSTLY SUNNY WITH A CHANCE OF SHOWERS AND A SLIGHT
CHANCE OF THUNDERSTORMS. HIGHS IN THE MID 70S. MINIMUM RH
52 PERCENT. WEST WINDS LESS THAN 10 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE UPPER 50S. SOUTH WINDS LESS THAN 10 MPH.
MONDAY
PARTLY SUNNY WITH SHOWERS LIKELY AND A SLIGHT CHANCE OF
THUNDERSTORMS. HIGHS IN THE UPPER 70S. MINIMUM RH 51 PERCENT.
SOUTH WINDS 5 TO 10 MPH.
*THE AGL MIXING HEIGHT IS CALCULATED FROM AN AVERAGE ELEVATION FOR
THE ENTIRE FORECAST ZONE AND SHOULD ONLY BE USED AS A GUIDE.
FOR A SPECIFIC AGL MIXING HEIGHT A SPOT FORECAST WILL BE NEEDED.
TNZ087-212100-
SOUTHEAST MONROE-
INCLUDING THE CITIES OF CITICO AND COKER CREEK
346 PM EDT MON APR 20 2026
TONIGHT TUE TUE NIGHT WED
CLOUD COVER MCLEAR MCLEAR PCLDY MCLEAR
TEMP (24H TREND) 44-49 (+4) 71-76 (+6) 51-56 73-78
RH % (24H TREND) 70-75 (+6) 25-30 (-6) 66-71 25-30
RH RECOVERY EXCELLENT EXCELLENT
AM 20FT WND (MPH) SW 6 SW 9
PM 20FT WND (MPH) N 9 W 7 S 8 W 9
TRANSPORT WND (MPH) SE 6 W 12 SW 8 W 13
MIXING HGT(FT-AGL) 90 5750 8840
VENT RATE (MPH-FT) 540 69000 0 114920
MAX DISPERSION EARLY 5 VERY POOR 36 FAIR 4 VERY POOR 82 GOOD
MAX DISPERSION LATE 2 VERY POOR 64 GOOD 4 VERY POOR 100 GOOD
CATEGORY DAY 1 4 1 5
MAX LVORI EARLY 3 3 3 3
MAX LVORI LATE 3 2 3 2
PRECIP CHANCE (%) 0 0 0 0
PRECIP TYPE NONE NONE NONE NONE
PRECIP DURATION
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP BEGIN
PRECIP END
CHANCE OF THUNDER (%) 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 50S. SOUTH
WINDS LESS THAN 10 MPH.
THURSDAY
SUNNY. HIGHS IN THE UPPER 70S. MINIMUM RH 32 PERCENT.
SOUTHWEST WINDS LESS THAN 10 MPH.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 50S. SOUTHEAST
WINDS LESS THAN 10 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. MINIMUM RH
34 PERCENT. SOUTHWEST WINDS LESS THAN 10 MPH.
FRIDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE UPPER 50S. SOUTH WINDS LESS THAN 10 MPH.
SATURDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. HIGHS IN THE MID 70S. MINIMUM RH 57 PERCENT.
SOUTHWEST WINDS LESS THAN 10 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND A
SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE UPPER 50S. SOUTHEAST
WINDS LESS THAN 10 MPH.
SUNDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. HIGHS IN THE MID 70S. MINIMUM RH 52 PERCENT.
SOUTHWEST WINDS LESS THAN 10 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE UPPER 50S. SOUTH WINDS LESS THAN 10 MPH.
MONDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS AND A SLIGHT
CHANCE OF THUNDERSTORMS. HIGHS IN THE UPPER 70S. MINIMUM RH
52 PERCENT. SOUTH WINDS 5 TO 10 MPH.
*THE AGL MIXING HEIGHT IS CALCULATED FROM AN AVERAGE ELEVATION FOR
THE ENTIRE FORECAST ZONE AND SHOULD ONLY BE USED AS A GUIDE.
FOR A SPECIFIC AGL MIXING HEIGHT A SPOT FORECAST WILL BE NEEDED.
TNZ102-212100-
EAST POLK-
INCLUDING THE CITIES OF BIG FROG MOUNTAIN, DUCKTOWN,
AND TURTLETOWN
346 PM EDT MON APR 20 2026
TONIGHT TUE TUE NIGHT WED
CLOUD COVER MCLEAR MCLEAR PCLDY MCLEAR
TEMP (24H TREND) 42-47 (+3) 74-79 (+6) 49-54 76-81
RH % (24H TREND) 82-87 (+14) 24-29 (-4) 75-80 24-29
RH RECOVERY EXCELLENT EXCELLENT
AM 20FT WND (MPH) SW 6 SW 8
PM 20FT WND (MPH) N 10 W 8 S 9 W 8
TRANSPORT WND (MPH) SE 6 W 10 SW 6 W 12
MIXING HGT(FT-AGL) 140 6120 9480
VENT RATE (MPH-FT) 840 61200 0 113760
MAX DISPERSION EARLY 6 VERY POOR 36 FAIR 3 VERY POOR 77 GOOD
MAX DISPERSION LATE 2 VERY POOR 59 GEN GOOD 3 VERY POOR 93 GOOD
CATEGORY DAY 1 4 1 4
MAX LVORI EARLY 3 4 3 4
MAX LVORI LATE 4 2 4 2
PRECIP CHANCE (%) 0 0 0 0
PRECIP TYPE NONE NONE NONE NONE
PRECIP DURATION
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP BEGIN
PRECIP END
CHANCE OF THUNDER (%) 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 50S. SOUTH
WINDS LESS THAN 10 MPH.
THURSDAY
SUNNY. HIGHS IN THE UPPER 70S. MINIMUM RH 30 PERCENT.
SOUTHWEST WINDS LESS THAN 10 MPH.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 50S. SOUTHEAST
WINDS LESS THAN 10 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS AROUND 80. MINIMUM RH 33 PERCENT.
SOUTHWEST WINDS LESS THAN 10 MPH.
FRIDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE UPPER 50S. SOUTH WINDS LESS THAN 10 MPH.
SATURDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. HIGHS IN THE UPPER 70S. MINIMUM RH 54 PERCENT.
SOUTHWEST WINDS LESS THAN 10 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND A
SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE MID 50S. SOUTHEAST
WINDS LESS THAN 10 MPH.
SUNDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. HIGHS IN THE UPPER 70S. MINIMUM RH 50 PERCENT.
SOUTHWEST WINDS LESS THAN 10 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE UPPER 50S. SOUTH WINDS LESS THAN 10 MPH.
MONDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS AND A SLIGHT
CHANCE OF THUNDERSTORMS. HIGHS IN THE UPPER 70S. MINIMUM RH
51 PERCENT. SOUTH WINDS LESS THAN 10 MPH.
*THE AGL MIXING HEIGHT IS CALCULATED FROM AN AVERAGE ELEVATION FOR
THE ENTIRE FORECAST ZONE AND SHOULD ONLY BE USED AS A GUIDE.
FOR A SPECIFIC AGL MIXING HEIGHT A SPOT FORECAST WILL BE NEEDED.
NCZ060-212100-
CHEROKEE-
INCLUDING THE CITIES OF ANDREWS, MARBLE, TOPTON, HIAWASSE DAM,
MURPHY, UNAKA, AND VIOLET
346 PM EDT MON APR 20 2026
TONIGHT TUE TUE NIGHT WED
CLOUD COVER MCLEAR MCLEAR PCLDY MCLEAR
TEMP (24H TREND) 40-45 (+3) 73-78 (+7) 46-51 75-80
RH % (24H TREND) 84-89 (+13) 22-27 (-7) 79-84 23-28
RH RECOVERY EXCELLENT EXCELLENT
AM 20FT WND (MPH) SW 5 W 8
PM 20FT WND (MPH) N 9 W 6 SW 5 W 8
TRANSPORT WND (MPH) E 5 W 10 W 5 W 13
MIXING HGT(FT-AGL) 200 6490 9230
VENT RATE (MPH-FT) 1000 64900 0 119990
MAX DISPERSION EARLY 7 POOR 39 FAIR 3 VERY POOR 91 GOOD
MAX DISPERSION LATE 2 VERY POOR 61 GOOD 3 VERY POOR 100 GOOD
CATEGORY DAY 1 4 1 5
MAX LVORI EARLY 3 4 3 4
MAX LVORI LATE 5 2 4 2
PRECIP CHANCE (%) 0 0 0 0
PRECIP TYPE NONE NONE NONE NONE
PRECIP DURATION
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP BEGIN
PRECIP END
CHANCE OF THUNDER (%) 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 40S. SOUTH
WINDS LESS THAN 10 MPH.
THURSDAY
SUNNY. HIGHS IN THE UPPER 70S. MINIMUM RH 30 PERCENT.
SOUTHWEST WINDS LESS THAN 10 MPH.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 50S. SOUTHEAST
WINDS LESS THAN 10 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. MINIMUM RH
33 PERCENT. SOUTHWEST WINDS LESS THAN 10 MPH.
FRIDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE MID 50S. SOUTH WINDS LESS THAN 10 MPH.
SATURDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. HIGHS IN THE MID 70S. MINIMUM RH 53 PERCENT.
SOUTHWEST WINDS LESS THAN 10 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND A
SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE MID 50S. NORTHEAST
WINDS LESS THAN 10 MPH.
SUNDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. HIGHS IN THE UPPER 70S. MINIMUM RH 49 PERCENT.
SOUTHWEST WINDS LESS THAN 10 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE MID 50S. SOUTHEAST WINDS LESS THAN 10 MPH.
MONDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS AND A SLIGHT
CHANCE OF THUNDERSTORMS. HIGHS IN THE UPPER 70S. MINIMUM RH
52 PERCENT. SOUTH WINDS LESS THAN 10 MPH.
*THE AGL MIXING HEIGHT IS CALCULATED FROM AN AVERAGE ELEVATION FOR
THE ENTIRE FORECAST ZONE AND SHOULD ONLY BE USED AS A GUIDE.
FOR A SPECIFIC AGL MIXING HEIGHT A SPOT FORECAST WILL BE NEEDED.
NCZ061-212100-
CLAY-
INCLUDING THE CITIES OF SHOOTING CREEK, BRASSTOWN, HAYESVILLE,
AND TUSQUITEE
346 PM EDT MON APR 20 2026
TONIGHT TUE TUE NIGHT WED
CLOUD COVER CLEAR MCLEAR PCLDY MCLEAR
TEMP (24H TREND) 39-44 (+3) 69-74 (+6) 46-51 72-77
RH % (24H TREND) 80-85 (+13) 28-33 (-4) 76-81 28-33
RH RECOVERY EXCELLENT EXCELLENT
AM 20FT WND (MPH) W 5 NW 10
PM 20FT WND (MPH) N 11 W 6 SW 7 W 8
TRANSPORT WND (MPH) NE 5 W 12 W 7 W 13
MIXING HGT(FT-AGL) 110 6330 8550
VENT RATE (MPH-FT) 550 75960 0 111150
MAX DISPERSION EARLY 8 POOR 42 GEN GOOD 3 VERY POOR 95 GOOD
MAX DISPERSION LATE 2 VERY POOR 64 GOOD 3 VERY POOR 96 GOOD
CATEGORY DAY 1 4 1 4
MAX LVORI EARLY 3 4 3 3
MAX LVORI LATE 4 2 4 2
PRECIP CHANCE (%) 0 0 0 0
PRECIP TYPE NONE NONE NONE NONE
PRECIP DURATION
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP BEGIN
PRECIP END
CHANCE OF THUNDER (%) 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 40S. NORTH
WINDS LESS THAN 10 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. MINIMUM RH
35 PERCENT. WEST WINDS LESS THAN 10 MPH.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 50S. SOUTHEAST
WINDS LESS THAN 10 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. MINIMUM RH
38 PERCENT. SOUTHWEST WINDS LESS THAN 10 MPH.
FRIDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE MID 50S. SOUTH WINDS LESS THAN 10 MPH.
SATURDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. HIGHS IN THE LOWER 70S. MINIMUM RH 59 PERCENT.
WEST WINDS LESS THAN 10 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND A
SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE MID 50S. NORTH WINDS
LESS THAN 10 MPH.
SUNDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. HIGHS IN THE MID 70S. MINIMUM RH 55 PERCENT. WEST
WINDS LESS THAN 10 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE MID 50S. EAST WINDS LESS THAN 10 MPH.
MONDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS AND A SLIGHT
CHANCE OF THUNDERSTORMS. HIGHS IN THE LOWER 70S. MINIMUM RH
61 PERCENT. SOUTH WINDS LESS THAN 10 MPH.
*THE AGL MIXING HEIGHT IS CALCULATED FROM AN AVERAGE ELEVATION FOR
THE ENTIRE FORECAST ZONE AND SHOULD ONLY BE USED AS A GUIDE.
FOR A SPECIFIC AGL MIXING HEIGHT A SPOT FORECAST WILL BE NEEDED.
TNZ015-212100-
HANCOCK-
INCLUDING THE CITIES OF EVANSTON, SNEEDVILLE, TREADWAY,
AND KYLES FORD
346 PM EDT MON APR 20 2026
TONIGHT TUE TUE NIGHT WED
CLOUD COVER CLEAR MCLEAR PCLDY MCLEAR
TEMP (24H TREND) 33-38 (-2) 72-77 (+11) 45-50 76-81
RH % (24H TREND) 76-81 (-2) 32-37 (+4) 86-91 28-33
RH RECOVERY EXCELLENT EXCELLENT
AM 20FT WND (MPH) LGT/VAR W 7
PM 20FT WND (MPH) N 5 SW 6 SW 6 W 8
TRANSPORT WND (MPH) E 5 W 18 SW 7 W 20
MIXING HGT(FT-AGL) 150 5980 10 8850
VENT RATE (MPH-FT) 750 107640 70 177000
MAX DISPERSION EARLY 4 VERY POOR 29 FAIR 4 VERY POOR 115 VERY GOOD
MAX DISPERSION LATE 2 VERY POOR 94 GOOD 4 VERY POOR 145 VERY GOOD
CATEGORY DAY 1 4 1 5
MAX LVORI EARLY 3 4 3 5
MAX LVORI LATE 4 2 6 2
PRECIP CHANCE (%) 0 0 0 0
PRECIP TYPE NONE NONE NONE NONE
PRECIP DURATION
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP BEGIN
PRECIP END
CHANCE OF THUNDER (%) 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 40S. WEST
WINDS LESS THAN 10 MPH.
THURSDAY
SUNNY. HIGHS IN THE UPPER 70S. MINIMUM RH 33 PERCENT.
SOUTHWEST WINDS LESS THAN 10 MPH.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 50S. LIGHT AND
VARIABLE WIND.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. MINIMUM RH
34 PERCENT. SOUTHWEST WINDS LESS THAN 10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND A
SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE MID 50S. SOUTHWEST
WINDS LESS THAN 10 MPH.
SATURDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. HIGHS IN THE MID 70S. MINIMUM RH 56 PERCENT.
SOUTHWEST WINDS LESS THAN 10 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND A
SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE MID 50S. NORTHWEST
WINDS LESS THAN 10 MPH.
SUNDAY
MOSTLY SUNNY WITH A CHANCE OF SHOWERS AND A SLIGHT
CHANCE OF THUNDERSTORMS. HIGHS IN THE UPPER 70S. MINIMUM RH
49 PERCENT. WEST WINDS LESS THAN 10 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND A
SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE MID 50S. SOUTHEAST
WINDS LESS THAN 10 MPH.
MONDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS AND A SLIGHT
CHANCE OF THUNDERSTORMS. HIGHS IN THE UPPER 70S. MINIMUM RH
50 PERCENT. SOUTH WINDS LESS THAN 10 MPH.
*THE AGL MIXING HEIGHT IS CALCULATED FROM AN AVERAGE ELEVATION FOR
THE ENTIRE FORECAST ZONE AND SHOULD ONLY BE USED AS A GUIDE.
FOR A SPECIFIC AGL MIXING HEIGHT A SPOT FORECAST WILL BE NEEDED.
TNZ016-212100-
HAWKINS-
INCLUDING THE CITY OF MOORESBURG
346 PM EDT MON APR 20 2026
TONIGHT TUE TUE NIGHT WED
CLOUD COVER MCLEAR MCLEAR PCLDY MCLEAR
TEMP (24H TREND) 33-38 (-3) 71-76 (+10) 45-50 75-80
RH % (24H TREND) 81-86 (+3) 34-39 (+3) 88-93 30-35
RH RECOVERY EXCELLENT EXCELLENT
AM 20FT WND (MPH) LGT/VAR SW 9
PM 20FT WND (MPH) N 5 SW 7 SW 7 W 9
TRANSPORT WND (MPH) E 5 W 15 SW 7 W 20
MIXING HGT(FT-AGL) 180 5810 40 8900
VENT RATE (MPH-FT) 900 87150 280 178000
MAX DISPERSION EARLY 4 VERY POOR 25 FAIR 4 VERY POOR 111 VERY GOOD
MAX DISPERSION LATE 2 VERY POOR 84 GOOD 4 VERY POOR 147 VERY GOOD
CATEGORY DAY 1 4 1 5
MAX LVORI EARLY 3 4 3 5
MAX LVORI LATE 5 2 6 2
PRECIP CHANCE (%) 0 0 0 0
PRECIP TYPE NONE NONE NONE NONE
PRECIP DURATION
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP BEGIN
PRECIP END
CHANCE OF THUNDER (%) 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 40S. SOUTHWEST
WINDS LESS THAN 10 MPH.
THURSDAY
SUNNY. HIGHS IN THE UPPER 70S. MINIMUM RH 36 PERCENT.
SOUTHWEST WINDS LESS THAN 10 MPH.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 50S. SOUTHEAST
WINDS LESS THAN 10 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. MINIMUM RH
37 PERCENT. SOUTHWEST WINDS LESS THAN 10 MPH.
FRIDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE MID 50S. SOUTHWEST WINDS LESS THAN 10 MPH.
SATURDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. HIGHS IN THE MID 70S. MINIMUM RH 59 PERCENT.
SOUTHWEST WINDS LESS THAN 10 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND A
SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE MID 50S. WEST WINDS
LESS THAN 10 MPH.
SUNDAY
MOSTLY SUNNY WITH A CHANCE OF SHOWERS AND A SLIGHT
CHANCE OF THUNDERSTORMS. HIGHS IN THE UPPER 70S. MINIMUM RH
52 PERCENT. WEST WINDS LESS THAN 10 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE MID 50S. SOUTHEAST WINDS LESS THAN 10 MPH.
MONDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS AND A SLIGHT
CHANCE OF THUNDERSTORMS. HIGHS IN THE UPPER 70S. MINIMUM RH
53 PERCENT. SOUTH WINDS LESS THAN 10 MPH.
*THE AGL MIXING HEIGHT IS CALCULATED FROM AN AVERAGE ELEVATION FOR
THE ENTIRE FORECAST ZONE AND SHOULD ONLY BE USED AS A GUIDE.
FOR A SPECIFIC AGL MIXING HEIGHT A SPOT FORECAST WILL BE NEEDED.
TNZ017-212100-
SULLIVAN-
INCLUDING THE CITIES OF KINGSPORT, BRISTOL TN,
AND SOUTH HOLSTON DAM
346 PM EDT MON APR 20 2026
TONIGHT TUE TUE NIGHT WED
CLOUD COVER MCLEAR MCLEAR MCLEAR MCLEAR
TEMP (24H TREND) 34-39 (-2) 69-74 (+10) 47-52 74-79
RH % (24H TREND) 79-84 (+6) 33-38 (+3) 82-87 29-34
RH RECOVERY EXCELLENT EXCELLENT
AM 20FT WND (MPH) SW 6 SW 12
PM 20FT WND (MPH) NE 9 SW 8 SW 10 W 11
TRANSPORT WND (MPH) E 5 W 15 SW 8 W 22
MIXING HGT(FT-AGL) 260 5440 90 8600
VENT RATE (MPH-FT) 1300 81600 720 189200
MAX DISPERSION EARLY 5 VERY POOR 31 FAIR 5 VERY POOR 125 VERY GOOD
MAX DISPERSION LATE 2 VERY POOR 75 GOOD 4 VERY POOR 163 VERY GOOD
CATEGORY DAY 1 4 1 5
MAX LVORI EARLY 3 3 3 4
MAX LVORI LATE 4 2 4 2
PRECIP CHANCE (%) 0 0 0 0
PRECIP TYPE NONE NONE NONE NONE
PRECIP DURATION
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP BEGIN
PRECIP END
CHANCE OF THUNDER (%) 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 50. SOUTHWEST WINDS
LESS THAN 10 MPH.
THURSDAY
SUNNY. HIGHS IN THE UPPER 70S. MINIMUM RH 36 PERCENT.
SOUTHWEST WINDS LESS THAN 10 MPH.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 50S. SOUTHEAST
WINDS LESS THAN 10 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS AROUND 80. MINIMUM RH 35 PERCENT.
SOUTHWEST WINDS LESS THAN 10 MPH.
FRIDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE UPPER 50S. SOUTH WINDS LESS THAN 10 MPH.
SATURDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. HIGHS IN THE MID 70S. MINIMUM RH 56 PERCENT.
SOUTHWEST WINDS LESS THAN 10 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND A
SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE MID 50S. SOUTHWEST
WINDS LESS THAN 10 MPH.
SUNDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS AND A SLIGHT
CHANCE OF THUNDERSTORMS. HIGHS IN THE MID 70S. MINIMUM RH
50 PERCENT. NORTHWEST WINDS LESS THAN 10 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE MID 50S. SOUTHEAST WINDS LESS THAN 10 MPH.
MONDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS AND A SLIGHT
CHANCE OF THUNDERSTORMS. HIGHS IN THE MID 70S. MINIMUM RH
54 PERCENT. SOUTH WINDS LESS THAN 10 MPH.
*THE AGL MIXING HEIGHT IS CALCULATED FROM AN AVERAGE ELEVATION FOR
THE ENTIRE FORECAST ZONE AND SHOULD ONLY BE USED AS A GUIDE.
FOR A SPECIFIC AGL MIXING HEIGHT A SPOT FORECAST WILL BE NEEDED.
TNZ046-212100-
NORTHWEST CARTER-
INCLUDING THE CITY OF ELIZABETHTON
346 PM EDT MON APR 20 2026
TONIGHT TUE TUE NIGHT WED
CLOUD COVER CLEAR MCLEAR MCLEAR MCLEAR
TEMP (24H TREND) 34-39 (-1) 68-73 (+11) 47-52 72-77
RH % (24H TREND) 71-76 (+2) 30-35 (-1) 74-79 27-32
RH RECOVERY EXCELLENT EXCELLENT
AM 20FT WND (MPH) SW 6 W 11 G19
PM 20FT WND (MPH) NE 8 W 8 SW 8 W 11 G19
TRANSPORT WND (MPH) SE 7 W 15 W 9 W 22
MIXING HGT(FT-AGL) 170 5090 100 7790
VENT RATE (MPH-FT) 1190 76350 900 171380
MAX DISPERSION EARLY 7 POOR 39 FAIR 6 VERY POOR 134 VERY GOOD
MAX DISPERSION LATE 4 VERY POOR 73 GOOD 6 VERY POOR 148 VERY GOOD
CATEGORY DAY 1 4 1 5
MAX LVORI EARLY 3 3 3 3
MAX LVORI LATE 3 2 3 2
PRECIP CHANCE (%) 0 0 0 0
PRECIP TYPE NONE NONE NONE NONE
PRECIP DURATION
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP BEGIN
PRECIP END
CHANCE OF THUNDER (%) 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 50. SOUTHWEST WINDS
LESS THAN 10 MPH.
THURSDAY
SUNNY. HIGHS IN THE MID 70S. MINIMUM RH 35 PERCENT.
WEST WINDS LESS THAN 10 MPH.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 50S. SOUTH
WINDS LESS THAN 10 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. MINIMUM RH
33 PERCENT. SOUTHWEST WINDS LESS THAN 10 MPH.
FRIDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE MID 50S. SOUTH WINDS LESS THAN 10 MPH.
SATURDAY
PARTLY SUNNY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. HIGHS IN THE MID 70S. MINIMUM RH 52 PERCENT. WEST
WINDS LESS THAN 10 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND A
SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE MID 50S. SOUTHWEST
WINDS LESS THAN 10 MPH.
SUNDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS AND A SLIGHT
CHANCE OF THUNDERSTORMS. HIGHS IN THE MID 70S. MINIMUM RH
50 PERCENT. WEST WINDS LESS THAN 10 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE MID 50S. SOUTHEAST WINDS LESS THAN 10 MPH.
MONDAY
PARTLY SUNNY WITH SHOWERS LIKELY AND A SLIGHT CHANCE OF
THUNDERSTORMS. HIGHS IN THE MID 70S. MINIMUM RH 52 PERCENT. SOUTH
WINDS LESS THAN 10 MPH.
*THE AGL MIXING HEIGHT IS CALCULATED FROM AN AVERAGE ELEVATION FOR
THE ENTIRE FORECAST ZONE AND SHOULD ONLY BE USED AS A GUIDE.
FOR A SPECIFIC AGL MIXING HEIGHT A SPOT FORECAST WILL BE NEEDED.
TNZ044-212100-
WASHINGTON TN-
INCLUDING THE CITY OF JOHNSON CITY
346 PM EDT MON APR 20 2026
TONIGHT TUE TUE NIGHT WED
CLOUD COVER MCLEAR MCLEAR MCLEAR MCLEAR
TEMP (24H TREND) 35-40 (-1) 69-74 (+10) 47-52 73-78
RH % (24H TREND) 79-84 (+8) 33-38 (0) 79-84 30-35
RH RECOVERY EXCELLENT EXCELLENT
AM 20FT WND (MPH) SW 5 W 11 G18
PM 20FT WND (MPH) NE 8 W 7 SW 8 W 11 G18
TRANSPORT WND (MPH) SE 6 W 14 SW 9 W 20
MIXING HGT(FT-AGL) 230 5240 60 7820
VENT RATE (MPH-FT) 1380 73360 540 156400
MAX DISPERSION EARLY 4 VERY POOR 32 FAIR 5 VERY POOR 118 VERY GOOD
MAX DISPERSION LATE 3 VERY POOR 68 GOOD 4 VERY POOR 134 VERY GOOD
CATEGORY DAY 1 4 1 5
MAX LVORI EARLY 3 3 3 3
MAX LVORI LATE 4 2 4 2
PRECIP CHANCE (%) 0 0 0 0
PRECIP TYPE NONE NONE NONE NONE
PRECIP DURATION
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP BEGIN
PRECIP END
CHANCE OF THUNDER (%) 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 50. SOUTHWEST WINDS
LESS THAN 10 MPH.
THURSDAY
SUNNY. HIGHS IN THE UPPER 70S. MINIMUM RH 37 PERCENT.
WEST WINDS LESS THAN 10 MPH.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 50S. SOUTH
WINDS LESS THAN 10 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. MINIMUM RH
36 PERCENT. SOUTHWEST WINDS LESS THAN 10 MPH.
FRIDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE UPPER 50S. SOUTH WINDS LESS THAN 10 MPH.
SATURDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. HIGHS IN THE MID 70S. MINIMUM RH 57 PERCENT. WEST
WINDS LESS THAN 10 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND A
SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE MID 50S. SOUTHWEST
WINDS LESS THAN 10 MPH.
SUNDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS AND A SLIGHT
CHANCE OF THUNDERSTORMS. HIGHS IN THE MID 70S. MINIMUM RH
52 PERCENT. WEST WINDS LESS THAN 10 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE MID 50S. SOUTH WINDS LESS THAN 10 MPH.
MONDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS AND A SLIGHT
CHANCE OF THUNDERSTORMS. HIGHS IN THE MID 70S. MINIMUM RH
54 PERCENT. SOUTH WINDS 5 TO 10 MPH.
*THE AGL MIXING HEIGHT IS CALCULATED FROM AN AVERAGE ELEVATION FOR
THE ENTIRE FORECAST ZONE AND SHOULD ONLY BE USED AS A GUIDE.
FOR A SPECIFIC AGL MIXING HEIGHT A SPOT FORECAST WILL BE NEEDED.
TNZ042-212100-
NORTHWEST GREENE-
INCLUDING THE CITY OF GREENEVILLE
346 PM EDT MON APR 20 2026
TONIGHT TUE TUE NIGHT WED
CLOUD COVER MCLEAR MCLEAR PCLDY MCLEAR
TEMP (24H TREND) 34-39 (-2) 71-76 (+9) 47-52 74-79
RH % (24H TREND) 83-88 (+9) 31-36 (-1) 81-86 29-34
RH RECOVERY EXCELLENT EXCELLENT
AM 20FT WND (MPH) LGT/VAR SW 10
PM 20FT WND (MPH) NE 7 W 8 SW 8 W 10
TRANSPORT WND (MPH) SE 5 W 14 SW 8 W 17
MIXING HGT(FT-AGL) 230 5420 90 8050
VENT RATE (MPH-FT) 1150 75880 720 136850
MAX DISPERSION EARLY 5 VERY POOR 29 FAIR 5 VERY POOR 100 GOOD
MAX DISPERSION LATE 2 VERY POOR 66 GOOD 4 VERY POOR 122 VERY GOOD
CATEGORY DAY 1 4 1 5
MAX LVORI EARLY 3 4 3 4
MAX LVORI LATE 5 2 5 2
PRECIP CHANCE (%) 0 0 0 0
PRECIP TYPE NONE NONE NONE NONE
PRECIP DURATION
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP BEGIN
PRECIP END
CHANCE OF THUNDER (%) 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 50. SOUTHWEST WINDS
LESS THAN 10 MPH.
THURSDAY
SUNNY. HIGHS IN THE UPPER 70S. MINIMUM RH 36 PERCENT.
WEST WINDS LESS THAN 10 MPH.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 50S. SOUTH
WINDS LESS THAN 10 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS AROUND 80. MINIMUM RH 36 PERCENT.
SOUTHWEST WINDS LESS THAN 10 MPH.
FRIDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE MID 50S. SOUTH WINDS LESS THAN 10 MPH.
SATURDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. HIGHS IN THE MID 70S. MINIMUM RH 57 PERCENT.
SOUTHWEST WINDS LESS THAN 10 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND A
SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE MID 50S. SOUTHWEST
WINDS LESS THAN 10 MPH.
SUNDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS AND A SLIGHT
CHANCE OF THUNDERSTORMS. HIGHS IN THE MID 70S. MINIMUM RH
51 PERCENT. WEST WINDS LESS THAN 10 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE MID 50S. SOUTH WINDS LESS THAN 10 MPH.
MONDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS AND A SLIGHT
CHANCE OF THUNDERSTORMS. HIGHS IN THE UPPER 70S. MINIMUM RH
53 PERCENT. SOUTH WINDS LESS THAN 10 MPH.
*THE AGL MIXING HEIGHT IS CALCULATED FROM AN AVERAGE ELEVATION FOR
THE ENTIRE FORECAST ZONE AND SHOULD ONLY BE USED AS A GUIDE.
FOR A SPECIFIC AGL MIXING HEIGHT A SPOT FORECAST WILL BE NEEDED.
TNZ038-212100-
GRAINGER-
INCLUDING THE CITY OF BEAN STATION
346 PM EDT MON APR 20 2026
TONIGHT TUE TUE NIGHT WED
CLOUD COVER MCLEAR MCLEAR PCLDY MCLEAR
TEMP (24H TREND) 37-42 (-1) 73-78 (+8) 48-53 77-82
RH % (24H TREND) 79-84 (+4) 31-36 (+1) 81-86 27-32
RH RECOVERY EXCELLENT EXCELLENT
AM 20FT WND (MPH) LGT/VAR SW 7
PM 20FT WND (MPH) N 5 SW 6 SW 7 W 7
TRANSPORT WND (MPH) E 5 W 17 SW 9 W 17
MIXING HGT(FT-AGL) 150 5940 30 9070
VENT RATE (MPH-FT) 750 100980 270 154190
MAX DISPERSION EARLY 4 VERY POOR 28 FAIR 4 VERY POOR 104 VERY GOOD
MAX DISPERSION LATE 2 VERY POOR 89 GOOD 4 VERY POOR 137 VERY GOOD
CATEGORY DAY 1 4 1 5
MAX LVORI EARLY 3 4 3 4
MAX LVORI LATE 4 2 5 2
PRECIP CHANCE (%) 0 0 0 0
PRECIP TYPE NONE NONE NONE NONE
PRECIP DURATION
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP BEGIN
PRECIP END
CHANCE OF THUNDER (%) 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 50S. SOUTHWEST
WINDS LESS THAN 10 MPH.
THURSDAY
SUNNY. HIGHS AROUND 80. MINIMUM RH 33 PERCENT.
SOUTHWEST WINDS LESS THAN 10 MPH.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 50S. SOUTH WINDS
LESS THAN 10 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. MINIMUM RH
35 PERCENT. SOUTHWEST WINDS LESS THAN 10 MPH.
FRIDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE UPPER 50S. SOUTHWEST WINDS LESS THAN 10 MPH.
SATURDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. HIGHS IN THE UPPER 70S. MINIMUM RH 57 PERCENT.
SOUTHWEST WINDS LESS THAN 10 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND A
SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE UPPER 50S. NORTHWEST
WINDS LESS THAN 10 MPH.
SUNDAY
MOSTLY SUNNY WITH A CHANCE OF SHOWERS AND A SLIGHT
CHANCE OF THUNDERSTORMS. HIGHS IN THE UPPER 70S. MINIMUM RH
49 PERCENT. WEST WINDS LESS THAN 10 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE UPPER 50S. SOUTHEAST WINDS LESS THAN 10 MPH.
MONDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS AND A SLIGHT
CHANCE OF THUNDERSTORMS. HIGHS IN THE UPPER 70S. MINIMUM RH
50 PERCENT. SOUTH WINDS LESS THAN 10 MPH.
*THE AGL MIXING HEIGHT IS CALCULATED FROM AN AVERAGE ELEVATION FOR
THE ENTIRE FORECAST ZONE AND SHOULD ONLY BE USED AS A GUIDE.
FOR A SPECIFIC AGL MIXING HEIGHT A SPOT FORECAST WILL BE NEEDED.
TNZ039-212100-
HAMBLEN-
INCLUDING THE CITIES OF ALPHA, MORRISTOWN, AND RUSSELLVILLE
346 PM EDT MON APR 20 2026
TONIGHT TUE TUE NIGHT WED
CLOUD COVER MCLEAR MCLEAR PCLDY MCLEAR
TEMP (24H TREND) 35-40 (-3) 72-77 (+8) 47-52 76-81
RH % (24H TREND) 84-89 (+7) 31-36 (0) 84-89 28-33
RH RECOVERY EXCELLENT EXCELLENT
AM 20FT WND (MPH) LGT/VAR W 8
PM 20FT WND (MPH) LGT/VAR SW 5 LGT/VAR W 8
TRANSPORT WND (MPH) E 5 W 15 SW 9 W 17
MIXING HGT(FT-AGL) 180 5690 90 8820
VENT RATE (MPH-FT) 900 85350 810 149940
MAX DISPERSION EARLY 4 VERY POOR 28 FAIR 4 VERY POOR 91 GOOD
MAX DISPERSION LATE 2 VERY POOR 83 GOOD 4 VERY POOR 136 VERY GOOD
CATEGORY DAY 1 4 1 5
MAX LVORI EARLY 3 4 3 4
MAX LVORI LATE 5 2 5 2
PRECIP CHANCE (%) 0 0 0 0
PRECIP TYPE NONE NONE NONE NONE
PRECIP DURATION
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP BEGIN
PRECIP END
CHANCE OF THUNDER (%) 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 50S. SOUTHWEST
WINDS LESS THAN 10 MPH.
THURSDAY
SUNNY. HIGHS IN THE UPPER 70S. MINIMUM RH 34 PERCENT.
SOUTHWEST WINDS LESS THAN 10 MPH.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 50S. LIGHT AND
VARIABLE WIND.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. MINIMUM RH
35 PERCENT. SOUTHWEST WINDS LESS THAN 10 MPH.
FRIDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE UPPER 50S. SOUTHWEST WINDS LESS THAN 10 MPH.
SATURDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. HIGHS IN THE UPPER 70S. MINIMUM RH 57 PERCENT.
SOUTHWEST WINDS LESS THAN 10 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND A
SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE MID 50S. WEST WINDS
LESS THAN 10 MPH.
SUNDAY
MOSTLY SUNNY WITH A CHANCE OF SHOWERS AND A SLIGHT
CHANCE OF THUNDERSTORMS. HIGHS IN THE UPPER 70S. MINIMUM RH
51 PERCENT. NORTHWEST WINDS LESS THAN 10 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE MID 50S. SOUTH WINDS LESS THAN 10 MPH.
MONDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS AND A SLIGHT
CHANCE OF THUNDERSTORMS. HIGHS IN THE UPPER 70S. MINIMUM RH
50 PERCENT. SOUTH WINDS LESS THAN 10 MPH.
*THE AGL MIXING HEIGHT IS CALCULATED FROM AN AVERAGE ELEVATION FOR
THE ENTIRE FORECAST ZONE AND SHOULD ONLY BE USED AS A GUIDE.
FOR A SPECIFIC AGL MIXING HEIGHT A SPOT FORECAST WILL BE NEEDED.
TNZ040-212100-
NORTHWEST COCKE-
INCLUDING THE CITIES OF BYBEE AND NEWPORT
346 PM EDT MON APR 20 2026
TONIGHT TUE TUE NIGHT WED
CLOUD COVER MCLEAR MCLEAR PCLDY MCLEAR
TEMP (24H TREND) 38-43 (-1) 72-77 (+8) 50-55 75-80
RH % (24H TREND) 83-88 (+14) 29-34 (-2) 76-81 27-32
RH RECOVERY EXCELLENT EXCELLENT
AM 20FT WND (MPH) LGT/VAR W 11
PM 20FT WND (MPH) NE 8 W 7 SW 9 W 11
TRANSPORT WND (MPH) SE 5 W 14 SW 8 W 17
MIXING HGT(FT-AGL) 210 5560 40 8050
VENT RATE (MPH-FT) 1050 77840 320 136850
MAX DISPERSION EARLY 5 VERY POOR 33 FAIR 4 VERY POOR 106 VERY GOOD
MAX DISPERSION LATE 2 VERY POOR 69 GOOD 3 VERY POOR 124 VERY GOOD
CATEGORY DAY 1 4 1 5
MAX LVORI EARLY 3 4 3 3
MAX LVORI LATE 5 2 4 2
PRECIP CHANCE (%) 0 0 0 0
PRECIP TYPE NONE NONE NONE NONE
PRECIP DURATION
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP BEGIN
PRECIP END
CHANCE OF THUNDER (%) 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 50S. SOUTHWEST
WINDS LESS THAN 10 MPH.
THURSDAY
SUNNY. HIGHS IN THE UPPER 70S. MINIMUM RH 33 PERCENT.
WEST WINDS LESS THAN 10 MPH.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 50S. SOUTH WINDS
LESS THAN 10 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. MINIMUM RH
33 PERCENT. SOUTHWEST WINDS LESS THAN 10 MPH.
FRIDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE UPPER 50S. SOUTH WINDS LESS THAN 10 MPH.
SATURDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. HIGHS IN THE UPPER 70S. MINIMUM RH 56 PERCENT.
WEST WINDS LESS THAN 10 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND A
SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE MID 50S. SOUTH WINDS
LESS THAN 10 MPH.
SUNDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS AND A SLIGHT
CHANCE OF THUNDERSTORMS. HIGHS IN THE UPPER 70S. MINIMUM RH
50 PERCENT. NORTHWEST WINDS LESS THAN 10 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE UPPER 50S. SOUTH WINDS LESS THAN 10 MPH.
MONDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS AND A SLIGHT
CHANCE OF THUNDERSTORMS. HIGHS IN THE UPPER 70S. MINIMUM RH
48 PERCENT. SOUTHWEST WINDS LESS THAN 10 MPH.
*THE AGL MIXING HEIGHT IS CALCULATED FROM AN AVERAGE ELEVATION FOR
THE ENTIRE FORECAST ZONE AND SHOULD ONLY BE USED AS A GUIDE.
FOR A SPECIFIC AGL MIXING HEIGHT A SPOT FORECAST WILL BE NEEDED.
TNZ070-212100-
JEFFERSON-
INCLUDING THE CITIES OF JEFFERSON CITY, STRAWBERRY PLAINS,
CHESTNUT HILL, DANDRIDGE, AND WHITE PINE
346 PM EDT MON APR 20 2026
TONIGHT TUE TUE NIGHT WED
CLOUD COVER MCLEAR MCLEAR PCLDY MCLEAR
TEMP (24H TREND) 38-43 (-1) 73-78 (+8) 49-54 76-81
RH % (24H TREND) 84-89 (+10) 31-36 (0) 78-83 28-33
RH RECOVERY EXCELLENT EXCELLENT
AM 20FT WND (MPH) LGT/VAR W 9
PM 20FT WND (MPH) LGT/VAR SW 5 SW 5 W 9
TRANSPORT WND (MPH) E 5 W 15 SW 9 W 17
MIXING HGT(FT-AGL) 240 5700 110 8660
VENT RATE (MPH-FT) 1200 85500 990 147220
MAX DISPERSION EARLY 4 VERY POOR 28 FAIR 5 VERY POOR 86 GOOD
MAX DISPERSION LATE 2 VERY POOR 80 GOOD 4 VERY POOR 127 VERY GOOD
CATEGORY DAY 1 4 1 5
MAX LVORI EARLY 3 4 3 4
MAX LVORI LATE 5 2 4 2
PRECIP CHANCE (%) 0 0 0 0
PRECIP TYPE NONE NONE NONE NONE
PRECIP DURATION
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP BEGIN
PRECIP END
CHANCE OF THUNDER (%) 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 50S. SOUTHWEST
WINDS LESS THAN 10 MPH.
THURSDAY
SUNNY. HIGHS AROUND 80. MINIMUM RH 34 PERCENT.
SOUTHWEST WINDS LESS THAN 10 MPH.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 50S. SOUTH WINDS
LESS THAN 10 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. MINIMUM RH
35 PERCENT. SOUTHWEST WINDS LESS THAN 10 MPH.
FRIDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE UPPER 50S. SOUTHWEST WINDS LESS THAN 10 MPH.
SATURDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. HIGHS IN THE UPPER 70S. MINIMUM RH 58 PERCENT.
SOUTHWEST WINDS LESS THAN 10 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND A
SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE UPPER 50S. WEST WINDS
LESS THAN 10 MPH.
SUNDAY
MOSTLY SUNNY WITH A CHANCE OF SHOWERS AND A SLIGHT
CHANCE OF THUNDERSTORMS. HIGHS IN THE UPPER 70S. MINIMUM RH
51 PERCENT. NORTHWEST WINDS LESS THAN 10 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE UPPER 50S. SOUTH WINDS LESS THAN 10 MPH.
MONDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS AND A SLIGHT
CHANCE OF THUNDERSTORMS. HIGHS IN THE UPPER 70S. MINIMUM RH
50 PERCENT. SOUTHWEST WINDS LESS THAN 10 MPH.
*THE AGL MIXING HEIGHT IS CALCULATED FROM AN AVERAGE ELEVATION FOR
THE ENTIRE FORECAST ZONE AND SHOULD ONLY BE USED AS A GUIDE.
FOR A SPECIFIC AGL MIXING HEIGHT A SPOT FORECAST WILL BE NEEDED.
TNZ035-212100-
MORGAN-
INCLUDING THE CITIES OF PINE ORCHARD, HIGH POINT, AND PETROS
346 PM EDT MON APR 20 2026
TONIGHT TUE TUE NIGHT WED
CLOUD COVER CLEAR MCLEAR PCLDY MCLEAR
TEMP (24H TREND) 39-44 (+2) 74-79 (+8) 48-53 75-80
RH % (24H TREND) 82-87 (+4) 26-31 (-5) 76-81 28-33
RH RECOVERY EXCELLENT EXCELLENT
AM 20FT WND (MPH) S 6 W 9
PM 20FT WND (MPH) N 7 SW 8 SW 9 W 9
TRANSPORT WND (MPH) SE 7 W 16 W 8 W 16
MIXING HGT(FT-AGL) 200 6940 20 8900
VENT RATE (MPH-FT) 1400 111040 160 142400
MAX DISPERSION EARLY 5 VERY POOR 52 GEN GOOD 5 VERY POOR 108 VERY GOOD
MAX DISPERSION LATE 2 VERY POOR 107 VERY GOOD4 VERY POOR 126 VERY GOOD
CATEGORY DAY 1 4 1 5
MAX LVORI EARLY 3 4 3 3
MAX LVORI LATE 5 2 4 1
PRECIP CHANCE (%) 0 0 0 0
PRECIP TYPE NONE NONE NONE NONE
PRECIP DURATION
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP BEGIN
PRECIP END
CHANCE OF THUNDER (%) 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 50S. WEST
WINDS LESS THAN 10 MPH.
THURSDAY
SUNNY. HIGHS IN THE UPPER 70S. MINIMUM RH 34 PERCENT.
SOUTH WINDS LESS THAN 10 MPH.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 50S. SOUTH WINDS
LESS THAN 10 MPH.
FRIDAY
MOSTLY SUNNY WITH A SLIGHT CHANCE OF SHOWERS. HIGHS IN
THE LOWER 80S. MINIMUM RH 37 PERCENT. SOUTH WINDS LESS THAN
10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND A
SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE UPPER 50S. SOUTHWEST
WINDS LESS THAN 10 MPH.
SATURDAY
PARTLY SUNNY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. HIGHS IN THE MID 70S. MINIMUM RH 61 PERCENT.
SOUTHWEST WINDS LESS THAN 10 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND A
SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE MID 50S. NORTHWEST
WINDS LESS THAN 10 MPH.
SUNDAY
MOSTLY SUNNY WITH A CHANCE OF SHOWERS AND A SLIGHT
CHANCE OF THUNDERSTORMS. HIGHS IN THE UPPER 70S. MINIMUM RH
52 PERCENT. SOUTH WINDS LESS THAN 10 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE MID 50S. SOUTH WINDS LESS THAN 10 MPH.
MONDAY
PARTLY SUNNY WITH SHOWERS LIKELY AND A SLIGHT CHANCE OF
THUNDERSTORMS. HIGHS IN THE UPPER 70S. MINIMUM RH 55 PERCENT.
SOUTH WINDS LESS THAN 10 MPH.
*THE AGL MIXING HEIGHT IS CALCULATED FROM AN AVERAGE ELEVATION FOR
THE ENTIRE FORECAST ZONE AND SHOULD ONLY BE USED AS A GUIDE.
FOR A SPECIFIC AGL MIXING HEIGHT A SPOT FORECAST WILL BE NEEDED.
TNZ012-212100-
SCOTT TN-
INCLUDING THE CITIES OF BIG SOUTH FORK NATIONAL, ONEIDA,
SMOKEY JUNCTION, ELGIN, HUNTSVILLE, NORMA, AND SLICK ROCK
346 PM EDT MON APR 20 2026
TONIGHT TUE TUE NIGHT WED
CLOUD COVER CLEAR MCLEAR MCLEAR MCLEAR
TEMP (24H TREND) 39-44 (+2) 74-79 (+11) 50-55 75-80
RH % (24H TREND) 76-81 (+2) 26-31 (-4) 70-75 28-33
RH RECOVERY EXCELLENT EXCELLENT
AM 20FT WND (MPH) SW 5 W 8
PM 20FT WND (MPH) NE 5 SW 7 SW 8 W 8
TRANSPORT WND (MPH) S 8 W 16 W 10 W 17
MIXING HGT(FT-AGL) 210 6930 40 8320
VENT RATE (MPH-FT) 1680 110880 400 141440
MAX DISPERSION EARLY 5 VERY POOR 73 GOOD 6 VERY POOR 113 VERY GOOD
MAX DISPERSION LATE 3 VERY POOR 111 VERY GOOD5 VERY POOR 129 VERY GOOD
CATEGORY DAY 1 4 1 5
MAX LVORI EARLY 3 3 2 3
MAX LVORI LATE 4 2 3 2
PRECIP CHANCE (%) 0 0 0 0
PRECIP TYPE NONE NONE NONE NONE
PRECIP DURATION
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP BEGIN
PRECIP END
CHANCE OF THUNDER (%) 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 50S. SOUTHWEST
WINDS LESS THAN 10 MPH.
THURSDAY
SUNNY. HIGHS IN THE UPPER 70S. MINIMUM RH 33 PERCENT.
SOUTHWEST WINDS LESS THAN 10 MPH.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 50S. SOUTH WINDS
LESS THAN 10 MPH.
FRIDAY
MOSTLY SUNNY WITH A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. HIGHS IN THE LOWER 80S. MINIMUM RH 36 PERCENT.
SOUTHWEST WINDS LESS THAN 10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND A
SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE UPPER 50S. SOUTH
WINDS LESS THAN 10 MPH.
SATURDAY
PARTLY SUNNY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. HIGHS IN THE MID 70S. MINIMUM RH 60 PERCENT.
SOUTHWEST WINDS LESS THAN 10 MPH.
SATURDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS AND A
SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE MID 50S. WEST WINDS
LESS THAN 10 MPH.
SUNDAY
MOSTLY SUNNY WITH A CHANCE OF SHOWERS AND A SLIGHT
CHANCE OF THUNDERSTORMS. HIGHS IN THE UPPER 70S. MINIMUM RH
50 PERCENT. SOUTHWEST WINDS LESS THAN 10 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE UPPER 50S. SOUTH WINDS LESS THAN 10 MPH.
MONDAY
PARTLY SUNNY WITH SHOWERS LIKELY AND A SLIGHT CHANCE OF
THUNDERSTORMS. HIGHS IN THE UPPER 70S. MINIMUM RH 52 PERCENT.
SOUTHWEST WINDS LESS THAN 10 MPH.
*THE AGL MIXING HEIGHT IS CALCULATED FROM AN AVERAGE ELEVATION FOR
THE ENTIRE FORECAST ZONE AND SHOULD ONLY BE USED AS A GUIDE.
FOR A SPECIFIC AGL MIXING HEIGHT A SPOT FORECAST WILL BE NEEDED.
TNZ013-212100-
CAMPBELL-
INCLUDING THE CITIES OF FINCASTLE, LA FOLLETTE, ELK VALLEY,
JELLICO, WHITE OAK, CARYVILLE, AND ROYAL BLUE
346 PM EDT MON APR 20 2026
TONIGHT TUE TUE NIGHT WED
CLOUD COVER CLEAR MCLEAR MCLEAR MCLEAR
TEMP (24H TREND) 39-44 (0) 73-78 (+11) 51-56 74-79
RH % (24H TREND) 75-80 (+4) 27-32 (-4) 70-75 28-33
RH RECOVERY EXCELLENT EXCELLENT
AM 20FT WND (MPH) S 5 W 9
PM 20FT WND (MPH) N 6 SW 8 SW 9 W 9
TRANSPORT WND (MPH) SE 7 W 17 W 9 W 17
MIXING HGT(FT-AGL) 130 7040 8620
VENT RATE (MPH-FT) 910 119680 0 146540
MAX DISPERSION EARLY 5 VERY POOR 54 GEN GOOD 5 VERY POOR 115 VERY GOOD
MAX DISPERSION LATE 2 VERY POOR 110 VERY GOOD5 VERY POOR 130 VERY GOOD
CATEGORY DAY 1 5 1 5
MAX LVORI EARLY 3 3 2 3
MAX LVORI LATE 4 2 3 2
PRECIP CHANCE (%) 0 0 0 0
PRECIP TYPE NONE NONE NONE NONE
PRECIP DURATION
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP BEGIN
PRECIP END
CHANCE OF THUNDER (%) 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 50S. SOUTHWEST
WINDS LESS THAN 10 MPH.
THURSDAY
SUNNY. HIGHS IN THE UPPER 70S. MINIMUM RH 33 PERCENT.
SOUTHWEST WINDS LESS THAN 10 MPH.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 50S. SOUTH WINDS
LESS THAN 10 MPH.
FRIDAY
MOSTLY SUNNY WITH A SLIGHT CHANCE OF SHOWERS. HIGHS IN
THE UPPER 70S. MINIMUM RH 37 PERCENT. SOUTH WINDS LESS THAN
10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND A
SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE UPPER 50S. SOUTH
WINDS LESS THAN 10 MPH.
SATURDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. HIGHS IN THE
MID 70S. MINIMUM RH 62 PERCENT. SOUTHWEST WINDS LESS THAN 10 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND A
SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE UPPER 50S. NORTHWEST
WINDS LESS THAN 10 MPH.
SUNDAY
MOSTLY SUNNY WITH A CHANCE OF SHOWERS AND A SLIGHT
CHANCE OF THUNDERSTORMS. HIGHS IN THE MID 70S. MINIMUM RH
51 PERCENT. SOUTHWEST WINDS LESS THAN 10 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE UPPER 50S. SOUTH WINDS LESS THAN 10 MPH.
MONDAY
PARTLY SUNNY WITH SHOWERS LIKELY AND A SLIGHT CHANCE OF
THUNDERSTORMS. HIGHS IN THE MID 70S. MINIMUM RH 53 PERCENT. SOUTH
WINDS LESS THAN 10 MPH.
*THE AGL MIXING HEIGHT IS CALCULATED FROM AN AVERAGE ELEVATION FOR
THE ENTIRE FORECAST ZONE AND SHOULD ONLY BE USED AS A GUIDE.
FOR A SPECIFIC AGL MIXING HEIGHT A SPOT FORECAST WILL BE NEEDED.
TNZ014-212100-
CLAIBORNE-
INCLUDING THE CITIES OF LONE MOUNTAIN, SANDLICK, SPRINGDALE,
ARTHUR, HARROGATE-SHAWANEE, CLAIRFIELD, AND HOWARD QUARTER
346 PM EDT MON APR 20 2026
TONIGHT TUE TUE NIGHT WED
CLOUD COVER CLEAR MCLEAR PCLDY MCLEAR
TEMP (24H TREND) 35-40 (-2) 73-78 (+11) 47-52 76-81
RH % (24H TREND) 78-83 (+2) 29-34 (0) 84-89 26-31
RH RECOVERY EXCELLENT EXCELLENT
AM 20FT WND (MPH) LGT/VAR W 7
PM 20FT WND (MPH) LGT/VAR SW 5 SW 6 W 7
TRANSPORT WND (MPH) E 6 W 18 W 8 W 18
MIXING HGT(FT-AGL) 170 6450 9040
VENT RATE (MPH-FT) 1020 116100 0 162720
MAX DISPERSION EARLY 4 VERY POOR 34 FAIR 4 VERY POOR 117 VERY GOOD
MAX DISPERSION LATE 2 VERY POOR 100 GOOD 4 VERY POOR 142 VERY GOOD
CATEGORY DAY 1 4 1 5
MAX LVORI EARLY 3 4 3 4
MAX LVORI LATE 4 2 5 2
PRECIP CHANCE (%) 0 0 0 0
PRECIP TYPE NONE NONE NONE NONE
PRECIP DURATION
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP BEGIN
PRECIP END
CHANCE OF THUNDER (%) 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 50S. WEST
WINDS LESS THAN 10 MPH.
THURSDAY
SUNNY. HIGHS IN THE UPPER 70S. MINIMUM RH 32 PERCENT.
SOUTHWEST WINDS LESS THAN 10 MPH.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 50S. SOUTH
WINDS LESS THAN 10 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. MINIMUM RH
35 PERCENT. SOUTH WINDS LESS THAN 10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE UPPER 50S. SOUTHWEST WINDS LESS THAN 10 MPH.
SATURDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. HIGHS IN THE MID 70S. MINIMUM RH 58 PERCENT.
SOUTHWEST WINDS LESS THAN 10 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND A
SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE MID 50S. NORTHWEST
WINDS LESS THAN 10 MPH.
SUNDAY
MOSTLY SUNNY WITH A CHANCE OF SHOWERS AND A SLIGHT
CHANCE OF THUNDERSTORMS. HIGHS IN THE UPPER 70S. MINIMUM RH
49 PERCENT. SOUTH WINDS LESS THAN 10 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE MID 50S. SOUTHEAST WINDS LESS THAN 10 MPH.
MONDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS AND A SLIGHT
CHANCE OF THUNDERSTORMS. HIGHS IN THE UPPER 70S. MINIMUM RH
50 PERCENT. SOUTH WINDS LESS THAN 10 MPH.
*THE AGL MIXING HEIGHT IS CALCULATED FROM AN AVERAGE ELEVATION FOR
THE ENTIRE FORECAST ZONE AND SHOULD ONLY BE USED AS A GUIDE.
FOR A SPECIFIC AGL MIXING HEIGHT A SPOT FORECAST WILL BE NEEDED.
TNZ037-212100-
UNION-
INCLUDING THE CITIES OF MAYNARDVILLE, NORRIS LAKE, PAULETTE,
ROSE HILL, SHARPS CHAPEL, AND LUTTRELL
346 PM EDT MON APR 20 2026
TONIGHT TUE TUE NIGHT WED
CLOUD COVER CLEAR MCLEAR PCLDY MCLEAR
TEMP (24H TREND) 38-43 (-1) 74-79 (+9) 49-54 77-82
RH % (24H TREND) 79-84 (+3) 29-34 (0) 78-83 27-32
RH RECOVERY EXCELLENT EXCELLENT
AM 20FT WND (MPH) LGT/VAR SW 7
PM 20FT WND (MPH) N 5 SW 6 SW 7 W 7
TRANSPORT WND (MPH) E 5 W 15 SW 7 W 16
MIXING HGT(FT-AGL) 210 6560 20 9230
VENT RATE (MPH-FT) 1050 98400 140 147680
MAX DISPERSION EARLY 4 VERY POOR 33 FAIR 5 VERY POOR 103 VERY GOOD
MAX DISPERSION LATE 2 VERY POOR 99 GOOD 3 VERY POOR 130 VERY GOOD
CATEGORY DAY 1 4 1 5
MAX LVORI EARLY 3 4 3 4
MAX LVORI LATE 4 2 4 2
PRECIP CHANCE (%) 0 0 0 0
PRECIP TYPE NONE NONE NONE NONE
PRECIP DURATION
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP BEGIN
PRECIP END
CHANCE OF THUNDER (%) 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 50S. SOUTHWEST
WINDS LESS THAN 10 MPH.
THURSDAY
SUNNY. HIGHS AROUND 80. MINIMUM RH 32 PERCENT.
SOUTHWEST WINDS LESS THAN 10 MPH.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 50S. SOUTH WINDS
LESS THAN 10 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. MINIMUM RH
35 PERCENT. SOUTH WINDS LESS THAN 10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE UPPER 50S. SOUTHWEST WINDS LESS THAN 10 MPH.
SATURDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. HIGHS IN THE UPPER 70S. MINIMUM RH 58 PERCENT.
SOUTHWEST WINDS LESS THAN 10 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND A
SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE UPPER 50S. NORTHWEST
WINDS LESS THAN 10 MPH.
SUNDAY
MOSTLY SUNNY WITH A CHANCE OF SHOWERS AND A SLIGHT
CHANCE OF THUNDERSTORMS. HIGHS IN THE UPPER 70S. MINIMUM RH
49 PERCENT. SOUTHWEST WINDS LESS THAN 10 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE UPPER 50S. SOUTHEAST WINDS LESS THAN 10 MPH.
MONDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS AND A SLIGHT
CHANCE OF THUNDERSTORMS. HIGHS IN THE UPPER 70S. MINIMUM RH
49 PERCENT. SOUTH WINDS LESS THAN 10 MPH.
*THE AGL MIXING HEIGHT IS CALCULATED FROM AN AVERAGE ELEVATION FOR
THE ENTIRE FORECAST ZONE AND SHOULD ONLY BE USED AS A GUIDE.
FOR A SPECIFIC AGL MIXING HEIGHT A SPOT FORECAST WILL BE NEEDED.
TNZ036-212100-
ANDERSON-
INCLUDING THE CITIES OF OAK RIDGE AND CLINTON
346 PM EDT MON APR 20 2026
TONIGHT TUE TUE NIGHT WED
CLOUD COVER CLEAR MCLEAR PCLDY MCLEAR
TEMP (24H TREND) 39-44 (0) 73-78 (+7) 49-54 76-81
RH % (24H TREND) 79-84 (+5) 31-36 (+1) 78-83 27-32
RH RECOVERY EXCELLENT EXCELLENT
AM 20FT WND (MPH) S 6 SW 9
PM 20FT WND (MPH) N 8 SW 8 SW 11 W 9
TRANSPORT WND (MPH) E 3 W 15 W 7 W 16
MIXING HGT(FT-AGL) 190 6660 50 9240
VENT RATE (MPH-FT) 570 99900 350 147840
MAX DISPERSION EARLY 5 VERY POOR 37 FAIR 5 VERY POOR 95 GOOD
MAX DISPERSION LATE 2 VERY POOR 98 GOOD 4 VERY POOR 130 VERY GOOD
CATEGORY DAY 1 4 1 5
MAX LVORI EARLY 3 4 3 4
MAX LVORI LATE 5 2 4 2
PRECIP CHANCE (%) 0 0 0 0
PRECIP TYPE NONE NONE NONE NONE
PRECIP DURATION
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP BEGIN
PRECIP END
CHANCE OF THUNDER (%) 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 50S. WEST
WINDS LESS THAN 10 MPH.
THURSDAY
SUNNY. HIGHS IN THE UPPER 70S. MINIMUM RH 34 PERCENT.
SOUTH WINDS LESS THAN 10 MPH.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 50S. SOUTH WINDS
LESS THAN 10 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. MINIMUM RH
37 PERCENT. SOUTHWEST WINDS LESS THAN 10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND A
SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE UPPER 50S. SOUTHWEST
WINDS LESS THAN 10 MPH.
SATURDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. HIGHS IN THE MID 70S. MINIMUM RH 61 PERCENT.
SOUTHWEST WINDS LESS THAN 10 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND A
SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE UPPER 50S. NORTHWEST
WINDS LESS THAN 10 MPH.
SUNDAY
MOSTLY SUNNY WITH A CHANCE OF SHOWERS AND A SLIGHT
CHANCE OF THUNDERSTORMS. HIGHS IN THE UPPER 70S. MINIMUM RH
52 PERCENT. SOUTHWEST WINDS LESS THAN 10 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE UPPER 50S. SOUTHWEST WINDS LESS THAN 10 MPH.
MONDAY
PARTLY SUNNY WITH SHOWERS LIKELY AND A SLIGHT CHANCE OF
THUNDERSTORMS. HIGHS IN THE UPPER 70S. MINIMUM RH 54 PERCENT.
SOUTHWEST WINDS 5 TO 10 MPH.
*THE AGL MIXING HEIGHT IS CALCULATED FROM AN AVERAGE ELEVATION FOR
THE ENTIRE FORECAST ZONE AND SHOULD ONLY BE USED AS A GUIDE.
FOR A SPECIFIC AGL MIXING HEIGHT A SPOT FORECAST WILL BE NEEDED.
TNZ069-212100-
KNOX-
INCLUDING THE CITIES OF BEARDEN, KNOXVILLE, AND LAKE FOREST
346 PM EDT MON APR 20 2026
TONIGHT TUE TUE NIGHT WED
CLOUD COVER MCLEAR MCLEAR PCLDY MCLEAR
TEMP (24H TREND) 39-44 (0) 75-80 (+7) 49-54 78-83
RH % (24H TREND) 81-86 (+6) 30-35 (0) 81-86 27-32
RH RECOVERY EXCELLENT EXCELLENT
AM 20FT WND (MPH) LGT/VAR SW 8
PM 20FT WND (MPH) LGT/VAR SW 6 SW 5 W 8
TRANSPORT WND (MPH) E 5 W 15 SW 8 W 15
MIXING HGT(FT-AGL) 260 6200 100 9410
VENT RATE (MPH-FT) 1300 93000 800 141150
MAX DISPERSION EARLY 4 VERY POOR 34 FAIR 4 VERY POOR 81 GOOD
MAX DISPERSION LATE 2 VERY POOR 90 GOOD 4 VERY POOR 126 VERY GOOD
CATEGORY DAY 1 4 1 5
MAX LVORI EARLY 3 4 3 4
MAX LVORI LATE 5 2 5 2
PRECIP CHANCE (%) 0 0 0 0
PRECIP TYPE NONE NONE NONE NONE
PRECIP DURATION
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP BEGIN
PRECIP END
CHANCE OF THUNDER (%) 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 50S. SOUTHWEST
WINDS LESS THAN 10 MPH.
THURSDAY
SUNNY. HIGHS IN THE LOWER 80S. MINIMUM RH 33 PERCENT.
SOUTHWEST WINDS LESS THAN 10 MPH.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 50S. SOUTH WINDS
LESS THAN 10 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. MINIMUM RH
35 PERCENT. SOUTHWEST WINDS LESS THAN 10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND A
SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE UPPER 50S. SOUTHWEST
WINDS LESS THAN 10 MPH.
SATURDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. HIGHS IN THE UPPER 70S. MINIMUM RH 59 PERCENT.
SOUTHWEST WINDS LESS THAN 10 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND A
SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE UPPER 50S. WEST WINDS
LESS THAN 10 MPH.
SUNDAY
MOSTLY SUNNY WITH A CHANCE OF SHOWERS AND A SLIGHT
CHANCE OF THUNDERSTORMS. HIGHS IN THE UPPER 70S. MINIMUM RH
50 PERCENT. WEST WINDS LESS THAN 10 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE UPPER 50S. SOUTH WINDS LESS THAN 10 MPH.
MONDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS AND A SLIGHT
CHANCE OF THUNDERSTORMS. HIGHS AROUND 80. MINIMUM RH 51 PERCENT.
SOUTHWEST WINDS LESS THAN 10 MPH.
*THE AGL MIXING HEIGHT IS CALCULATED FROM AN AVERAGE ELEVATION FOR
THE ENTIRE FORECAST ZONE AND SHOULD ONLY BE USED AS A GUIDE.
FOR A SPECIFIC AGL MIXING HEIGHT A SPOT FORECAST WILL BE NEEDED.
TNZ073-212100-
NORTH SEVIER-
INCLUDING THE CITIES OF HARRISBURG, KODAK, MCMAHAN, SEVIERVILLE,
SEYMOUR, AND PIGEON FORGE
346 PM EDT MON APR 20 2026
TONIGHT TUE TUE NIGHT WED
CLOUD COVER MCLEAR MCLEAR PCLDY MCLEAR
TEMP (24H TREND) 40-45 (+1) 73-78 (+7) 50-55 76-81
RH % (24H TREND) 81-86 (+11) 28-33 (-4) 74-79 27-32
RH RECOVERY EXCELLENT EXCELLENT
AM 20FT WND (MPH) W 5 W 10
PM 20FT WND (MPH) NE 8 W 8 SW 10 W 10
TRANSPORT WND (MPH) SE 5 W 12 SW 9 W 16
MIXING HGT(FT-AGL) 300 5840 120 8280
VENT RATE (MPH-FT) 1500 70080 1080 132480
MAX DISPERSION EARLY 5 VERY POOR 32 FAIR 6 VERY POOR 97 GOOD
MAX DISPERSION LATE 3 VERY POOR 77 GOOD 6 VERY POOR 116 VERY GOOD
CATEGORY DAY 1 4 1 5
MAX LVORI EARLY 3 4 3 3
MAX LVORI LATE 4 2 4 2
PRECIP CHANCE (%) 0 0 0 0
PRECIP TYPE NONE NONE NONE NONE
PRECIP DURATION
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP BEGIN
PRECIP END
CHANCE OF THUNDER (%) 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 50S. SOUTH
WINDS LESS THAN 10 MPH.
THURSDAY
SUNNY. HIGHS AROUND 80. MINIMUM RH 33 PERCENT. WEST
WINDS LESS THAN 10 MPH.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 50S. SOUTH WINDS
LESS THAN 10 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. MINIMUM RH
34 PERCENT. SOUTHWEST WINDS LESS THAN 10 MPH.
FRIDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE UPPER 50S. SOUTH WINDS LESS THAN 10 MPH.
SATURDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. HIGHS IN THE UPPER 70S. MINIMUM RH 56 PERCENT.
SOUTHWEST WINDS LESS THAN 10 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND A
SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE UPPER 50S. SOUTH
WINDS LESS THAN 10 MPH.
SUNDAY
MOSTLY SUNNY WITH A CHANCE OF SHOWERS AND A SLIGHT
CHANCE OF THUNDERSTORMS. HIGHS IN THE UPPER 70S. MINIMUM RH
50 PERCENT. NORTHWEST WINDS LESS THAN 10 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE UPPER 50S. SOUTH WINDS LESS THAN 10 MPH.
MONDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS AND A SLIGHT
CHANCE OF THUNDERSTORMS. HIGHS AROUND 80. MINIMUM RH 49 PERCENT.
SOUTHWEST WINDS LESS THAN 10 MPH.
*THE AGL MIXING HEIGHT IS CALCULATED FROM AN AVERAGE ELEVATION FOR
THE ENTIRE FORECAST ZONE AND SHOULD ONLY BE USED AS A GUIDE.
FOR A SPECIFIC AGL MIXING HEIGHT A SPOT FORECAST WILL BE NEEDED.
TNZ067-212100-
ROANE-
INCLUDING THE CITIES OF HARRIMAN, EAGLE FURNACE, ROCKWOOD,
BRADBURY, FAIRVIEW, KINGSTON, AND OLIVER SPRINGS
346 PM EDT MON APR 20 2026
TONIGHT TUE TUE NIGHT WED
CLOUD COVER CLEAR MCLEAR PCLDY MCLEAR
TEMP (24H TREND) 39-44 (+1) 76-81 (+6) 47-52 78-83
RH % (24H TREND) 89-94 (+8) 32-37 (+1) 88-93 28-33
RH RECOVERY EXCELLENT EXCELLENT
AM 20FT WND (MPH) LGT/VAR SW 6
PM 20FT WND (MPH) LGT/VAR LGT/VAR LGT/VAR W 6
TRANSPORT WND (MPH) NE 5 W 15 SW 6 W 15
MIXING HGT(FT-AGL) 280 6710 100 10110
VENT RATE (MPH-FT) 1400 100650 600 151650
MAX DISPERSION EARLY 5 VERY POOR 34 FAIR 4 VERY POOR 85 GOOD
MAX DISPERSION LATE 2 VERY POOR 94 GOOD 3 VERY POOR 135 VERY GOOD
CATEGORY DAY 1 4 1 5
MAX LVORI EARLY 3 5 3 5
MAX LVORI LATE 6 2 6 2
PRECIP CHANCE (%) 0 0 0 0
PRECIP TYPE NONE NONE NONE NONE
PRECIP DURATION
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP BEGIN
PRECIP END
CHANCE OF THUNDER (%) 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 50S. WEST
WINDS LESS THAN 10 MPH.
THURSDAY
SUNNY. HIGHS IN THE LOWER 80S. MINIMUM RH 33 PERCENT.
SOUTH WINDS LESS THAN 10 MPH.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 50S. SOUTH WINDS
LESS THAN 10 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. MINIMUM RH
37 PERCENT. SOUTHWEST WINDS LESS THAN 10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND A
SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE UPPER 50S. SOUTHWEST
WINDS LESS THAN 10 MPH.
SATURDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. HIGHS IN THE UPPER 70S. MINIMUM RH 60 PERCENT.
SOUTHWEST WINDS LESS THAN 10 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND A
SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE MID 50S. NORTHWEST
WINDS LESS THAN 10 MPH.
SUNDAY
MOSTLY SUNNY WITH A CHANCE OF SHOWERS AND A SLIGHT
CHANCE OF THUNDERSTORMS. HIGHS IN THE UPPER 70S. MINIMUM RH
52 PERCENT. SOUTH WINDS LESS THAN 10 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE MID 50S. SOUTH WINDS LESS THAN 10 MPH.
MONDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS AND A SLIGHT
CHANCE OF THUNDERSTORMS. HIGHS AROUND 80. MINIMUM RH 55 PERCENT.
SOUTHWEST WINDS LESS THAN 10 MPH.
*THE AGL MIXING HEIGHT IS CALCULATED FROM AN AVERAGE ELEVATION FOR
THE ENTIRE FORECAST ZONE AND SHOULD ONLY BE USED AS A GUIDE.
FOR A SPECIFIC AGL MIXING HEIGHT A SPOT FORECAST WILL BE NEEDED.
TNZ068-212100-
LOUDON-
INCLUDING THE CITIES OF LENOIR CITY AND LOUDON
346 PM EDT MON APR 20 2026
TONIGHT TUE TUE NIGHT WED
CLOUD COVER MCLEAR MCLEAR PCLDY MCLEAR
TEMP (24H TREND) 39-44 (+1) 75-80 (+6) 48-53 78-83
RH % (24H TREND) 91-96 (+11) 33-38 (+1) 86-91 29-34
RH RECOVERY EXCELLENT EXCELLENT
AM 20FT WND (MPH) LGT/VAR SW 6
PM 20FT WND (MPH) LGT/VAR SW 5 LGT/VAR W 7
TRANSPORT WND (MPH) NE 3 W 14 SW 8 W 14
MIXING HGT(FT-AGL) 270 6240 120 9890
VENT RATE (MPH-FT) 810 87360 960 138460
MAX DISPERSION EARLY 4 VERY POOR 33 FAIR 4 VERY POOR 71 GOOD
MAX DISPERSION LATE 2 VERY POOR 89 GOOD 4 VERY POOR 119 VERY GOOD
CATEGORY DAY 1 4 1 5
MAX LVORI EARLY 3 6 3 5
MAX LVORI LATE 7 2 6 2
PRECIP CHANCE (%) 0 0 0 0
PRECIP TYPE NONE NONE NONE NONE
PRECIP DURATION
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP BEGIN
PRECIP END
CHANCE OF THUNDER (%) 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 50S. SOUTHWEST
WINDS LESS THAN 10 MPH.
THURSDAY
SUNNY. HIGHS IN THE LOWER 80S. MINIMUM RH 34 PERCENT.
SOUTHWEST WINDS LESS THAN 10 MPH.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 50S. SOUTH WINDS
LESS THAN 10 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. MINIMUM RH
37 PERCENT. SOUTHWEST WINDS LESS THAN 10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND A
SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE UPPER 50S. SOUTHWEST
WINDS LESS THAN 10 MPH.
SATURDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. HIGHS IN THE UPPER 70S. MINIMUM RH 60 PERCENT.
SOUTHWEST WINDS LESS THAN 10 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND A
SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE UPPER 50S. SOUTH
WINDS LESS THAN 10 MPH.
SUNDAY
MOSTLY SUNNY WITH A CHANCE OF SHOWERS AND A SLIGHT
CHANCE OF THUNDERSTORMS. HIGHS IN THE UPPER 70S. MINIMUM RH
52 PERCENT. SOUTHWEST WINDS LESS THAN 10 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE UPPER 50S. SOUTH WINDS LESS THAN 10 MPH.
MONDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS AND A SLIGHT
CHANCE OF THUNDERSTORMS. HIGHS AROUND 80. MINIMUM RH 54 PERCENT.
SOUTHWEST WINDS 5 TO 10 MPH.
*THE AGL MIXING HEIGHT IS CALCULATED FROM AN AVERAGE ELEVATION FOR
THE ENTIRE FORECAST ZONE AND SHOULD ONLY BE USED AS A GUIDE.
FOR A SPECIFIC AGL MIXING HEIGHT A SPOT FORECAST WILL BE NEEDED.
TNZ071-212100-
NORTHWEST BLOUNT-
INCLUDING THE CITIES OF HAPPY VALLEY, MARYVILLE, AND ALCOA
346 PM EDT MON APR 20 2026
TONIGHT TUE TUE NIGHT WED
CLOUD COVER MCLEAR MCLEAR PCLDY MCLEAR
TEMP (24H TREND) 41-46 (+1) 74-79 (+6) 51-56 77-82
RH % (24H TREND) 84-89 (+12) 31-36 (-2) 76-81 29-34
RH RECOVERY EXCELLENT EXCELLENT
AM 20FT WND (MPH) LGT/VAR SW 9
PM 20FT WND (MPH) NE 5 SW 8 SW 8 W 9
TRANSPORT WND (MPH) SE 5 W 14 SW 9 W 14
MIXING HGT(FT-AGL) 260 5960 120 8820
VENT RATE (MPH-FT) 1300 83440 1080 123480
MAX DISPERSION EARLY 4 VERY POOR 34 FAIR 6 VERY POOR 77 GOOD
MAX DISPERSION LATE 2 VERY POOR 76 GOOD 5 VERY POOR 108 VERY GOOD
CATEGORY DAY 1 4 1 5
MAX LVORI EARLY 3 4 3 3
MAX LVORI LATE 5 2 4 2
PRECIP CHANCE (%) 0 0 0 0
PRECIP TYPE NONE NONE NONE NONE
PRECIP DURATION
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP BEGIN
PRECIP END
CHANCE OF THUNDER (%) 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 50S. SOUTH
WINDS LESS THAN 10 MPH.
THURSDAY
SUNNY. HIGHS IN THE LOWER 80S. MINIMUM RH 35 PERCENT.
SOUTHWEST WINDS LESS THAN 10 MPH.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 50S. SOUTH WINDS
LESS THAN 10 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. MINIMUM RH
37 PERCENT. SOUTHWEST WINDS LESS THAN 10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE UPPER 50S. SOUTH WINDS LESS THAN 10 MPH.
SATURDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. HIGHS IN THE UPPER 70S. MINIMUM RH 60 PERCENT.
SOUTHWEST WINDS LESS THAN 10 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND A
SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE UPPER 50S. SOUTH
WINDS LESS THAN 10 MPH.
SUNDAY
MOSTLY SUNNY WITH A CHANCE OF SHOWERS AND A SLIGHT
CHANCE OF THUNDERSTORMS. HIGHS IN THE UPPER 70S. MINIMUM RH
52 PERCENT. WEST WINDS LESS THAN 10 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE UPPER 50S. SOUTH WINDS LESS THAN 10 MPH.
MONDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS AND A SLIGHT
CHANCE OF THUNDERSTORMS. HIGHS AROUND 80. MINIMUM RH 53 PERCENT.
SOUTHWEST WINDS 5 TO 10 MPH.
*THE AGL MIXING HEIGHT IS CALCULATED FROM AN AVERAGE ELEVATION FOR
THE ENTIRE FORECAST ZONE AND SHOULD ONLY BE USED AS A GUIDE.
FOR A SPECIFIC AGL MIXING HEIGHT A SPOT FORECAST WILL BE NEEDED.
TNZ086-212100-
NORTHWEST MONROE-
INCLUDING THE CITIES OF SWEETWATER, MADISONVILLE,
AND BULLET CREEK
346 PM EDT MON APR 20 2026
TONIGHT TUE TUE NIGHT WED
CLOUD COVER MCLEAR MCLEAR PCLDY MCLEAR
TEMP (24H TREND) 41-46 (+2) 75-80 (+5) 49-54 78-83
RH % (24H TREND) 91-96 (+16) 28-33 (-2) 80-85 27-32
RH RECOVERY EXCELLENT EXCELLENT
AM 20FT WND (MPH) LGT/VAR SW 6
PM 20FT WND (MPH) LGT/VAR SW 5 LGT/VAR W 6
TRANSPORT WND (MPH) SE 3 W 12 SW 7 W 13
MIXING HGT(FT-AGL) 260 6280 90 9860
VENT RATE (MPH-FT) 780 75360 630 128180
MAX DISPERSION EARLY 4 VERY POOR 34 FAIR 5 VERY POOR 74 GOOD
MAX DISPERSION LATE 2 VERY POOR 74 GOOD 4 VERY POOR 112 VERY GOOD
CATEGORY DAY 1 4 1 5
MAX LVORI EARLY 4 5 3 4
MAX LVORI LATE 6 2 4 2
PRECIP CHANCE (%) 0 0 0 0
PRECIP TYPE NONE NONE NONE NONE
PRECIP DURATION
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP BEGIN
PRECIP END
CHANCE OF THUNDER (%) 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 50S. SOUTH
WINDS LESS THAN 10 MPH.
THURSDAY
SUNNY. HIGHS IN THE LOWER 80S. MINIMUM RH 32 PERCENT.
SOUTHWEST WINDS LESS THAN 10 MPH.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 50S. SOUTH WINDS
LESS THAN 10 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. MINIMUM RH
35 PERCENT. SOUTHWEST WINDS LESS THAN 10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE UPPER 50S. SOUTH WINDS LESS THAN 10 MPH.
SATURDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. HIGHS IN THE UPPER 70S. MINIMUM RH 57 PERCENT.
SOUTHWEST WINDS LESS THAN 10 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND A
SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE UPPER 50S. SOUTH
WINDS LESS THAN 10 MPH.
SUNDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. HIGHS IN THE UPPER 70S. MINIMUM RH 50 PERCENT.
SOUTHWEST WINDS LESS THAN 10 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE UPPER 50S. SOUTH WINDS LESS THAN 10 MPH.
MONDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS AND A SLIGHT
CHANCE OF THUNDERSTORMS. HIGHS IN THE LOWER 80S. MINIMUM RH
52 PERCENT. SOUTH WINDS 5 TO 10 MPH.
*THE AGL MIXING HEIGHT IS CALCULATED FROM AN AVERAGE ELEVATION FOR
THE ENTIRE FORECAST ZONE AND SHOULD ONLY BE USED AS A GUIDE.
FOR A SPECIFIC AGL MIXING HEIGHT A SPOT FORECAST WILL BE NEEDED.
TNZ083-212100-
RHEA-
INCLUDING THE CITIES OF DAYTON, EVENSVILLE, OLD WASHINGTON,
GRANDVIEW, AND SPRING CITY
346 PM EDT MON APR 20 2026
TONIGHT TUE TUE NIGHT WED
CLOUD COVER CLEAR MCLEAR PCLDY MCLEAR
TEMP (24H TREND) 40-45 (+1) 75-80 (+5) 48-53 77-82
RH % (24H TREND) 90-95 (+14) 30-35 (-2) 86-91 29-34
RH RECOVERY EXCELLENT EXCELLENT
AM 20FT WND (MPH) LGT/VAR W 6
PM 20FT WND (MPH) LGT/VAR SW 5 LGT/VAR W 6
TRANSPORT WND (MPH) NE 3 W 15 W 7 W 14
MIXING HGT(FT-AGL) 150 7390 40 10750
VENT RATE (MPH-FT) 450 110850 280 150500
MAX DISPERSION EARLY 5 VERY POOR 41 GEN GOOD 5 VERY POOR 93 GOOD
MAX DISPERSION LATE 3 VERY POOR 96 GOOD 3 VERY POOR 133 VERY GOOD
CATEGORY DAY 1 4 1 5
MAX LVORI EARLY 4 5 3 4
MAX LVORI LATE 6 2 5 1
PRECIP CHANCE (%) 0 0 0 0
PRECIP TYPE NONE NONE NONE NONE
PRECIP DURATION
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP BEGIN
PRECIP END
CHANCE OF THUNDER (%) 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 50S. WEST
WINDS LESS THAN 10 MPH.
THURSDAY
SUNNY. HIGHS AROUND 80. MINIMUM RH 35 PERCENT. SOUTH
WINDS LESS THAN 10 MPH.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 50S. SOUTH WINDS
LESS THAN 10 MPH.
FRIDAY
MOSTLY SUNNY WITH A SLIGHT CHANCE OF SHOWERS. HIGHS IN
THE LOWER 80S. MINIMUM RH 38 PERCENT. SOUTH WINDS LESS THAN
10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND A
SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE UPPER 50S. SOUTHWEST
WINDS LESS THAN 10 MPH.
SATURDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. HIGHS IN THE UPPER 70S. MINIMUM RH 62 PERCENT.
SOUTHWEST WINDS LESS THAN 10 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND A
SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE UPPER 50S. NORTHWEST
WINDS LESS THAN 10 MPH.
SUNDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. HIGHS IN THE UPPER 70S. MINIMUM RH 54 PERCENT.
SOUTH WINDS LESS THAN 10 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE UPPER 50S. SOUTHWEST WINDS LESS THAN 10 MPH.
MONDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS AND A SLIGHT
CHANCE OF THUNDERSTORMS. HIGHS IN THE UPPER 70S. MINIMUM RH
57 PERCENT. SOUTH WINDS LESS THAN 10 MPH.
*THE AGL MIXING HEIGHT IS CALCULATED FROM AN AVERAGE ELEVATION FOR
THE ENTIRE FORECAST ZONE AND SHOULD ONLY BE USED AS A GUIDE.
FOR A SPECIFIC AGL MIXING HEIGHT A SPOT FORECAST WILL BE NEEDED.
TNZ084-212100-
MEIGS-
INCLUDING THE CITY OF BIG SPRING
346 PM EDT MON APR 20 2026
TONIGHT TUE TUE NIGHT WED
CLOUD COVER CLEAR MCLEAR PCLDY MCLEAR
TEMP (24H TREND) 39-44 (+2) 77-82 (+5) 47-52 79-84
RH % (24H TREND) 96-101 (+13) 29-34 (0) 91-96 27-32
RH RECOVERY EXCELLENT EXCELLENT
AM 20FT WND (MPH) LGT/VAR LGT/VAR
PM 20FT WND (MPH) LGT/VAR LGT/VAR LGT/VAR W 6
TRANSPORT WND (MPH) NE 5 SW 15 SW 6 W 14
MIXING HGT(FT-AGL) 310 7090 100 11110
VENT RATE (MPH-FT) 1550 106350 600 155540
MAX DISPERSION EARLY 5 VERY POOR 36 FAIR 4 VERY POOR 80 GOOD
MAX DISPERSION LATE 2 VERY POOR 95 GOOD 3 VERY POOR 128 VERY GOOD
CATEGORY DAY 1 4 1 5
MAX LVORI EARLY 5 7 3 6
MAX LVORI LATE 9 2 7 1
PRECIP CHANCE (%) 0 0 0 0
PRECIP TYPE NONE NONE NONE NONE
PRECIP DURATION
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP BEGIN
PRECIP END
CHANCE OF THUNDER (%) 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 50. SOUTHWEST WINDS
LESS THAN 10 MPH.
THURSDAY
SUNNY. HIGHS IN THE LOWER 80S. MINIMUM RH 32 PERCENT.
SOUTH WINDS LESS THAN 10 MPH.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 50S. SOUTH WINDS
LESS THAN 10 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. MINIMUM RH
35 PERCENT. SOUTH WINDS LESS THAN 10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND A
SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE UPPER 50S. SOUTHWEST
WINDS LESS THAN 10 MPH.
SATURDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. HIGHS IN THE UPPER 70S. MINIMUM RH 57 PERCENT.
SOUTHWEST WINDS LESS THAN 10 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE MID 50S. NORTHWEST WINDS LESS THAN
10 MPH.
SUNDAY
MOSTLY SUNNY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. HIGHS AROUND 80. MINIMUM RH 50 PERCENT. SOUTH
WINDS LESS THAN 10 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE MID 50S. SOUTH WINDS LESS THAN 10 MPH.
MONDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS AND A SLIGHT
CHANCE OF THUNDERSTORMS. HIGHS IN THE LOWER 80S. MINIMUM RH
54 PERCENT. SOUTH WINDS LESS THAN 10 MPH.
*THE AGL MIXING HEIGHT IS CALCULATED FROM AN AVERAGE ELEVATION FOR
THE ENTIRE FORECAST ZONE AND SHOULD ONLY BE USED AS A GUIDE.
FOR A SPECIFIC AGL MIXING HEIGHT A SPOT FORECAST WILL BE NEEDED.
TNZ085-212100-
MCMINN-
INCLUDING THE CITIES OF ATHENS, CLEAR WATER, DENTVILLE,
AND ETOWAH
346 PM EDT MON APR 20 2026
TONIGHT TUE TUE NIGHT WED
CLOUD COVER CLEAR MCLEAR PCLDY MCLEAR
TEMP (24H TREND) 39-44 (+2) 76-81 (+5) 47-52 78-83
RH % (24H TREND) 96-101 (+15) 28-33 (0) 90-95 26-31
RH RECOVERY EXCELLENT EXCELLENT
AM 20FT WND (MPH) LGT/VAR SW 6
PM 20FT WND (MPH) LGT/VAR SW 5 S 5 W 6
TRANSPORT WND (MPH) E 5 SW 14 SW 7 W 13
MIXING HGT(FT-AGL) 240 6450 90 10700
VENT RATE (MPH-FT) 1200 90300 630 139100
MAX DISPERSION EARLY 4 VERY POOR 33 FAIR 4 VERY POOR 71 GOOD
MAX DISPERSION LATE 2 VERY POOR 77 GOOD 3 VERY POOR 116 VERY GOOD
CATEGORY DAY 1 4 1 5
MAX LVORI EARLY 4 7 3 5
MAX LVORI LATE 8 2 6 2
PRECIP CHANCE (%) 0 0 0 0
PRECIP TYPE NONE NONE NONE NONE
PRECIP DURATION
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP BEGIN
PRECIP END
CHANCE OF THUNDER (%) 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 50. SOUTHWEST WINDS
LESS THAN 10 MPH.
THURSDAY
SUNNY. HIGHS IN THE LOWER 80S. MINIMUM RH 31 PERCENT.
SOUTHWEST WINDS LESS THAN 10 MPH.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 50S. SOUTH WINDS
LESS THAN 10 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. MINIMUM RH
34 PERCENT. SOUTHWEST WINDS LESS THAN 10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND A
SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE UPPER 50S. SOUTH
WINDS LESS THAN 10 MPH.
SATURDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. HIGHS IN THE UPPER 70S. MINIMUM RH 56 PERCENT.
SOUTHWEST WINDS LESS THAN 10 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND A
SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE MID 50S. SOUTH WINDS
LESS THAN 10 MPH.
SUNDAY
MOSTLY SUNNY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. HIGHS AROUND 80. MINIMUM RH 50 PERCENT. SOUTH
WINDS LESS THAN 10 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE UPPER 50S. SOUTH WINDS LESS THAN 10 MPH.
MONDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS AND A SLIGHT
CHANCE OF THUNDERSTORMS. HIGHS IN THE LOWER 80S. MINIMUM RH
52 PERCENT. SOUTH WINDS 5 TO 10 MPH.
*THE AGL MIXING HEIGHT IS CALCULATED FROM AN AVERAGE ELEVATION FOR
THE ENTIRE FORECAST ZONE AND SHOULD ONLY BE USED AS A GUIDE.
FOR A SPECIFIC AGL MIXING HEIGHT A SPOT FORECAST WILL BE NEEDED.
TNZ099-212100-
HAMILTON-
INCLUDING THE CITIES OF CHATTANOOGA, LOOKOUT MOUNTAIN,
AND SIGNAL MOUNTAIN
346 PM EDT MON APR 20 2026
TONIGHT TUE TUE NIGHT WED
CLOUD COVER CLEAR MCLEAR PCLDY MCLEAR
TEMP (24H TREND) 44-49 (+2) 77-82 (+5) 51-56 78-83
RH % (24H TREND) 90-95 (+18) 28-33 (-1) 81-86 27-32
RH RECOVERY EXCELLENT EXCELLENT
AM 20FT WND (MPH) LGT/VAR W 5
PM 20FT WND (MPH) N 6 SW 5 SW 5 W 6
TRANSPORT WND (MPH) NE 3 W 13 W 6 W 13
MIXING HGT(FT-AGL) 190 7410 40 10250
VENT RATE (MPH-FT) 570 96330 240 133250
MAX DISPERSION EARLY 6 VERY POOR 34 FAIR 3 VERY POOR 83 GOOD
MAX DISPERSION LATE 2 VERY POOR 82 GOOD 3 VERY POOR 116 VERY GOOD
CATEGORY DAY 1 4 1 5
MAX LVORI EARLY 4 5 3 4
MAX LVORI LATE 6 2 5 2
PRECIP CHANCE (%) 0 0 0 0
PRECIP TYPE NONE NONE NONE NONE
PRECIP DURATION
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP BEGIN
PRECIP END
CHANCE OF THUNDER (%) 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 50S. WEST WINDS
LESS THAN 10 MPH.
THURSDAY
SUNNY. HIGHS IN THE LOWER 80S. MINIMUM RH 34 PERCENT.
SOUTH WINDS LESS THAN 10 MPH.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. SOUTH
WINDS LESS THAN 10 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. MINIMUM RH
36 PERCENT. SOUTH WINDS LESS THAN 10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND A
SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE LOWER 60S. SOUTHWEST
WINDS LESS THAN 10 MPH.
SATURDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. HIGHS IN THE UPPER 70S. MINIMUM RH 59 PERCENT.
SOUTHWEST WINDS LESS THAN 10 MPH.
SATURDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE UPPER 50S. WEST WINDS LESS THAN
10 MPH.
SUNDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. HIGHS AROUND 80. MINIMUM RH 53 PERCENT. SOUTH
WINDS LESS THAN 10 MPH.
SUNDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS AND A
SLIGHT CHANCE OF THUNDERSTORMS. LOWS AROUND 60. SOUTH WINDS LESS
THAN 10 MPH.
MONDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS AND A SLIGHT
CHANCE OF THUNDERSTORMS. HIGHS IN THE LOWER 80S. MINIMUM RH
55 PERCENT. SOUTH WINDS 5 TO 10 MPH.
*THE AGL MIXING HEIGHT IS CALCULATED FROM AN AVERAGE ELEVATION FOR
THE ENTIRE FORECAST ZONE AND SHOULD ONLY BE USED AS A GUIDE.
FOR A SPECIFIC AGL MIXING HEIGHT A SPOT FORECAST WILL BE NEEDED.
TNZ100-212100-
BRADLEY-
INCLUDING THE CITIES OF CLEVELAND AND TASSO
346 PM EDT MON APR 20 2026
TONIGHT TUE TUE NIGHT WED
CLOUD COVER CLEAR MCLEAR PCLDY MCLEAR
TEMP (24H TREND) 41-46 (+2) 77-82 (+5) 48-53 78-83
RH % (24H TREND) 95-100 (+16) 28-33 (+2) 85-90 27-32
RH RECOVERY EXCELLENT EXCELLENT
AM 20FT WND (MPH) LGT/VAR LGT/VAR
PM 20FT WND (MPH) LGT/VAR LGT/VAR LGT/VAR W 6
TRANSPORT WND (MPH) NE 3 SW 13 SW 6 W 12
MIXING HGT(FT-AGL) 270 6910 70 10320
VENT RATE (MPH-FT) 810 89830 420 123840
MAX DISPERSION EARLY 4 VERY POOR 32 FAIR 3 VERY POOR 66 GOOD
MAX DISPERSION LATE 2 VERY POOR 75 GOOD 3 VERY POOR 103 VERY GOOD
CATEGORY DAY 1 4 1 4
MAX LVORI EARLY 4 7 3 4
MAX LVORI LATE 8 2 6 2
PRECIP CHANCE (%) 0 0 0 0
PRECIP TYPE NONE NONE NONE NONE
PRECIP DURATION
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP BEGIN
PRECIP END
CHANCE OF THUNDER (%) 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 50S. SOUTH
WINDS LESS THAN 10 MPH.
THURSDAY
SUNNY. HIGHS IN THE LOWER 80S. MINIMUM RH 30 PERCENT.
SOUTH WINDS LESS THAN 10 MPH.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 50S. SOUTH WINDS
LESS THAN 10 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. MINIMUM RH
33 PERCENT. SOUTH WINDS LESS THAN 10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND A
SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE UPPER 50S. SOUTH
WINDS LESS THAN 10 MPH.
SATURDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. HIGHS AROUND 80. MINIMUM RH 54 PERCENT. SOUTHWEST
WINDS LESS THAN 10 MPH.
SATURDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE UPPER 50S. SOUTH WINDS LESS THAN
10 MPH.
SUNDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. HIGHS AROUND 80. MINIMUM RH 50 PERCENT. SOUTH
WINDS LESS THAN 10 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND A
SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE UPPER 50S. SOUTH
WINDS LESS THAN 10 MPH.
MONDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS AND A SLIGHT
CHANCE OF THUNDERSTORMS. HIGHS IN THE LOWER 80S. MINIMUM RH
51 PERCENT. SOUTH WINDS 5 TO 10 MPH.
*THE AGL MIXING HEIGHT IS CALCULATED FROM AN AVERAGE ELEVATION FOR
THE ENTIRE FORECAST ZONE AND SHOULD ONLY BE USED AS A GUIDE.
FOR A SPECIFIC AGL MIXING HEIGHT A SPOT FORECAST WILL BE NEEDED.
TNZ101-212100-
WEST POLK-
INCLUDING THE CITIES OF CONASAUGA, ARCHVILLE, BENTON, PARKSVILLE,
AND RELIANCE
346 PM EDT MON APR 20 2026
TONIGHT TUE TUE NIGHT WED
CLOUD COVER CLEAR MCLEAR PCLDY MCLEAR
TEMP (24H TREND) 44-49 (+4) 76-81 (+5) 51-56 78-83
RH % (24H TREND) 85-90 (+17) 25-30 (-1) 76-81 25-30
RH RECOVERY EXCELLENT EXCELLENT
AM 20FT WND (MPH) LGT/VAR SW 5
PM 20FT WND (MPH) N 5 LGT/VAR S 5 W 6
TRANSPORT WND (MPH) E 5 W 13 SW 6 W 12
MIXING HGT(FT-AGL) 280 6220 90 10020
VENT RATE (MPH-FT) 1400 80860 540 120240
MAX DISPERSION EARLY 6 VERY POOR 33 FAIR 4 VERY POOR 70 GOOD
MAX DISPERSION LATE 2 VERY POOR 66 GOOD 3 VERY POOR 97 GOOD
CATEGORY DAY 1 4 1 4
MAX LVORI EARLY 3 4 3 3
MAX LVORI LATE 5 2 4 2
PRECIP CHANCE (%) 0 0 0 0
PRECIP TYPE NONE NONE NONE NONE
PRECIP DURATION
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP BEGIN
PRECIP END
CHANCE OF THUNDER (%) 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 50S. SOUTH
WINDS LESS THAN 10 MPH.
THURSDAY
SUNNY. HIGHS IN THE LOWER 80S. MINIMUM RH 29 PERCENT.
SOUTHWEST WINDS LESS THAN 10 MPH.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. SOUTH
WINDS LESS THAN 10 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. MINIMUM RH
32 PERCENT. SOUTH WINDS LESS THAN 10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS
AROUND 60. SOUTH WINDS LESS THAN 10 MPH.
SATURDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. HIGHS IN THE UPPER 70S. MINIMUM RH 52 PERCENT.
SOUTHWEST WINDS LESS THAN 10 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE UPPER 50S. SOUTHEAST WINDS LESS THAN
10 MPH.
SUNDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. HIGHS IN THE UPPER 70S. MINIMUM RH 48 PERCENT.
SOUTHWEST WINDS LESS THAN 10 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE UPPER 50S. SOUTH WINDS LESS THAN 10 MPH.
MONDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS AND A SLIGHT
CHANCE OF THUNDERSTORMS. HIGHS IN THE LOWER 80S. MINIMUM RH
49 PERCENT. SOUTH WINDS LESS THAN 10 MPH.
*THE AGL MIXING HEIGHT IS CALCULATED FROM AN AVERAGE ELEVATION FOR
THE ENTIRE FORECAST ZONE AND SHOULD ONLY BE USED AS A GUIDE.
FOR A SPECIFIC AGL MIXING HEIGHT A SPOT FORECAST WILL BE NEEDED.
TNZ082-212100-
BLEDSOE-
INCLUDING THE CITIES OF OLD CUMBERLAND, PALIO, MELVINE,
MOUNT CREST, PIKEVILLE, AND BRAYTON
246 PM CDT MON APR 20 2026
TONIGHT TUE TUE NIGHT WED
CLOUD COVER CLEAR MCLEAR PCLDY MCLEAR
TEMP (24H TREND) 42-47 (+3) 74-79 (+7) 49-54 75-80
RH % (24H TREND) 84-89 (+13) 27-32 (-6) 74-79 29-34
RH RECOVERY EXCELLENT EXCELLENT
AM 20FT WND (MPH) LGT/VAR W 6
PM 20FT WND (MPH) LGT/VAR SW 5 SW 6 W 6
TRANSPORT WND (MPH) N 6 W 15 W 10 W 15
MIXING HGT(FT-AGL) 7410 9980
VENT RATE (MPH-FT) 0 111150 0 149700
MAX DISPERSION EARLY 3 VERY POOR 58 GEN GOOD 3 VERY POOR 104 VERY GOOD
MAX DISPERSION LATE 2 VERY POOR 103 VERY GOOD3 VERY POOR 132 VERY GOOD
CATEGORY DAY 1 4 1 5
MAX LVORI EARLY 4 5 3 4
MAX LVORI LATE 5 2 4 1
PRECIP CHANCE (%) 0 0 0 0
PRECIP TYPE NONE NONE NONE NONE
PRECIP DURATION
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP BEGIN
PRECIP END
CHANCE OF THUNDER (%) 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 50S. WEST
WINDS LESS THAN 10 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. MINIMUM RH
36 PERCENT. SOUTH WINDS LESS THAN 10 MPH.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 50S. SOUTH WINDS
LESS THAN 10 MPH.
FRIDAY
MOSTLY SUNNY WITH A SLIGHT CHANCE OF SHOWERS. HIGHS
AROUND 80. MINIMUM RH 38 PERCENT. SOUTH WINDS LESS THAN 10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A SLIGHT
CHANCE OF THUNDERSTORMS. LOWS IN THE UPPER 50S. SOUTHWEST WINDS
LESS THAN 10 MPH.
SATURDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. HIGHS IN THE MID 70S. MINIMUM RH 62 PERCENT.
SOUTHWEST WINDS LESS THAN 10 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE UPPER 50S. NORTHWEST WINDS LESS THAN
10 MPH.
SUNDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. HIGHS IN THE UPPER 70S. MINIMUM RH 55 PERCENT.
SOUTH WINDS LESS THAN 10 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND A
SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE UPPER 50S. SOUTH
WINDS LESS THAN 10 MPH.
MONDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS AND A SLIGHT
CHANCE OF THUNDERSTORMS. HIGHS IN THE UPPER 70S. MINIMUM RH
58 PERCENT. SOUTH WINDS LESS THAN 10 MPH.
*THE AGL MIXING HEIGHT IS CALCULATED FROM AN AVERAGE ELEVATION FOR
THE ENTIRE FORECAST ZONE AND SHOULD ONLY BE USED AS A GUIDE.
FOR A SPECIFIC AGL MIXING HEIGHT A SPOT FORECAST WILL BE NEEDED.
TNZ081-212100-
SEQUATCHIE-
INCLUDING THE CITIES OF CAGLE, DUNLAP, CARTWRIGHT, AND LONE OAK
246 PM CDT MON APR 20 2026
TONIGHT TUE TUE NIGHT WED
CLOUD COVER CLEAR MCLEAR PCLDY MCLEAR
TEMP (24H TREND) 44-49 (+3) 74-79 (+6) 51-56 74-79
RH % (24H TREND) 82-87 (+15) 28-33 (-5) 71-76 31-36
RH RECOVERY EXCELLENT EXCELLENT
AM 20FT WND (MPH) LGT/VAR W 5
PM 20FT WND (MPH) LGT/VAR SW 5 SW 5 W 5
TRANSPORT WND (MPH) N 8 W 14 SW 8 W 15
MIXING HGT(FT-AGL) 7180 9660
VENT RATE (MPH-FT) 0 100520 0 144900
MAX DISPERSION EARLY 3 VERY POOR 52 GEN GOOD 2 VERY POOR 98 GOOD
MAX DISPERSION LATE 1 VERY POOR 92 GOOD 2 VERY POOR 123 VERY GOOD
CATEGORY DAY 1 4 1 5
MAX LVORI EARLY 4 4 3 4
MAX LVORI LATE 5 2 4 2
PRECIP CHANCE (%) 0 0 0 0
PRECIP TYPE NONE NONE NONE NONE
PRECIP DURATION
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP BEGIN
PRECIP END
CHANCE OF THUNDER (%) 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 50S. WEST WINDS
LESS THAN 10 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. MINIMUM RH
38 PERCENT. SOUTH WINDS LESS THAN 10 MPH.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. SOUTH
WINDS LESS THAN 10 MPH.
FRIDAY
MOSTLY SUNNY WITH A SLIGHT CHANCE OF SHOWERS. HIGHS IN
THE UPPER 70S. MINIMUM RH 40 PERCENT. SOUTH WINDS LESS THAN
10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A SLIGHT
CHANCE OF THUNDERSTORMS. LOWS IN THE UPPER 50S. SOUTHWEST WINDS
LESS THAN 10 MPH.
SATURDAY
PARTLY SUNNY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. HIGHS IN THE MID 70S. MINIMUM RH 64 PERCENT.
SOUTHWEST WINDS LESS THAN 10 MPH.
SATURDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE UPPER 50S. WEST WINDS LESS THAN
10 MPH.
SUNDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. HIGHS IN THE MID 70S. MINIMUM RH 57 PERCENT. SOUTH
WINDS LESS THAN 10 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND A
SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE UPPER 50S. SOUTH
WINDS LESS THAN 10 MPH.
MONDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS AND A SLIGHT
CHANCE OF THUNDERSTORMS. HIGHS IN THE UPPER 70S. MINIMUM RH
58 PERCENT. SOUTH WINDS LESS THAN 10 MPH.
*THE AGL MIXING HEIGHT IS CALCULATED FROM AN AVERAGE ELEVATION FOR
THE ENTIRE FORECAST ZONE AND SHOULD ONLY BE USED AS A GUIDE.
FOR A SPECIFIC AGL MIXING HEIGHT A SPOT FORECAST WILL BE NEEDED.
TNZ098-212100-
MARION-
INCLUDING THE CITIES OF SOUTH PITTSBURG, HALETOWN (GUILD),
JASPER, MARTIN SPRINGS, WHITWELL, POWELLS CROSSROADS,
AND MONTEAGLE
246 PM CDT MON APR 20 2026
TONIGHT TUE TUE NIGHT WED
CLOUD COVER MCLEAR MCLEAR PCLDY MCLEAR
TEMP (24H TREND) 46-51 (+4) 75-80 (+5) 51-56 75-80
RH % (24H TREND) 81-86 (+15) 28-33 (-3) 72-77 31-36
RH RECOVERY EXCELLENT EXCELLENT
AM 20FT WND (MPH) LGT/VAR W 5
PM 20FT WND (MPH) N 5 LGT/VAR SW 5 W 5
TRANSPORT WND (MPH) SE 5 W 13 W 7 W 14
MIXING HGT(FT-AGL) 20 7030 8850
VENT RATE (MPH-FT) 100 91390 0 123900
MAX DISPERSION EARLY 5 VERY POOR 38 FAIR 3 VERY POOR 87 GOOD
MAX DISPERSION LATE 2 VERY POOR 79 GOOD 3 VERY POOR 109 VERY GOOD
CATEGORY DAY 1 4 1 5
MAX LVORI EARLY 3 4 3 3
MAX LVORI LATE 5 2 4 2
PRECIP CHANCE (%) 0 0 0 0
PRECIP TYPE NONE NONE NONE NONE
PRECIP DURATION
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP BEGIN
PRECIP END
CHANCE OF THUNDER (%) 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 50S. WEST WINDS
LESS THAN 10 MPH.
THURSDAY
SUNNY. HIGHS IN THE UPPER 70S. MINIMUM RH 36 PERCENT.
SOUTH WINDS LESS THAN 10 MPH.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. SOUTH
WINDS LESS THAN 10 MPH.
FRIDAY
MOSTLY SUNNY WITH A SLIGHT CHANCE OF SHOWERS. HIGHS
AROUND 80. MINIMUM RH 39 PERCENT. SOUTH WINDS LESS THAN 10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A SLIGHT
CHANCE OF THUNDERSTORMS. LOWS IN THE LOWER 60S. SOUTH WINDS LESS
THAN 10 MPH.
SATURDAY
PARTLY SUNNY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. HIGHS IN THE MID 70S. MINIMUM RH 62 PERCENT.
SOUTHWEST WINDS LESS THAN 10 MPH.
SATURDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE UPPER 50S. NORTHWEST WINDS LESS THAN
10 MPH.
SUNDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. HIGHS IN THE UPPER 70S. MINIMUM RH 56 PERCENT.
SOUTH WINDS LESS THAN 10 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND A
SLIGHT CHANCE OF THUNDERSTORMS. LOWS AROUND 60. SOUTH WINDS LESS
THAN 10 MPH.
MONDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS AND A SLIGHT
CHANCE OF THUNDERSTORMS. HIGHS IN THE UPPER 70S. MINIMUM RH
56 PERCENT. SOUTH WINDS LESS THAN 10 MPH.
*THE AGL MIXING HEIGHT IS CALCULATED FROM AN AVERAGE ELEVATION FOR
THE ENTIRE FORECAST ZONE AND SHOULD ONLY BE USED AS A GUIDE.
FOR A SPECIFIC AGL MIXING HEIGHT A SPOT FORECAST WILL BE NEEDED.
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