916
FNUS54 KMEG 170830
FWFMEG
FIRE WEATHER PLANNING FORECAST FOR THE MIDSOUTH
NATIONAL WEATHER SERVICE MEMPHIS TN
330 AM CDT MON AUG 17 2026
DISCUSSION
FIRE WEATHER DANGER IS EXPECTED TO REMAIN AT A MINIMUM AS MINIMUM
RELATIVE HUMIDITY VALUES TEETER AROUND 40-50% FOR THE FORESEEABLE
FUTURE. DUE TO DRY AND WARM SOILS, NIGHTTIME FOG FORMATION IS NOT
EXPECTED. OUR NEXT SHOT AT WETTING RAIN RETURNS THURSDAY AIDED BY
A COLD FRONTAL PASSAGE.
ARZ009-018-026>028-MOZ113-115-172100-
CLAY-CRAIGHEAD-DUNKLIN-GREENE-MISSISSIPPI-PEMISCOT-POINSETT-
330 AM CDT MON AUG 17 2026
TODAY TONIGHT TUE
CLOUD COVER MCLEAR MCLEAR MCLEAR
CHANCE OF THUNDER (%) 0 0 0
PRECIP CHANCE (%) 10 10
PRECIP TYPE NONE NONE NONE
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION (HRS)
PRECIP BEGIN
PRECIP END
TEMP (24H TREND) 95 (-6) 69 (-8) 94
RH % (24H TREND) 49 (+7) 97 (+6) 44
AM WIND 20FT (MPH) NW 5 LGT/VAR
PM WIND 20FT (MPH) N 6 N 4 LGT/VAR
MIXING HGT(M-AGL) 1400 1400
MIXING HGT(FT-AGL) 4700 4500
MIXING HGT(M-MSL) 1500 1400
MIXING HGT(FT-MSL) 5000 4700
TRANSPORT WND (M/S) NW 5 NW 3
TRANSPORT WND (MPH) NW 10 NW 6
VENT INDEX (M2/S) 7500 4200
CATEGORY DAY 3 3
500M MIX HGT TEMP (F) 86 82
500M TSPT WIND (M/S) N 5 E 2
500M TSPT WIND (MPH) N 12 E 5
DISPERSION INDEX 31 8 13
STABILITY CLASS B F A
STAGNATION INDEX 3 3 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S. SOUTHEAST
WINDS AROUND 5 MPH.
WEDNESDAY
SUNNY. HIGHS IN THE UPPER 90S. MINIMUM RH
44 PERCENT. SOUTH WINDS AROUND 5 MPH.
WEDNESDAY NIGHT
A CHANCE OF SHOWERS. PARTLY CLOUDY. LOWS IN
THE MID 70S. SOUTHEAST WINDS AROUND 5 MPH.
THURSDAY
A CHANCE OF SHOWERS AND THUNDERSTORMS. MOSTLY SUNNY.
HIGHS IN THE LOWER 90S. MINIMUM RH 59 PERCENT. NORTHEAST WINDS
AROUND 5 MPH.
THURSDAY NIGHT
A CHANCE OF SHOWERS. PARTLY CLOUDY. LOWS IN THE
LOWER 70S. NORTHEAST WINDS AROUND 5 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 80S. MINIMUM RH
59 PERCENT. NORTHEAST WINDS AROUND 5 MPH.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 60S. NORTHEAST
WINDS AROUND 5 MPH.
SATURDAY
SUNNY. HIGHS IN THE LOWER 90S. MINIMUM RH 49 PERCENT.
NORTH WINDS AROUND 5 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 60S. NORTHEAST
WINDS AROUND 5 MPH.
SUNDAY
SUNNY. HIGHS AROUND 90. MINIMUM RH 48 PERCENT. NORTH
WINDS AROUND 5 MPH.
ARZ035-036-048-049-058-172100-
CRITTENDEN-CROSS-LEE AR-PHILLIPS-ST. FRANCIS-
330 AM CDT MON AUG 17 2026
TODAY TONIGHT TUE
CLOUD COVER MCLEAR MCLEAR MCLEAR
CHANCE OF THUNDER (%) 0 0 0
PRECIP CHANCE (%) 20 10
PRECIP TYPE NONE NONE NONE
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION (HRS)
PRECIP BEGIN
PRECIP END
TEMP (24H TREND) 99 (-2) 73 (-5) 98
RH % (24H TREND) 46 (+7) 91 (+14) 41
AM WIND 20FT (MPH) LGT/VAR LGT/VAR
PM WIND 20FT (MPH) NW 4 LGT/VAR LGT/VAR
MIXING HGT(M-AGL) 1500 1600
MIXING HGT(FT-AGL) 4900 5400
MIXING HGT(M-MSL) 1600 1700
MIXING HGT(FT-MSL) 5100 5600
TRANSPORT WND (M/S) NW 5 NW 3
TRANSPORT WND (MPH) NW 10 NW 6
VENT INDEX (M2/S) 8000 5100
CATEGORY DAY 4 3
500M MIX HGT TEMP (F) 91 85
500M TSPT WIND (M/S) NW 5 NE 3
500M TSPT WIND (MPH) NW 12 NE 6
DISPERSION INDEX 31 9 17
STABILITY CLASS B F A
STAGNATION INDEX 3 3 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S. SOUTHEAST
WINDS AROUND 5 MPH.
WEDNESDAY
SUNNY. HIGHS AROUND 101. MINIMUM RH 39 PERCENT.
SOUTHWEST WINDS AROUND 5 MPH.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 70S. SOUTH
WINDS AROUND 5 MPH.
THURSDAY
A CHANCE OF SHOWERS AND THUNDERSTORMS. MOSTLY SUNNY.
HIGHS IN THE MID 90S. MINIMUM RH 50 PERCENT. NORTHWEST WINDS
AROUND 5 MPH.
THURSDAY NIGHT
A CHANCE OF SHOWERS. PARTLY CLOUDY. LOWS IN THE
LOWER 70S. NORTHEAST WINDS AROUND 5 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 90S. MINIMUM RH
54 PERCENT. NORTHEAST WINDS AROUND 5 MPH.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 70S. NORTHEAST
WINDS AROUND 5 MPH.
SATURDAY
SUNNY. HIGHS IN THE LOWER 90S. MINIMUM RH 46 PERCENT.
NORTH WINDS AROUND 5 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 70. NORTHEAST WINDS
AROUND 5 MPH.
SUNDAY
SUNNY. HIGHS IN THE LOWER 90S. MINIMUM RH 43 PERCENT.
NORTHEAST WINDS AROUND 5 MPH.
TNZ001>004-019>022-172100-
BENTON TN-CARROLL-DYER-GIBSON-HENRY-LAKE-OBION-WEAKLEY-
330 AM CDT MON AUG 17 2026
TODAY TONIGHT TUE
CLOUD COVER MCLEAR MCLEAR MCLEAR
CHANCE OF THUNDER (%) 0 0 0
PRECIP CHANCE (%) 10
PRECIP TYPE NONE NONE NONE
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION (HRS)
PRECIP BEGIN
PRECIP END
TEMP (24H TREND) 93 (-7) 68 (-7) 91
RH % (24H TREND) 55 (+13) 100 (+12) 44
AM WIND 20FT (MPH) W 4 LGT/VAR
PM WIND 20FT (MPH) NW 6 N 4 LGT/VAR
MIXING HGT(M-AGL) 1200 1200
MIXING HGT(FT-AGL) 4000 3900
MIXING HGT(M-MSL) 1300 1300
MIXING HGT(FT-MSL) 4400 4300
TRANSPORT WND (M/S) NW 6 N 3
TRANSPORT WND (MPH) NW 13 N 7
VENT INDEX (M2/S) 7800 3900
CATEGORY DAY 3 2
500M MIX HGT TEMP (F) 88 80
500M TSPT WIND (M/S) NW 6 N 3
500M TSPT WIND (MPH) NW 13 N 6
DISPERSION INDEX 34 8 17
STABILITY CLASS B F A
STAGNATION INDEX 3 3 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
TUESDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 70. SOUTHEAST WINDS
AROUND 5 MPH.
WEDNESDAY
A CHANCE OF SHOWERS. MOSTLY SUNNY. HIGHS IN THE MID
90S. MINIMUM RH 48 PERCENT. SOUTHEAST WINDS AROUND 5 MPH.
WEDNESDAY NIGHT
A CHANCE OF SHOWERS AND THUNDERSTORMS. PARTLY
CLOUDY. LOWS IN THE LOWER 70S. EAST WINDS AROUND 5 MPH.
THURSDAY
SHOWERS LIKELY AND A CHANCE OF THUNDERSTORMS. MOSTLY
SUNNY. HIGHS AROUND 90. MINIMUM RH 62 PERCENT. NORTH WINDS AROUND
5 MPH.
THURSDAY NIGHT
A CHANCE OF SHOWERS AND THUNDERSTORMS. MOSTLY
CLOUDY. LOWS IN THE UPPER 60S. NORTH WINDS AROUND 5 MPH.
FRIDAY
A CHANCE OF SHOWERS AND THUNDERSTORMS. MOSTLY SUNNY.
HIGHS IN THE UPPER 80S. MINIMUM RH 61 PERCENT. NORTH WINDS AROUND
5 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 60S. NORTHEAST
WINDS AROUND 5 MPH.
SATURDAY
SUNNY. HIGHS IN THE UPPER 80S. MINIMUM RH 52 PERCENT.
NORTH WINDS AROUND 5 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 60S. NORTHEAST
WINDS AROUND 5 MPH.
SUNDAY
SUNNY. HIGHS IN THE UPPER 80S. MINIMUM RH 49 PERCENT.
NORTH WINDS AROUND 5 MPH.
TNZ048>055-088>091-172100-
CHESTER-CROCKETT-DECATUR-FAYETTE-HARDEMAN-HAYWOOD-HENDERSON-
LAUDERDALE-MADISON-MCNAIRY-SHELBY-TIPTON-
330 AM CDT MON AUG 17 2026
TODAY TONIGHT TUE
CLOUD COVER MCLEAR MCLEAR CLEAR
CHANCE OF THUNDER (%) 0 0 0
PRECIP CHANCE (%) 20
PRECIP TYPE NONE NONE NONE
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION (HRS)
PRECIP BEGIN
PRECIP END
TEMP (24H TREND) 96 (-4) 69 (-7) 94
RH % (24H TREND) 52 (+9) 100 (+15) 42
AM WIND 20FT (MPH) W 4 LGT/VAR
PM WIND 20FT (MPH) NW 6 N 4 LGT/VAR
MIXING HGT(M-AGL) 1300 1400
MIXING HGT(FT-AGL) 4400 4600
MIXING HGT(M-MSL) 1500 1500
MIXING HGT(FT-MSL) 4800 5000
TRANSPORT WND (M/S) NW 5 N 4
TRANSPORT WND (MPH) NW 12 N 8
VENT INDEX (M2/S) 7500 6000
CATEGORY DAY 3 3
500M MIX HGT TEMP (F) 90 81
500M TSPT WIND (M/S) NW 6 N 3
500M TSPT WIND (MPH) NW 13 N 7
DISPERSION INDEX 34 8 20
STABILITY CLASS B F A
STAGNATION INDEX 3 3 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 70S. EAST WINDS
AROUND 5 MPH.
WEDNESDAY
SUNNY. HIGHS IN THE UPPER 90S. MINIMUM RH
45 PERCENT. SOUTH WINDS AROUND 5 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 70S. SOUTH
WINDS AROUND 5 MPH.
THURSDAY
A CHANCE OF SHOWERS AND THUNDERSTORMS. MOSTLY SUNNY.
HIGHS IN THE LOWER 90S. MINIMUM RH 59 PERCENT. NORTHWEST WINDS
AROUND 5 MPH.
THURSDAY NIGHT
A CHANCE OF SHOWERS AND THUNDERSTORMS. PARTLY
CLOUDY. LOWS IN THE LOWER 70S. NORTHEAST WINDS AROUND 5 MPH.
FRIDAY
A CHANCE OF SHOWERS AND THUNDERSTORMS. MOSTLY SUNNY.
HIGHS AROUND 90. MINIMUM RH 61 PERCENT. NORTH WINDS AROUND 5 MPH.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 60S. NORTHEAST
WINDS AROUND 5 MPH.
SATURDAY
SUNNY. HIGHS AROUND 90. MINIMUM RH 53 PERCENT. NORTH
WINDS AROUND 5 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 60S. NORTHEAST
WINDS AROUND 5 MPH.
SUNDAY
SUNNY. HIGHS AROUND 90. MINIMUM RH 50 PERCENT. NORTH
WINDS AROUND 5 MPH.
MSZ001-007-008-010>012-020-021-172100-
COAHOMA-DESOTO-PANOLA-QUITMAN-TALLAHATCHIE-TATE-TUNICA-YALOBUSHA-
330 AM CDT MON AUG 17 2026
TODAY TONIGHT TUE
CLOUD COVER MCLEAR MCLEAR MCLEAR
CHANCE OF THUNDER (%) 20 0 0
PRECIP CHANCE (%) 20 20
PRECIP TYPE TSTMS NONE NONE
PRECIP AMOUNT 0.01 0.00 0.00
PRECIP DURATION (HRS) 1
PRECIP BEGIN 12 PM
PRECIP END 6 PM
TEMP (24H TREND) 100 (-1) 74 (-4) 98
RH % (24H TREND) 41 (+2) 91 (+12) 40
AM WIND 20FT (MPH) W 4 LGT/VAR
PM WIND 20FT (MPH) W 5 LGT/VAR LGT/VAR
MIXING HGT(M-AGL) 1600 2100
MIXING HGT(FT-AGL) 5400 6900
MIXING HGT(M-MSL) 1700 2200
MIXING HGT(FT-MSL) 5600 7100
TRANSPORT WND (M/S) W 5 NW 4
TRANSPORT WND (MPH) W 12 NW 8
VENT INDEX (M2/S) 8500 8800
CATEGORY DAY 4 4
500M MIX HGT TEMP (F) 95 87
500M TSPT WIND (M/S) NW 6 N 3
500M TSPT WIND (MPH) NW 13 N 7
DISPERSION INDEX 37 7 22
STABILITY CLASS B F A
STAGNATION INDEX 3 3 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S. EAST WINDS
AROUND 5 MPH.
WEDNESDAY
SUNNY. HIGHS AROUND 100. MINIMUM RH 40 PERCENT.
SOUTHWEST WINDS AROUND 5 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 70S. SOUTH
WINDS AROUND 5 MPH.
THURSDAY
A CHANCE OF SHOWERS AND THUNDERSTORMS. MOSTLY SUNNY.
HIGHS IN THE UPPER 90S. MINIMUM RH 49 PERCENT. WEST WINDS AROUND
5 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 70S. EAST WINDS
AROUND 5 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE MID 90S. MINIMUM RH
53 PERCENT. NORTHEAST WINDS AROUND 5 MPH.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 70S. NORTHEAST
WINDS AROUND 5 MPH.
SATURDAY
SUNNY. HIGHS IN THE LOWER 90S. MINIMUM RH 47 PERCENT.
NORTH WINDS AROUND 5 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 70. NORTHEAST WINDS
AROUND 5 MPH.
SUNDAY
SUNNY. HIGHS IN THE MID 90S. MINIMUM RH 42 PERCENT.
NORTHEAST WINDS AROUND 5 MPH.
MSZ002>006-009-013>017-022>024-172100-
ALCORN-BENTON MS-CALHOUN-CHICKASAW-ITAWAMBA-LAFAYETTE-LEE MS-
MARSHALL-MONROE-PONTOTOC-PRENTISS-TIPPAH-TISHOMINGO-UNION-
330 AM CDT MON AUG 17 2026
TODAY TONIGHT TUE
CLOUD COVER MCLEAR MCLEAR CLEAR
CHANCE OF THUNDER (%) 20 0 0
PRECIP CHANCE (%) 20 20
PRECIP TYPE TSTMS SHOWERS NONE
PRECIP AMOUNT 0.01 0.02 0.00
PRECIP DURATION (HRS) 1 1
PRECIP BEGIN 12 PM CONTINUING
PRECIP END CONTINUING 11 PM
TEMP (24H TREND) 100 (0) 72 (-4) 96
RH % (24H TREND) 41 (+1) 98 (+12) 39
AM WIND 20FT (MPH) W 4 LGT/VAR
PM WIND 20FT (MPH) W 6 LGT/VAR LGT/VAR
MIXING HGT(M-AGL) 1900 1900
MIXING HGT(FT-AGL) 6200 6300
MIXING HGT(M-MSL) 2000 2100
MIXING HGT(FT-MSL) 6600 6700
TRANSPORT WND (M/S) W 7 NW 4
TRANSPORT WND (MPH) W 15 NW 9
VENT INDEX (M2/S) 14000 8400
CATEGORY DAY 4 4
500M MIX HGT TEMP (F) 95 85
500M TSPT WIND (M/S) W 6 N 3
500M TSPT WIND (MPH) W 14 N 8
DISPERSION INDEX 43 6 23
STABILITY CLASS B F A
STAGNATION INDEX 3 3 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 70S. NORTHEAST
WINDS AROUND 5 MPH.
WEDNESDAY
SUNNY. HIGHS IN THE UPPER 90S. MINIMUM RH
42 PERCENT. SOUTHWEST WINDS AROUND 5 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 70S. SOUTH
WINDS AROUND 5 MPH.
THURSDAY
A CHANCE OF SHOWERS AND THUNDERSTORMS. MOSTLY SUNNY.
HIGHS IN THE MID 90S. MINIMUM RH 52 PERCENT. WEST WINDS AROUND
5 MPH.
THURSDAY NIGHT
A CHANCE OF SHOWERS. PARTLY CLOUDY. LOWS IN THE
LOWER 70S. EAST WINDS AROUND 5 MPH.
FRIDAY
A CHANCE OF SHOWERS AND THUNDERSTORMS. MOSTLY SUNNY.
HIGHS IN THE LOWER 90S. MINIMUM RH 56 PERCENT. NORTHWEST WINDS
AROUND 5 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 70. NORTHEAST WINDS
AROUND 5 MPH.
SATURDAY
SUNNY. HIGHS IN THE LOWER 90S. MINIMUM RH 50 PERCENT.
NORTH WINDS AROUND 5 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 60S. NORTHEAST
WINDS AROUND 5 MPH.
SUNDAY
SUNNY. HIGHS IN THE LOWER 90S. MINIMUM RH 45 PERCENT.
NORTH WINDS AROUND 5 MPH.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page