173
FNUS54 KMEG 182131
FWFMEG
FIRE WEATHER PLANNING FORECAST FOR THE MIDSOUTH
NATIONAL WEATHER SERVICE MEMPHIS TN
331 PM CST SUN JAN 18 2026
DISCUSSION
VERY DRY POLAR AIR WILL PREVAIL OVER THE MIDSOUTH THROUGH MONDAY.
DESPITE MUCH COLDER THAN NORMAL TEMPERATURES, MINIMUM RELATIVE
HUMIDITY WILL RANGE FROM 25 TO 35 PERCENT THROUGH THE PERIOD.
TEMPERATURES WILL MODERATE ON TUESDAY, BUT MOISTURE RETURN WILL
LAG, RESULTING IN MINIMUM RELATIVE HUMIDITY OF 20 TO 25 PERCENT
OVER MUCH OF THE MIDSOUTH TUESDAY AFTERNOON. LOW CHANCES OF
WETTING RAINFALL RETURN WEDNESDAY, FOLLOWED BY MODERATE MINIMUM
HUMIDITY LEVELS LATE IN THE WEEK.
ARZ009-018-026>028-MOZ113-115-191000-
CLAY-CRAIGHEAD-DUNKLIN-GREENE-MISSISSIPPI-PEMISCOT-POINSETT-
331 PM CST SUN JAN 18 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER CLEAR PCLDY MCLEAR MCLEAR
CHANCE OF THUNDER (%) 0 0 0 0
PRECIP CHANCE (%)
PRECIP TYPE NONE NONE NONE NONE
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION (HRS)
PRECIP BEGIN
PRECIP END
TEMP (24H TREND) 20 (+5) 32 (0) 15 42
RH % (24H TREND) 70 (-2) 29 (-8) 60 27
AM WIND 20FT (MPH) NW 8 LGT/VAR
PM WIND 20FT (MPH) SW 7 NW 7 LGT/VAR S 7
MIXING HGT(M-AGL) 900 800
MIXING HGT(FT-AGL) 3100 2500
MIXING HGT(M-MSL) 1000 900
MIXING HGT(FT-MSL) 3300 2800
TRANSPORT WND (M/S) NW 5 S 7
TRANSPORT WND (MPH) NW 10 S 15
VENT INDEX (M2/S) 5000 6300
CATEGORY DAY 3 3
500M MIX HGT TEMP (F) 25 30
500M TSPT WIND (M/S) NW 6 SW 5
500M TSPT WIND (MPH) NW 14 SW 11
DISPERSION INDEX 13 43 5 22
STABILITY CLASS F C F C
STAGNATION INDEX 3 3 3 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 20S. SOUTH WINDS
5 TO 10 MPH.
WEDNESDAY
A CHANCE OF RAIN SHOWERS. MOSTLY CLOUDY. HIGHS IN
THE UPPER 40S. MINIMUM RH 64 PERCENT. SOUTHWEST WINDS 5 TO
10 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 20S. WEST
WINDS AROUND 5 MPH.
THURSDAY
SUNNY. HIGHS IN THE LOWER 40S. MINIMUM RH 42 PERCENT.
NORTH WINDS AROUND 5 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 20S. SOUTHEAST
WINDS AROUND 5 MPH.
FRIDAY
PARTLY SUNNY. HIGHS IN THE MID 40S. MINIMUM RH
52 PERCENT. SOUTHEAST WINDS 5 TO 10 MPH.
FRIDAY NIGHT
A CHANCE OF RAIN SHOWERS. MOSTLY CLOUDY. LOWS IN
THE UPPER 20S. NORTHEAST WINDS 5 TO 10 MPH.
SATURDAY
A CHANCE OF RAIN SHOWERS AND FREEZING RAIN. MOSTLY
CLOUDY. HIGHS IN THE MID 30S. MINIMUM RH 64 PERCENT. NORTHEAST
WINDS 10 TO 15 MPH.
SATURDAY NIGHT
A CHANCE OF FREEZING RAIN AND RAIN SHOWERS.
MOSTLY CLOUDY. LOWS 15 TO 20. NORTH WINDS 10 TO 15 MPH.
SUNDAY
PARTLY SUNNY. HIGHS IN THE UPPER 20S. MINIMUM RH
58 PERCENT. NORTH WINDS 5 TO 10 MPH.
ARZ035-036-048-049-058-191000-
CRITTENDEN-CROSS-LEE AR-PHILLIPS-ST. FRANCIS-
331 PM CST SUN JAN 18 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER CLEAR PCLDY PCLDY MCLEAR
CHANCE OF THUNDER (%) 0 0 0 0
PRECIP CHANCE (%)
PRECIP TYPE NONE NONE NONE NONE
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION (HRS)
PRECIP BEGIN
PRECIP END
TEMP (24H TREND) 24 (+5) 37 (+3) 19 44
RH % (24H TREND) 72 (0) 32 (-4) 61 27
AM WIND 20FT (MPH) N 5 LGT/VAR
PM WIND 20FT (MPH) SW 4 N 5 LGT/VAR S 4
MIXING HGT(M-AGL) 900 700
MIXING HGT(FT-AGL) 2800 2400
MIXING HGT(M-MSL) 900 800
MIXING HGT(FT-MSL) 3000 2600
TRANSPORT WND (M/S) N 6 S 5
TRANSPORT WND (MPH) N 13 S 10
VENT INDEX (M2/S) 5400 4000
CATEGORY DAY 3 3
500M MIX HGT TEMP (F) 29 32
500M TSPT WIND (M/S) N 7 S 4
500M TSPT WIND (MPH) N 16 S 9
DISPERSION INDEX 12 40 4 15
STABILITY CLASS F C F B
STAGNATION INDEX 3 3 3 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 30S. SOUTH WINDS
5 TO 10 MPH.
WEDNESDAY
RAIN SHOWERS LIKELY. MOSTLY CLOUDY. HIGHS IN THE MID
40S. MINIMUM RH 67 PERCENT. SOUTH WINDS 5 TO 10 MPH.
WEDNESDAY NIGHT
A CHANCE OF RAIN SHOWERS. PARTLY CLOUDY. LOWS
IN THE LOWER 30S. WEST WINDS AROUND 5 MPH.
THURSDAY
SUNNY. HIGHS IN THE MID 40S. MINIMUM RH 48 PERCENT.
NORTH WINDS AROUND 5 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 30. EAST WINDS
AROUND 5 MPH.
FRIDAY
PARTLY SUNNY. HIGHS AROUND 50. MINIMUM RH 55 PERCENT.
SOUTHEAST WINDS 5 TO 10 MPH.
FRIDAY NIGHT
A CHANCE OF RAIN SHOWERS. MOSTLY CLOUDY. LOWS IN
THE MID 30S. EAST WINDS 5 TO 10 MPH.
SATURDAY
A CHANCE OF RAIN SHOWERS. MOSTLY CLOUDY. HIGHS IN THE
LOWER 40S. MINIMUM RH 73 PERCENT. NORTHEAST WINDS 5 TO 10 MPH.
SATURDAY NIGHT
A CHANCE OF RAIN SHOWERS AND FREEZING RAIN.
MOSTLY CLOUDY. LOWS IN THE LOWER 20S. NORTH WINDS 5 TO 10 MPH.
SUNDAY
PARTLY SUNNY. HIGHS IN THE LOWER 30S. MINIMUM RH
60 PERCENT. NORTH WINDS 5 TO 10 MPH.
TNZ001>004-019>022-191000-
BENTON TN-CARROLL-DYER-GIBSON-HENRY-LAKE-OBION-WEAKLEY-
331 PM CST SUN JAN 18 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLEAR MCLEAR MCLEAR CLEAR
CHANCE OF THUNDER (%) 0 0 0 0
PRECIP CHANCE (%)
PRECIP TYPE NONE NONE NONE NONE
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION (HRS)
PRECIP BEGIN
PRECIP END
TEMP (24H TREND) 19 (+5) 32 (+1) 13 40
RH % (24H TREND) 74 (-3) 30 (-8) 65 24
AM WIND 20FT (MPH) NW 6 LGT/VAR
PM WIND 20FT (MPH) SW 6 NW 6 LGT/VAR S 4
MIXING HGT(M-AGL) 900 800
MIXING HGT(FT-AGL) 3000 2600
MIXING HGT(M-MSL) 1000 900
MIXING HGT(FT-MSL) 3400 3000
TRANSPORT WND (M/S) NW 6 SW 5
TRANSPORT WND (MPH) NW 14 SW 12
VENT INDEX (M2/S) 6000 4500
CATEGORY DAY 3 3
500M MIX HGT TEMP (F) 25 28
500M TSPT WIND (M/S) NW 6 S 4
500M TSPT WIND (MPH) NW 13 S 8
DISPERSION INDEX 14 44 4 17
STABILITY CLASS F C F B
STAGNATION INDEX 3 3 3 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 20S. SOUTH WINDS
5 TO 10 MPH.
WEDNESDAY
A CHANCE OF RAIN SHOWERS. MOSTLY CLOUDY. HIGHS IN
THE MID 40S. MINIMUM RH 59 PERCENT. SOUTH WINDS 5 TO 10 MPH.
WEDNESDAY NIGHT
A CHANCE OF RAIN SHOWERS. PARTLY CLOUDY. LOWS
IN THE UPPER 20S. WEST WINDS AROUND 5 MPH.
THURSDAY
SUNNY. HIGHS IN THE LOWER 40S. MINIMUM RH 42 PERCENT.
NORTH WINDS AROUND 5 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 20S. SOUTHEAST
WINDS AROUND 5 MPH.
FRIDAY
PARTLY SUNNY. HIGHS IN THE UPPER 40S. MINIMUM RH
46 PERCENT. SOUTH WINDS 5 TO 10 MPH.
FRIDAY NIGHT
A CHANCE OF RAIN SHOWERS. MOSTLY CLOUDY. LOWS IN
THE UPPER 20S. NORTHEAST WINDS 5 TO 10 MPH.
SATURDAY
A CHANCE OF RAIN SHOWERS. MOSTLY CLOUDY. HIGHS IN THE
UPPER 30S. MINIMUM RH 62 PERCENT. NORTHEAST WINDS 5 TO 10 MPH.
SATURDAY NIGHT
A CHANCE OF FREEZING RAIN, RAIN RAIN SHOWERS
AND SNOW SHOWERS. MOSTLY CLOUDY. LOWS 15 TO 20. NORTH WINDS 5 TO
10 MPH.
SUNDAY
MOSTLY SUNNY. HIGHS AROUND 30. MINIMUM RH 56 PERCENT.
NORTH WINDS 5 TO 10 MPH.
TNZ048>055-088>091-191000-
CHESTER-CROCKETT-DECATUR-FAYETTE-HARDEMAN-HAYWOOD-HENDERSON-
LAUDERDALE-MADISON-MCNAIRY-SHELBY-TIPTON-
331 PM CST SUN JAN 18 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER CLEAR MCLEAR PCLDY CLEAR
CHANCE OF THUNDER (%) 0 0 0 0
PRECIP CHANCE (%)
PRECIP TYPE NONE NONE NONE NONE
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION (HRS)
PRECIP BEGIN
PRECIP END
TEMP (24H TREND) 20 (+3) 36 (+2) 15 42
RH % (24H TREND) 73 (-4) 32 (-3) 66 24
AM WIND 20FT (MPH) NW 5 LGT/VAR
PM WIND 20FT (MPH) SW 5 NW 6 LGT/VAR LGT/VAR
MIXING HGT(M-AGL) 900 700
MIXING HGT(FT-AGL) 2900 2300
MIXING HGT(M-MSL) 1000 800
MIXING HGT(FT-MSL) 3300 2700
TRANSPORT WND (M/S) N 6 S 4
TRANSPORT WND (MPH) N 13 S 9
VENT INDEX (M2/S) 6000 3200
CATEGORY DAY 3 2
500M MIX HGT TEMP (F) 28 30
500M TSPT WIND (M/S) NW 7 S 3
500M TSPT WIND (MPH) NW 15 S 7
DISPERSION INDEX 13 39 4 11
STABILITY CLASS F C F B
STAGNATION INDEX 3 3 3 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 20S. SOUTH WINDS
5 TO 10 MPH.
WEDNESDAY
A CHANCE OF RAIN SHOWERS. MOSTLY CLOUDY. HIGHS IN
THE MID 40S. MINIMUM RH 59 PERCENT. SOUTH WINDS 5 TO 10 MPH.
WEDNESDAY NIGHT
A CHANCE OF RAIN SHOWERS. MOSTLY CLOUDY. LOWS
AROUND 30. WEST WINDS AROUND 5 MPH.
THURSDAY
SUNNY. HIGHS IN THE MID 40S. MINIMUM RH 43 PERCENT.
NORTH WINDS AROUND 5 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 20S. EAST
WINDS AROUND 5 MPH.
FRIDAY
PARTLY SUNNY. HIGHS AROUND 50. MINIMUM RH 46 PERCENT.
SOUTHEAST WINDS 5 TO 10 MPH.
FRIDAY NIGHT
A CHANCE OF RAIN SHOWERS. MOSTLY CLOUDY. LOWS IN
THE LOWER 30S. EAST WINDS 5 TO 10 MPH.
SATURDAY
A CHANCE OF RAIN SHOWERS. MOSTLY CLOUDY. HIGHS IN THE
LOWER 40S. MINIMUM RH 66 PERCENT. NORTHEAST WINDS 5 TO 10 MPH.
SATURDAY NIGHT
A CHANCE OF RAIN SHOWERS AND FREEZING RAIN.
MOSTLY CLOUDY. LOWS AROUND 20. NORTH WINDS 5 TO 10 MPH.
SUNDAY
PARTLY SUNNY. HIGHS IN THE MID 30S. MINIMUM RH
56 PERCENT. NORTH WINDS 5 TO 10 MPH.
MSZ001-007-008-010>012-020-021-191000-
COAHOMA-DESOTO-PANOLA-QUITMAN-TALLAHATCHIE-TATE-TUNICA-YALOBUSHA-
331 PM CST SUN JAN 18 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER CLEAR MCLEAR PCLDY MCLEAR
CHANCE OF THUNDER (%) 0 0 0 0
PRECIP CHANCE (%)
PRECIP TYPE NONE NONE NONE NONE
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION (HRS)
PRECIP BEGIN
PRECIP END
TEMP (24H TREND) 22 (+2) 42 (+6) 18 46
RH % (24H TREND) 77 (-1) 34 (-1) 69 26
AM WIND 20FT (MPH) N 4 LGT/VAR
PM WIND 20FT (MPH) LGT/VAR N 6 LGT/VAR LGT/VAR
MIXING HGT(M-AGL) 800 700
MIXING HGT(FT-AGL) 2800 2400
MIXING HGT(M-MSL) 900 800
MIXING HGT(FT-MSL) 3000 2600
TRANSPORT WND (M/S) N 7 S 3
TRANSPORT WND (MPH) N 15 S 6
VENT INDEX (M2/S) 6300 2400
CATEGORY DAY 3 2
500M MIX HGT TEMP (F) 32 32
500M TSPT WIND (M/S) N 7 SE 4
500M TSPT WIND (MPH) N 16 SE 8
DISPERSION INDEX 11 35 6 8
STABILITY CLASS F C F B
STAGNATION INDEX 3 3 3 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
TUESDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 30. SOUTH WINDS 5 TO
10 MPH.
WEDNESDAY
RAIN SHOWERS LIKELY. MOSTLY CLOUDY. HIGHS IN THE
UPPER 40S. MINIMUM RH 62 PERCENT. SOUTH WINDS 5 TO 10 MPH.
WEDNESDAY NIGHT
A CHANCE OF RAIN SHOWERS. MOSTLY CLOUDY. LOWS
IN THE MID 30S. WEST WINDS AROUND 5 MPH.
THURSDAY
SUNNY. HIGHS IN THE UPPER 40S. MINIMUM RH 51 PERCENT.
NORTH WINDS AROUND 5 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 30. EAST WINDS
AROUND 5 MPH.
FRIDAY
PARTLY SUNNY. HIGHS IN THE LOWER 50S. MINIMUM RH
54 PERCENT. SOUTHEAST WINDS 5 TO 10 MPH.
FRIDAY NIGHT
A CHANCE OF RAIN SHOWERS. MOSTLY CLOUDY. LOWS IN
THE MID 30S. EAST WINDS 5 TO 10 MPH.
SATURDAY
A CHANCE OF RAIN SHOWERS. MOSTLY CLOUDY. HIGHS IN THE
MID 40S. MINIMUM RH 74 PERCENT. NORTHEAST WINDS 5 TO 10 MPH.
SATURDAY NIGHT
A CHANCE OF RAIN SHOWERS AND FREEZING RAIN.
MOSTLY CLOUDY. LOWS IN THE MID 20S. NORTH WINDS 10 TO 15 MPH.
SUNDAY
PARTLY SUNNY. HIGHS IN THE UPPER 30S. MINIMUM RH
61 PERCENT. NORTH WINDS 10 TO 15 MPH.
MSZ002>006-009-013>017-022>024-191000-
ALCORN-BENTON MS-CALHOUN-CHICKASAW-ITAWAMBA-LAFAYETTE-LEE MS-
MARSHALL-MONROE-PONTOTOC-PRENTISS-TIPPAH-TISHOMINGO-UNION-
331 PM CST SUN JAN 18 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER CLEAR MCLEAR PCLDY MCLEAR
CHANCE OF THUNDER (%) 0 0 0 0
PRECIP CHANCE (%)
PRECIP TYPE NONE NONE NONE NONE
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION (HRS)
PRECIP BEGIN
PRECIP END
TEMP (24H TREND) 22 (+2) 43 (+7) 18 45
RH % (24H TREND) 75 (-2) 31 (-2) 68 23
AM WIND 20FT (MPH) NW 4 LGT/VAR
PM WIND 20FT (MPH) LGT/VAR NW 5 LGT/VAR LGT/VAR
MIXING HGT(M-AGL) 900 700
MIXING HGT(FT-AGL) 3000 2200
MIXING HGT(M-MSL) 1000 800
MIXING HGT(FT-MSL) 3400 2700
TRANSPORT WND (M/S) NW 6 S 2
TRANSPORT WND (MPH) NW 14 S 5
VENT INDEX (M2/S) 6000 1600
CATEGORY DAY 3 1
500M MIX HGT TEMP (F) 33 30
500M TSPT WIND (M/S) NW 6 E 3
500M TSPT WIND (MPH) NW 14 E 7
DISPERSION INDEX 11 38 6 9
STABILITY CLASS F C F B
STAGNATION INDEX 3 3 3 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 20S. SOUTH WINDS
AROUND 5 MPH.
WEDNESDAY
A CHANCE OF RAIN SHOWERS. MOSTLY CLOUDY. HIGHS IN
THE UPPER 40S. MINIMUM RH 51 PERCENT. SOUTH WINDS 5 TO 10 MPH.
WEDNESDAY NIGHT
RAIN SHOWERS LIKELY. MOSTLY CLOUDY. LOWS IN
THE LOWER 30S. SOUTHWEST WINDS AROUND 5 MPH.
THURSDAY
SUNNY. HIGHS IN THE UPPER 40S. MINIMUM RH 46 PERCENT.
NORTH WINDS AROUND 5 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 20S. EAST
WINDS AROUND 5 MPH.
FRIDAY
PARTLY SUNNY. HIGHS IN THE LOWER 50S. MINIMUM RH
47 PERCENT. SOUTHEAST WINDS AROUND 5 MPH.
FRIDAY NIGHT
A CHANCE OF RAIN SHOWERS. MOSTLY CLOUDY. LOWS IN
THE MID 30S. EAST WINDS 5 TO 10 MPH.
SATURDAY
A CHANCE OF RAIN SHOWERS. MOSTLY CLOUDY. HIGHS IN THE
UPPER 40S. MINIMUM RH 70 PERCENT. NORTHEAST WINDS 5 TO 10 MPH.
SATURDAY NIGHT
A CHANCE OF RAIN SHOWERS. MOSTLY CLOUDY. LOWS
IN THE MID 20S. NORTH WINDS 5 TO 10 MPH.
SUNDAY
A CHANCE OF RAIN SHOWERS. PARTLY SUNNY. HIGHS IN THE
UPPER 30S. MINIMUM RH 56 PERCENT. NORTH WINDS 5 TO 10 MPH.
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