270
FNUS54 KMEG 180931
FWFMEG
FIRE WEATHER PLANNING FORECAST FOR THE MIDSOUTH
NATIONAL WEATHER SERVICE MEMPHIS TN
330 AM 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 NIGHT.
ARZ009-018-026>028-MOZ113-115-182200-
CLAY-CRAIGHEAD-DUNKLIN-GREENE-MISSISSIPPI-PEMISCOT-POINSETT-
330 AM CST SUN JAN 18 2026
TODAY TONIGHT MON
CLOUD COVER MCLEAR MCLEAR PCLDY
CHANCE OF THUNDER (%) 0 0 0
PRECIP CHANCE (%)
PRECIP TYPE NONE NONE NONE
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION (HRS)
PRECIP BEGIN
PRECIP END
TEMP (24H TREND) 36 (0) 19 (+3) 32
RH % (24H TREND) 29 (-2) 65 (-2) 26
AM WIND 20FT (MPH) W 5 NW 8
PM WIND 20FT (MPH) SW 10 G19 SW 7 NW 8
MIXING HGT(M-AGL) 800 1100
MIXING HGT(FT-AGL) 2600 3500
MIXING HGT(M-MSL) 900 1100
MIXING HGT(FT-MSL) 2900 3700
TRANSPORT WND (M/S) SW 10 N 6
TRANSPORT WND (MPH) SW 22 N 14
VENT INDEX (M2/S) 9000 6600
CATEGORY DAY 4 3
500M MIX HGT TEMP (F) 23 24
500M TSPT WIND (M/S) SW 6 NW 7
500M TSPT WIND (MPH) SW 14 NW 17
DISPERSION INDEX 31 13 45
STABILITY CLASS C F C
STAGNATION INDEX 3 3 2
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLEAR. LOWS NEAR 15. NORTHWEST WINDS
AROUND 5 MPH.
TUESDAY
SUNNY. HIGHS AROUND 40. MINIMUM RH 27 PERCENT. SOUTH
WINDS 5 TO 10 MPH.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 20S. SOUTH WINDS
5 TO 10 MPH.
WEDNESDAY
PARTLY SUNNY. HIGHS IN THE UPPER 40S. MINIMUM RH
62 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 MID 40S. MINIMUM RH 42 PERCENT.
NORTH WINDS AROUND 5 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 30. SOUTHEAST WINDS
5 TO 10 MPH.
FRIDAY
MOSTLY CLOUDY. HIGHS IN THE LOWER 50S. MINIMUM RH
63 PERCENT. SOUTH WINDS 5 TO 10 MPH.
FRIDAY NIGHT
A CHANCE OF RAIN SHOWERS. MOSTLY CLOUDY. LOWS IN
THE UPPER 30S. SOUTHEAST WINDS 5 TO 10 MPH.
SATURDAY
A CHANCE OF RAIN SHOWERS. MOSTLY CLOUDY. HIGHS IN THE
MID 40S. MINIMUM RH 68 PERCENT. NORTHEAST WINDS 10 TO 15 MPH.
ARZ035-036-048-049-058-182200-
CRITTENDEN-CROSS-LEE AR-PHILLIPS-ST. FRANCIS-
330 AM CST SUN JAN 18 2026
TODAY TONIGHT MON
CLOUD COVER CLEAR CLEAR PCLDY
CHANCE OF THUNDER (%) 0 0 0
PRECIP CHANCE (%)
PRECIP TYPE NONE NONE NONE
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION (HRS)
PRECIP BEGIN
PRECIP END
TEMP (24H TREND) 37 (-1) 24 (+5) 36
RH % (24H TREND) 29 (-1) 66 (-4) 28
AM WIND 20FT (MPH) LGT/VAR N 6
PM WIND 20FT (MPH) SW 6 SW 4 N 6
MIXING HGT(M-AGL) 800 1000
MIXING HGT(FT-AGL) 2600 3300
MIXING HGT(M-MSL) 900 1100
MIXING HGT(FT-MSL) 2800 3500
TRANSPORT WND (M/S) SW 7 N 7
TRANSPORT WND (MPH) SW 16 N 15
VENT INDEX (M2/S) 6300 7700
CATEGORY DAY 3 3
500M MIX HGT TEMP (F) 25 28
500M TSPT WIND (M/S) W 6 N 8
500M TSPT WIND (MPH) W 13 N 19
DISPERSION INDEX 23 12 43
STABILITY CLASS C F C
STAGNATION INDEX 3 3 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 20. NORTH WINDS AROUND
5 MPH.
TUESDAY
SUNNY. HIGHS IN THE LOWER 40S. MINIMUM RH 28 PERCENT.
SOUTHEAST WINDS AROUND 5 MPH.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 30. SOUTH WINDS 5 TO
10 MPH.
WEDNESDAY
A CHANCE OF RAIN SHOWERS. PARTLY SUNNY. HIGHS IN THE
UPPER 40S. MINIMUM RH 65 PERCENT. SOUTH WINDS 5 TO 10 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 30S. WEST
WINDS AROUND 5 MPH.
THURSDAY
SUNNY. HIGHS IN THE UPPER 40S. MINIMUM RH 47 PERCENT.
NORTH WINDS AROUND 5 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 30S. SOUTHEAST
WINDS AROUND 5 MPH.
FRIDAY
MOSTLY CLOUDY. HIGHS IN THE MID 50S. MINIMUM RH
69 PERCENT. SOUTH WINDS 5 TO 10 MPH.
FRIDAY NIGHT
A CHANCE OF SHOWERS. MOSTLY CLOUDY. LOWS IN THE
LOWER 40S. SOUTHEAST WINDS 5 TO 10 MPH.
SATURDAY
A CHANCE OF SHOWERS. MOSTLY CLOUDY. HIGHS IN THE
LOWER 50S. MINIMUM RH 71 PERCENT. NORTHEAST WINDS 5 TO 10 MPH.
TNZ001>004-019>022-182200-
BENTON TN-CARROLL-DYER-GIBSON-HENRY-LAKE-OBION-WEAKLEY-
330 AM CST SUN JAN 18 2026
TODAY TONIGHT MON
CLOUD COVER MCLEAR MCLEAR PCLDY
CHANCE OF THUNDER (%) 0 0 0
PRECIP CHANCE (%)
PRECIP TYPE NONE NONE NONE
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION (HRS)
PRECIP BEGIN
PRECIP END
TEMP (24H TREND) 33 (-5) 19 (+3) 31
RH % (24H TREND) 31 (-3) 66 (-2) 26
AM WIND 20FT (MPH) LGT/VAR NW 6
PM WIND 20FT (MPH) SW 7 G17 SW 6 NW 6
MIXING HGT(M-AGL) 800 1000
MIXING HGT(FT-AGL) 2500 3200
MIXING HGT(M-MSL) 900 1100
MIXING HGT(FT-MSL) 2900 3600
TRANSPORT WND (M/S) W 5 NW 7
TRANSPORT WND (MPH) W 12 NW 15
VENT INDEX (M2/S) 4500 7700
CATEGORY DAY 3 3
500M MIX HGT TEMP (F) 24 24
500M TSPT WIND (M/S) W 5 NW 7
500M TSPT WIND (MPH) W 11 NW 15
DISPERSION INDEX 26 15 45
STABILITY CLASS C F C
STAGNATION INDEX 3 3 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLEAR. LOWS 10 TO 15. NORTH WINDS AROUND
5 MPH.
TUESDAY
SUNNY. HIGHS IN THE UPPER 30S. MINIMUM RH 23 PERCENT.
SOUTH WINDS 5 TO 10 MPH.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 20S. SOUTH WINDS
5 TO 10 MPH.
WEDNESDAY
PARTLY SUNNY. HIGHS IN THE UPPER 40S. MINIMUM RH
56 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 41 PERCENT.
NORTH WINDS AROUND 5 MPH.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 20S. SOUTHEAST
WINDS AROUND 5 MPH.
FRIDAY
A CHANCE OF RAIN SHOWERS. PARTLY SUNNY. HIGHS IN THE
LOWER 50S. MINIMUM RH 57 PERCENT. SOUTH WINDS 5 TO 10 MPH.
FRIDAY NIGHT
A CHANCE OF RAIN SHOWERS. MOSTLY CLOUDY. LOWS IN
THE UPPER 30S. SOUTHEAST WINDS 5 TO 10 MPH.
SATURDAY
A CHANCE OF RAIN SHOWERS. MOSTLY CLOUDY. HIGHS IN THE
UPPER 40S. MINIMUM RH 69 PERCENT. NORTHEAST WINDS 5 TO 10 MPH.
TNZ048>055-088>091-182200-
CHESTER-CROCKETT-DECATUR-FAYETTE-HARDEMAN-HAYWOOD-HENDERSON-
LAUDERDALE-MADISON-MCNAIRY-SHELBY-TIPTON-
330 AM CST SUN JAN 18 2026
TODAY TONIGHT MON
CLOUD COVER CLEAR MCLEAR PCLDY
CHANCE OF THUNDER (%) 0 0 0
PRECIP CHANCE (%)
PRECIP TYPE NONE NONE NONE
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION (HRS)
PRECIP BEGIN
PRECIP END
TEMP (24H TREND) 35 (-5) 20 (+3) 35
RH % (24H TREND) 29 (-2) 68 (-3) 28
AM WIND 20FT (MPH) LGT/VAR NW 6
PM WIND 20FT (MPH) SW 6 SW 5 N 6
MIXING HGT(M-AGL) 800 1000
MIXING HGT(FT-AGL) 2500 3200
MIXING HGT(M-MSL) 900 1100
MIXING HGT(FT-MSL) 2900 3600
TRANSPORT WND (M/S) W 5 N 6
TRANSPORT WND (MPH) W 10 N 14
VENT INDEX (M2/S) 4500 6600
CATEGORY DAY 3 3
500M MIX HGT TEMP (F) 25 27
500M TSPT WIND (M/S) W 5 NW 7
500M TSPT WIND (MPH) W 11 NW 16
DISPERSION INDEX 23 13 39
STABILITY CLASS C F C
STAGNATION INDEX 3 3 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
PARTLY CLOUDY. LOWS NEAR 15. NORTH WINDS AROUND
5 MPH.
TUESDAY
SUNNY. HIGHS IN THE LOWER 40S. MINIMUM RH 24 PERCENT.
SOUTH WINDS AROUND 5 MPH.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 20S. SOUTH WINDS
5 TO 10 MPH.
WEDNESDAY
PARTLY SUNNY. HIGHS IN THE UPPER 40S. MINIMUM RH
57 PERCENT. SOUTH WINDS 5 TO 10 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 20S. WEST
WINDS AROUND 5 MPH.
THURSDAY
SUNNY. HIGHS IN THE MID 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 LOWER 50S. MINIMUM RH
57 PERCENT. SOUTH WINDS 5 TO 10 MPH.
FRIDAY NIGHT
A CHANCE OF SHOWERS. MOSTLY CLOUDY. LOWS AROUND
40. SOUTH WINDS 5 TO 10 MPH.
SATURDAY
A CHANCE OF SHOWERS. MOSTLY CLOUDY. HIGHS IN THE
LOWER 50S. MINIMUM RH 68 PERCENT. NORTHEAST WINDS 5 TO 10 MPH.
MSZ001-007-008-010>012-020-021-182200-
COAHOMA-DESOTO-PANOLA-QUITMAN-TALLAHATCHIE-TATE-TUNICA-YALOBUSHA-
330 AM CST SUN JAN 18 2026
TODAY TONIGHT MON
CLOUD COVER CLEAR CLEAR MCLEAR
CHANCE OF THUNDER (%) 0 0 0
PRECIP CHANCE (%)
PRECIP TYPE NONE NONE NONE
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION (HRS)
PRECIP BEGIN
PRECIP END
TEMP (24H TREND) 37 (-6) 22 (+2) 41
RH % (24H TREND) 29 (-6) 69 (-4) 30
AM WIND 20FT (MPH) LGT/VAR N 5
PM WIND 20FT (MPH) SW 6 LGT/VAR N 6
MIXING HGT(M-AGL) 900 1000
MIXING HGT(FT-AGL) 2900 3300
MIXING HGT(M-MSL) 900 1100
MIXING HGT(FT-MSL) 3100 3500
TRANSPORT WND (M/S) W 5 N 7
TRANSPORT WND (MPH) W 12 N 15
VENT INDEX (M2/S) 4500 7700
CATEGORY DAY 3 3
500M MIX HGT TEMP (F) 27 31
500M TSPT WIND (M/S) W 5 N 8
500M TSPT WIND (MPH) W 12 N 17
DISPERSION INDEX 26 11 37
STABILITY CLASS C F C
STAGNATION INDEX 3 3 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
PARTLY CLOUDY. LOWS 15 TO 20. NORTH WINDS AROUND
5 MPH.
TUESDAY
SUNNY. HIGHS IN THE MID 40S. MINIMUM RH 27 PERCENT.
SOUTHEAST WINDS AROUND 5 MPH.
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 62 PERCENT. SOUTH WINDS 5 TO 10 MPH.
WEDNESDAY NIGHT
A CHANCE OF RAIN SHOWERS. MOSTLY CLOUDY. LOWS
IN THE LOWER 30S. NORTHWEST WINDS AROUND 5 MPH.
THURSDAY
SUNNY. HIGHS IN THE UPPER 40S. MINIMUM RH 50 PERCENT.
NORTH WINDS AROUND 5 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 30S. SOUTHEAST
WINDS 5 TO 10 MPH.
FRIDAY
MOSTLY CLOUDY. HIGHS IN THE MID 50S. MINIMUM RH
67 PERCENT. SOUTH WINDS 5 TO 10 MPH.
FRIDAY NIGHT
A CHANCE OF SHOWERS. MOSTLY CLOUDY. LOWS IN THE
MID 40S. SOUTH WINDS 5 TO 10 MPH.
SATURDAY
A CHANCE OF SHOWERS. MOSTLY CLOUDY. HIGHS IN THE
UPPER 50S. MINIMUM RH 73 PERCENT. NORTH WINDS 5 TO 10 MPH.
MSZ002>006-009-013>017-022>024-182200-
ALCORN-BENTON MS-CALHOUN-CHICKASAW-ITAWAMBA-LAFAYETTE-LEE MS-
MARSHALL-MONROE-PONTOTOC-PRENTISS-TIPPAH-TISHOMINGO-UNION-
330 AM CST SUN JAN 18 2026
TODAY TONIGHT MON
CLOUD COVER CLEAR CLEAR MCLEAR
CHANCE OF THUNDER (%) 0 0 0
PRECIP CHANCE (%)
PRECIP TYPE NONE NONE NONE
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION (HRS)
PRECIP BEGIN
PRECIP END
TEMP (24H TREND) 39 (-6) 23 (+3) 42
RH % (24H TREND) 26 (-8) 67 (-4) 28
AM WIND 20FT (MPH) LGT/VAR NW 4
PM WIND 20FT (MPH) SW 5 LGT/VAR NW 6
MIXING HGT(M-AGL) 900 1000
MIXING HGT(FT-AGL) 3100 3300
MIXING HGT(M-MSL) 1100 1100
MIXING HGT(FT-MSL) 3500 3700
TRANSPORT WND (M/S) W 6 N 6
TRANSPORT WND (MPH) W 13 N 14
VENT INDEX (M2/S) 6600 6600
CATEGORY DAY 3 3
500M MIX HGT TEMP (F) 29 33
500M TSPT WIND (M/S) W 4 NW 6
500M TSPT WIND (MPH) W 10 NW 14
DISPERSION INDEX 32 11 35
STABILITY CLASS C F C
STAGNATION INDEX 3 3 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
PARTLY CLOUDY. LOWS 15 TO 20. NORTH WINDS AROUND
5 MPH.
TUESDAY
SUNNY. HIGHS IN THE LOWER 40S. MINIMUM RH 24 PERCENT.
EAST WINDS AROUND 5 MPH.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 20S. SOUTH WINDS
AROUND 5 MPH.
WEDNESDAY
MOSTLY CLOUDY. HIGHS IN THE UPPER 40S. MINIMUM RH
52 PERCENT. SOUTH WINDS 5 TO 10 MPH.
WEDNESDAY NIGHT
A CHANCE OF RAIN SHOWERS. MOSTLY CLOUDY. LOWS
IN THE LOWER 30S. WEST WINDS AROUND 5 MPH.
THURSDAY
SUNNY. HIGHS AROUND 50. MINIMUM RH 46 PERCENT. NORTH
WINDS AROUND 5 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 30. SOUTHEAST WINDS
AROUND 5 MPH.
FRIDAY
PARTLY SUNNY. HIGHS IN THE MID 50S. MINIMUM RH
57 PERCENT. SOUTH WINDS 5 TO 10 MPH.
FRIDAY NIGHT
A CHANCE OF SHOWERS. MOSTLY CLOUDY. LOWS IN THE
LOWER 40S. SOUTH WINDS 5 TO 10 MPH.
SATURDAY
A CHANCE OF SHOWERS. MOSTLY CLOUDY. HIGHS IN THE
UPPER 50S. MINIMUM RH 71 PERCENT. SOUTHWEST WINDS 5 TO 10 MPH.
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