251
FNUS54 KMEG 202031
FWFMEG
FIRE WEATHER PLANNING FORECAST FOR THE MIDSOUTH
NATIONAL WEATHER SERVICE MEMPHIS TN
330 PM CDT THU AUG 20 2026
DISCUSSION
A LOW FIRE WEATHER RISK WILL HOLD ACROSS THE REGION OVER THE NEXT
THREE DAYS. WHILE SUMMER HEAT REMAINS STRONG ACROSS THE MID-
SOUTH, ADEQUATE MOISTURE LEVELS AND EXCEPTIONALLY LIGHT SURFACE
WINDS WILL PREVENT CRITICAL FIRE WEATHER CONDITIONS FROM
DEVELOPING. RAINFALL FROM THIS MORNING WILL RESULT IN THE
DEVELOPMENT OF PATCHY TO LOCALLY DENSE FOG LATE TONIGHT FOR AREAS
EAST OF THE MISSISSIPPI RIVER.
ARZ009-018-026>028-MOZ113-115-210900-
CLAY-CRAIGHEAD-DUNKLIN-GREENE-MISSISSIPPI-PEMISCOT-POINSETT-
330 PM CDT THU AUG 20 2026
TONIGHT FRI FRI NIGHT SAT
CLOUD COVER MCLEAR MCLEAR MCLEAR MCLEAR
CHANCE OF THUNDER (%) 0 0 0 20
PRECIP CHANCE (%) 30
PRECIP TYPE NONE NONE NONE TSTMS
PRECIP AMOUNT 0.00 0.00 0.00 0.04
PRECIP DURATION (HRS) 1
PRECIP BEGIN 1 PM
PRECIP END CONTINUING
TEMP (24H TREND) 69 (-6) 91 (-1) 68 92
RH % (24H TREND) 100 (+7) 50 (-3) 100 50
AM WIND 20FT (MPH) LGT/VAR LGT/VAR
PM WIND 20FT (MPH) NE 4 LGT/VAR LGT/VAR LGT/VAR
MIXING HGT(M-AGL) 1400 1500
MIXING HGT(FT-AGL) 4500 4900
MIXING HGT(M-MSL) 1500 1600
MIXING HGT(FT-MSL) 4800 5200
TRANSPORT WND (M/S) N 3 NW 3
TRANSPORT WND (MPH) N 7 NW 6
VENT INDEX (M2/S) 4500 4800
CATEGORY DAY 3 3
500M MIX HGT TEMP (F) 82 88
500M TSPT WIND (M/S) NE 3 W 4
500M TSPT WIND (MPH) NE 8 W 9
DISPERSION INDEX 8 19 6 15
STABILITY CLASS F A F A
STAGNATION INDEX 3 3 3 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 60S. NORTHEAST
WINDS AROUND 5 MPH.
SUNDAY
SUNNY. HIGHS IN THE UPPER 80S. MINIMUM RH 49 PERCENT.
NORTHEAST WINDS AROUND 5 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 60S. NORTHEAST
WINDS AROUND 5 MPH.
MONDAY
PARTLY SUNNY. HIGHS IN THE UPPER 80S. MINIMUM RH
52 PERCENT. EAST WINDS AROUND 5 MPH.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 60S. EAST WINDS
AROUND 5 MPH.
TUESDAY
SUNNY. HIGHS IN THE LOWER 90S. MINIMUM RH 51 PERCENT.
SOUTH WINDS AROUND 5 MPH.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 70S. SOUTH WINDS
AROUND 5 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 90S. MINIMUM RH
53 PERCENT. SOUTHWEST WINDS AROUND 5 MPH.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 70S. NORTHWEST
WINDS AROUND 5 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 90S. MINIMUM RH
53 PERCENT. NORTHEAST WINDS AROUND 5 MPH.
ARZ035-036-048-049-058-210900-
CRITTENDEN-CROSS-LEE AR-PHILLIPS-ST. FRANCIS-
330 PM CDT THU AUG 20 2026
TONIGHT FRI FRI NIGHT SAT
CLOUD COVER MCLEAR MCLEAR MCLEAR MCLEAR
CHANCE OF THUNDER (%) 0 0 0 0
PRECIP CHANCE (%) 10 10
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) 70 (-9) 96 (-1) 69 97
RH % (24H TREND) 100 (+17) 45 (-2) 97 43
AM WIND 20FT (MPH) LGT/VAR LGT/VAR
PM WIND 20FT (MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
MIXING HGT(M-AGL) 1600 1800
MIXING HGT(FT-AGL) 5100 5900
MIXING HGT(M-MSL) 1600 1900
MIXING HGT(FT-MSL) 5300 6100
TRANSPORT WND (M/S) N 4 N 3
TRANSPORT WND (MPH) N 9 N 6
VENT INDEX (M2/S) 6400 5700
CATEGORY DAY 3 3
500M MIX HGT TEMP (F) 86 89
500M TSPT WIND (M/S) NE 4 NW 3
500M TSPT WIND (MPH) NE 9 NW 6
DISPERSION INDEX 7 22 7 15
STABILITY CLASS F A F A
STAGNATION INDEX 3 3 3 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY NIGHT
A CHANCE OF SHOWERS. PARTLY CLOUDY. LOWS IN THE
LOWER 70S. NORTHEAST WINDS AROUND 5 MPH.
SUNDAY
SUNNY. HIGHS IN THE LOWER 90S. MINIMUM RH 48 PERCENT.
NORTHEAST WINDS AROUND 5 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 70. NORTHEAST WINDS
AROUND 5 MPH.
MONDAY
PARTLY SUNNY. HIGHS IN THE LOWER 90S. MINIMUM RH
48 PERCENT. EAST WINDS AROUND 5 MPH.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 70S. SOUTHEAST
WINDS AROUND 5 MPH.
TUESDAY
SUNNY. HIGHS IN THE MID 90S. MINIMUM RH 47 PERCENT.
SOUTH WINDS AROUND 5 MPH.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 70S. SOUTH WINDS
AROUND 5 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE MID 90S. MINIMUM RH
50 PERCENT. SOUTHWEST WINDS AROUND 5 MPH.
WEDNESDAY NIGHT
A CHANCE OF SHOWERS. MOSTLY CLEAR. LOWS IN THE
LOWER 70S. NORTHEAST WINDS AROUND 5 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 90S. MINIMUM RH
51 PERCENT. NORTHWEST WINDS AROUND 5 MPH.
TNZ001>004-019>022-210900-
BENTON TN-CARROLL-DYER-GIBSON-HENRY-LAKE-OBION-WEAKLEY-
330 PM CDT THU AUG 20 2026
TONIGHT FRI FRI NIGHT SAT
CLOUD COVER MCLEAR MCLEAR MCLEAR MCLEAR
CHANCE OF THUNDER (%) 0 0 0 0
PRECIP CHANCE (%) 10
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) 68 (-1) 89 (0) 66 91
RH % (24H TREND) 100 (+3) 51 (-9) 100 49
AM WIND 20FT (MPH) LGT/VAR LGT/VAR
PM WIND 20FT (MPH) LGT/VAR N 4 LGT/VAR NW 4
MIXING HGT(M-AGL) 1300 1300
MIXING HGT(FT-AGL) 4300 4400
MIXING HGT(M-MSL) 1400 1500
MIXING HGT(FT-MSL) 4700 4800
TRANSPORT WND (M/S) N 4 NW 4
TRANSPORT WND (MPH) N 8 NW 9
VENT INDEX (M2/S) 5600 6000
CATEGORY DAY 3 3
500M MIX HGT TEMP (F) 80 85
500M TSPT WIND (M/S) N 3 W 4
500M TSPT WIND (MPH) N 7 W 10
DISPERSION INDEX 6 19 3 25
STABILITY CLASS F B F B
STAGNATION INDEX 3 3 3 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 60S. NORTH
WINDS AROUND 5 MPH.
SUNDAY
SUNNY. HIGHS IN THE UPPER 80S. MINIMUM RH 49 PERCENT.
NORTHEAST WINDS AROUND 5 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 60S. NORTHEAST
WINDS AROUND 5 MPH.
MONDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 80S. MINIMUM RH
48 PERCENT. EAST WINDS AROUND 5 MPH.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 60S. EAST WINDS
AROUND 5 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS AROUND 90. MINIMUM RH 48 PERCENT.
SOUTH WINDS AROUND 5 MPH.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 60S. SOUTHEAST
WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 90S. MINIMUM RH
52 PERCENT. SOUTHWEST WINDS AROUND 5 MPH.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 60S. NORTHWEST
WINDS AROUND 5 MPH.
THURSDAY
SUNNY. HIGHS IN THE LOWER 90S. MINIMUM RH 52 PERCENT.
NORTHWEST WINDS AROUND 5 MPH.
TNZ048>055-088>091-210900-
CHESTER-CROCKETT-DECATUR-FAYETTE-HARDEMAN-HAYWOOD-HENDERSON-
LAUDERDALE-MADISON-MCNAIRY-SHELBY-TIPTON-
330 PM CDT THU AUG 20 2026
TONIGHT FRI FRI NIGHT SAT
CLOUD COVER MCLEAR MCLEAR MCLEAR MCLEAR
CHANCE OF THUNDER (%) 0 0 0 0
PRECIP CHANCE (%) 10 10
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) 69 (-5) 92 (-2) 66 94
RH % (24H TREND) 100 (+12) 50 (-2) 100 46
AM WIND 20FT (MPH) LGT/VAR LGT/VAR
PM WIND 20FT (MPH) LGT/VAR N 4 LGT/VAR LGT/VAR
MIXING HGT(M-AGL) 1500 1600
MIXING HGT(FT-AGL) 4800 5400
MIXING HGT(M-MSL) 1600 1800
MIXING HGT(FT-MSL) 5200 5800
TRANSPORT WND (M/S) N 4 N 4
TRANSPORT WND (MPH) N 8 N 9
VENT INDEX (M2/S) 6400 7200
CATEGORY DAY 3 3
500M MIX HGT TEMP (F) 82 85
500M TSPT WIND (M/S) N 4 NW 4
500M TSPT WIND (MPH) N 9 NW 9
DISPERSION INDEX 7 22 4 24
STABILITY CLASS F B F B
STAGNATION INDEX 3 3 3 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY NIGHT
A CHANCE OF SHOWERS. PARTLY CLOUDY. LOWS IN THE
UPPER 60S. NORTH WINDS AROUND 5 MPH.
SUNDAY
SUNNY. HIGHS AROUND 90. MINIMUM RH 48 PERCENT.
NORTHEAST WINDS AROUND 5 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 60S. NORTHEAST
WINDS 5 TO 10 MPH.
MONDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 80S. MINIMUM RH
48 PERCENT. NORTHEAST WINDS AROUND 5 MPH.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 60S. EAST WINDS
AROUND 5 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 90S. MINIMUM RH
49 PERCENT. SOUTHWEST WINDS AROUND 5 MPH.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 70. SOUTH WINDS AROUND
5 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 90S. MINIMUM RH
52 PERCENT. SOUTHWEST WINDS AROUND 5 MPH.
WEDNESDAY NIGHT
A CHANCE OF SHOWERS. MOSTLY CLEAR. LOWS AROUND
70. WEST WINDS AROUND 5 MPH.
THURSDAY
SUNNY. HIGHS IN THE LOWER 90S. MINIMUM RH 53 PERCENT.
NORTHWEST WINDS AROUND 5 MPH.
MSZ001-007-008-010>012-020-021-210900-
COAHOMA-DESOTO-PANOLA-QUITMAN-TALLAHATCHIE-TATE-TUNICA-YALOBUSHA-
330 PM CDT THU AUG 20 2026
TONIGHT FRI FRI NIGHT SAT
CLOUD COVER PCLDY MCLEAR MCLEAR MCLEAR
CHANCE OF THUNDER (%) 20 0 0 0
PRECIP CHANCE (%) 30 10
PRECIP TYPE TSTMS NONE NONE NONE
PRECIP AMOUNT 0.02 0.00 0.00 0.00
PRECIP DURATION (HRS) 1
PRECIP BEGIN 6 PM
PRECIP END 12 AM
TEMP (24H TREND) 71 (-5) 96 (-2) 69 97
RH % (24H TREND) 100 (+11) 44 (0) 99 40
AM WIND 20FT (MPH) LGT/VAR LGT/VAR
PM WIND 20FT (MPH) LGT/VAR N 4 LGT/VAR LGT/VAR
MIXING HGT(M-AGL) 1600 1900
MIXING HGT(FT-AGL) 5200 6300
MIXING HGT(M-MSL) 1700 2000
MIXING HGT(FT-MSL) 5400 6500
TRANSPORT WND (M/S) N 4 N 4
TRANSPORT WND (MPH) N 9 N 9
VENT INDEX (M2/S) 6800 8000
CATEGORY DAY 3 4
500M MIX HGT TEMP (F) 87 89
500M TSPT WIND (M/S) N 3 N 3
500M TSPT WIND (MPH) N 7 N 6
DISPERSION INDEX 6 22 7 24
STABILITY CLASS F B F A
STAGNATION INDEX 3 3 3 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 70S. NORTHEAST
WINDS AROUND 5 MPH.
SUNDAY
SUNNY. HIGHS IN THE MID 90S. MINIMUM RH 46 PERCENT.
NORTHEAST WINDS AROUND 5 MPH.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 70. NORTHEAST WINDS
AROUND 5 MPH.
MONDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 90S. MINIMUM RH
47 PERCENT. EAST WINDS AROUND 5 MPH.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 70S. SOUTHEAST
WINDS AROUND 5 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE MID 90S. MINIMUM RH
46 PERCENT. SOUTHWEST WINDS AROUND 5 MPH.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 70S. SOUTH WINDS
AROUND 5 MPH.
WEDNESDAY
SUNNY. HIGHS IN THE MID 90S. MINIMUM RH 49 PERCENT.
SOUTHWEST WINDS AROUND 5 MPH.
WEDNESDAY NIGHT
A CHANCE OF SHOWERS. MOSTLY CLEAR. LOWS IN THE
LOWER 70S. EAST WINDS AROUND 5 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE MID 90S. MINIMUM RH
52 PERCENT. WEST WINDS AROUND 5 MPH.
MSZ002>006-009-013>017-022>024-210900-
ALCORN-BENTON MS-CALHOUN-CHICKASAW-ITAWAMBA-LAFAYETTE-LEE MS-
MARSHALL-MONROE-PONTOTOC-PRENTISS-TIPPAH-TISHOMINGO-UNION-
330 PM CDT THU AUG 20 2026
TONIGHT FRI FRI NIGHT SAT
CLOUD COVER PCLDY MCLEAR MCLEAR MCLEAR
CHANCE OF THUNDER (%) 40 0 0 0
PRECIP CHANCE (%) 40 10
PRECIP TYPE TSTMS NONE NONE NONE
PRECIP AMOUNT 0.08 0.00 0.00 0.00
PRECIP DURATION (HRS) 1
PRECIP BEGIN 6 PM
PRECIP END 3 AM
TEMP (24H TREND) 71 (-4) 95 (-3) 68 97
RH % (24H TREND) 100 (+9) 43 (-2) 100 36
AM WIND 20FT (MPH) LGT/VAR LGT/VAR
PM WIND 20FT (MPH) LGT/VAR N 4 LGT/VAR LGT/VAR
MIXING HGT(M-AGL) 1600 2000
MIXING HGT(FT-AGL) 5300 6600
MIXING HGT(M-MSL) 1700 2100
MIXING HGT(FT-MSL) 5700 7000
TRANSPORT WND (M/S) NW 4 N 4
TRANSPORT WND (MPH) NW 9 N 9
VENT INDEX (M2/S) 6800 8400
CATEGORY DAY 3 4
500M MIX HGT TEMP (F) 84 87
500M TSPT WIND (M/S) NW 3 NW 3
500M TSPT WIND (MPH) NW 6 NW 6
DISPERSION INDEX 6 22 6 25
STABILITY CLASS F B F A
STAGNATION INDEX 3 3 3 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 70S. NORTHEAST
WINDS AROUND 5 MPH.
SUNDAY
SUNNY. HIGHS IN THE LOWER 90S. MINIMUM RH 45 PERCENT.
NORTH WINDS AROUND 5 MPH.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 60S. NORTHEAST
WINDS AROUND 5 MPH.
MONDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 90S. MINIMUM RH
45 PERCENT. NORTHEAST WINDS AROUND 5 MPH.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 60S. EAST WINDS
AROUND 5 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 90S. MINIMUM RH
46 PERCENT. SOUTH WINDS AROUND 5 MPH.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 70S. SOUTH WINDS
AROUND 5 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE MID 90S. MINIMUM RH
49 PERCENT. SOUTHWEST WINDS AROUND 5 MPH.
WEDNESDAY NIGHT
A CHANCE OF SHOWERS. MOSTLY CLEAR. LOWS IN THE
LOWER 70S. SOUTH WINDS AROUND 5 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 90S. MINIMUM RH
52 PERCENT. WEST WINDS AROUND 5 MPH.
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