453
FNUS54 KMEG 262031
FWFMEG
FIRE WEATHER PLANNING FORECAST FOR THE MIDSOUTH
NATIONAL WEATHER SERVICE MEMPHIS TN
330 PM CDT WED AUG 26 2026
DISCUSSION
NO MAJOR FIRE DANGER CONCERNS THROUGH AT LEAST FRIDAY AS MINIMUM
RELATIVE HUMIDITY VALUES ARE EXPECTED TO REMAIN ABOVE 40%.
SCATTERED THUNDERSTORMS WILL REMAIN IN THE FORECAST FOR TODAY
ACROSS THE MID-SOUTH AND ACROSS PORTIONS OF NORTH MISSISSIPPI
TOMORROW. WITH LINGERING SHOWERS TONIGHT, THERE IS A POTENTIAL
FOR EARLY MORNING FOG ACROSS THE ENTIRE MID-SOUTH INTO THURSDAY
MORNING. INTO THE UPCOMING WEEKEND, MINIMUM RELATIVE HUMIDITY
LEVELS COULD FALL INTO THE 30% TO 40% RANGE WITH DRY CONDITIONS
PERSISTING.
ARZ009-018-026>028-MOZ113-115-270900-
CLAY-CRAIGHEAD-DUNKLIN-GREENE-MISSISSIPPI-PEMISCOT-POINSETT-
330 PM CDT WED AUG 26 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLEAR PCLDY MCLEAR
CHANCE OF THUNDER (%) 20 0 0 0
PRECIP CHANCE (%) 20 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 12 AM
TEMP (24H TREND) 71 (-3) 93 (+3) 67 91
RH % (24H TREND) 100 (+8) 46 (-17) 99 41
AM WIND 20FT (MPH) LGT/VAR LGT/VAR
PM WIND 20FT (MPH) LGT/VAR N 5 NE 4 NE 6
MIXING HGT(M-AGL) 1700 2100
MIXING HGT(FT-AGL) 5700 7000
MIXING HGT(M-MSL) 1800 2200
MIXING HGT(FT-MSL) 5900 7300
TRANSPORT WND (M/S) N 4 NE 5
TRANSPORT WND (MPH) N 8 NE 10
VENT INDEX (M2/S) 7200 11000
CATEGORY DAY 3 4
500M MIX HGT TEMP (F) 86 80
500M TSPT WIND (M/S) NE 5 NE 6
500M TSPT WIND (MPH) NE 11 NE 13
DISPERSION INDEX 5 19 9 28
STABILITY CLASS F B F B
STAGNATION INDEX 3 3 3 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY NIGHT
CLEAR. LOWS IN THE MID 60S. NORTHEAST WINDS 5 TO
10 MPH.
SATURDAY
SUNNY. HIGHS IN THE LOWER 90S. MINIMUM RH 36 PERCENT.
EAST WINDS AROUND 5 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 60S. SOUTHEAST
WINDS AROUND 5 MPH.
SUNDAY
SUNNY. HIGHS IN THE MID 90S. MINIMUM RH 36 PERCENT.
SOUTH WINDS AROUND 5 MPH.
SUNDAY NIGHT
CLEAR. LOWS IN THE LOWER 70S. SOUTH WINDS AROUND
5 MPH.
MONDAY
SUNNY. HIGHS IN THE MID 90S. MINIMUM RH 43 PERCENT.
SOUTH WINDS 5 TO 10 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S. SOUTH WINDS
5 TO 10 MPH.
TUESDAY
SUNNY. HIGHS IN THE UPPER 90S. MINIMUM RH 45 PERCENT.
SOUTHWEST WINDS AROUND 5 MPH.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S. SOUTH WINDS
AROUND 5 MPH.
WEDNESDAY
SUNNY. HIGHS IN THE UPPER 90S. MINIMUM RH
44 PERCENT. SOUTHWEST WINDS AROUND 5 MPH.
ARZ035-036-048-049-058-270900-
CRITTENDEN-CROSS-LEE AR-PHILLIPS-ST. FRANCIS-
330 PM CDT WED AUG 26 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLEAR PCLDY MCLEAR
CHANCE OF THUNDER (%) 20 0 0 0
PRECIP CHANCE (%) 30 10 10 10
PRECIP TYPE TSTMS NONE NONE NONE
PRECIP AMOUNT 0.12 0.00 0.00 0.00
PRECIP DURATION (HRS) 1
PRECIP BEGIN 6 PM
PRECIP END 1 AM
TEMP (24H TREND) 72 (-5) 95 (+3) 70 93
RH % (24H TREND) 100 (+6) 46 (-11) 97 38
AM WIND 20FT (MPH) LGT/VAR LGT/VAR
PM WIND 20FT (MPH) LGT/VAR LGT/VAR LGT/VAR NE 4
MIXING HGT(M-AGL) 1500 2100
MIXING HGT(FT-AGL) 4800 7000
MIXING HGT(M-MSL) 1500 2200
MIXING HGT(FT-MSL) 5000 7200
TRANSPORT WND (M/S) N 3 NE 5
TRANSPORT WND (MPH) N 7 NE 10
VENT INDEX (M2/S) 4500 11000
CATEGORY DAY 3 4
500M MIX HGT TEMP (F) 89 82
500M TSPT WIND (M/S) NE 5 NE 6
500M TSPT WIND (MPH) NE 11 NE 14
DISPERSION INDEX 6 15 8 28
STABILITY CLASS F A F B
STAGNATION INDEX 3 3 3 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 60S. NORTHEAST
WINDS AROUND 5 MPH.
SATURDAY
SUNNY. HIGHS IN THE MID 90S. MINIMUM RH 34 PERCENT.
EAST WINDS AROUND 5 MPH.
SATURDAY NIGHT
CLEAR. LOWS IN THE UPPER 60S. EAST WINDS AROUND
5 MPH.
SUNDAY
SUNNY. HIGHS IN THE MID 90S. MINIMUM RH 39 PERCENT.
SOUTH WINDS AROUND 5 MPH.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 70S. SOUTH WINDS
AROUND 5 MPH.
MONDAY
SUNNY. HIGHS IN THE MID 90S. MINIMUM RH 47 PERCENT.
SOUTH WINDS AROUND 5 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S. SOUTH WINDS
AROUND 5 MPH.
TUESDAY
SUNNY. HIGHS IN THE MID 90S. MINIMUM RH 48 PERCENT.
SOUTH WINDS AROUND 5 MPH.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S. SOUTH WINDS
AROUND 5 MPH.
WEDNESDAY
SUNNY. HIGHS IN THE UPPER 90S. MINIMUM RH
47 PERCENT. SOUTH WINDS AROUND 5 MPH.
TNZ001>004-019>022-270900-
BENTON TN-CARROLL-DYER-GIBSON-HENRY-LAKE-OBION-WEAKLEY-
330 PM CDT WED AUG 26 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLEAR MCLEAR MCLEAR
CHANCE OF THUNDER (%) 0 0 0 0
PRECIP CHANCE (%) 20
PRECIP TYPE SHOWERS NONE NONE NONE
PRECIP AMOUNT 0.03 0.00 0.00 0.00
PRECIP DURATION (HRS) 1
PRECIP BEGIN 6 PM
PRECIP END 12 AM
TEMP (24H TREND) 69 (-2) 92 (+2) 65 90
RH % (24H TREND) 100 (+10) 51 (-12) 100 44
AM WIND 20FT (MPH) LGT/VAR LGT/VAR
PM WIND 20FT (MPH) LGT/VAR N 4 LGT/VAR N 5
MIXING HGT(M-AGL) 1500 1900
MIXING HGT(FT-AGL) 5000 6400
MIXING HGT(M-MSL) 1700 2100
MIXING HGT(FT-MSL) 5400 6800
TRANSPORT WND (M/S) N 4 N 5
TRANSPORT WND (MPH) N 8 N 12
VENT INDEX (M2/S) 6800 10500
CATEGORY DAY 3 4
500M MIX HGT TEMP (F) 85 79
500M TSPT WIND (M/S) N 4 NE 5
500M TSPT WIND (MPH) N 8 NE 11
DISPERSION INDEX 3 17 8 31
STABILITY CLASS F B F B
STAGNATION INDEX 3 3 3 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY NIGHT
CLEAR. LOWS IN THE LOWER 60S. NORTHEAST WINDS
AROUND 5 MPH.
SATURDAY
SUNNY. HIGHS IN THE LOWER 90S. MINIMUM RH 39 PERCENT.
EAST WINDS AROUND 5 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. EAST WINDS
AROUND 5 MPH.
SUNDAY
SUNNY. HIGHS IN THE MID 90S. MINIMUM RH 39 PERCENT.
SOUTH WINDS AROUND 5 MPH.
SUNDAY NIGHT
CLEAR. LOWS AROUND 70. SOUTH WINDS AROUND 5 MPH.
MONDAY
SUNNY. HIGHS IN THE MID 90S. MINIMUM RH 45 PERCENT.
SOUTH WINDS AROUND 5 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 70S. SOUTH WINDS
AROUND 5 MPH.
TUESDAY
SUNNY. HIGHS IN THE MID 90S. MINIMUM RH 47 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 UPPER 90S. MINIMUM RH
46 PERCENT. SOUTHWEST WINDS AROUND 5 MPH.
TNZ048>055-088>091-270900-
CHESTER-CROCKETT-DECATUR-FAYETTE-HARDEMAN-HAYWOOD-HENDERSON-
LAUDERDALE-MADISON-MCNAIRY-SHELBY-TIPTON-
330 PM CDT WED AUG 26 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLEAR PCLDY MCLEAR
CHANCE OF THUNDER (%) 20 0 0 0
PRECIP CHANCE (%) 20 10 10
PRECIP TYPE TSTMS NONE NONE NONE
PRECIP AMOUNT 0.06 0.00 0.00 0.00
PRECIP DURATION (HRS) 1
PRECIP BEGIN 6 PM
PRECIP END 2 AM
TEMP (24H TREND) 69 (-4) 93 (+3) 66 90
RH % (24H TREND) 100 (+9) 50 (-14) 100 42
AM WIND 20FT (MPH) LGT/VAR LGT/VAR
PM WIND 20FT (MPH) LGT/VAR N 4 LGT/VAR N 6
MIXING HGT(M-AGL) 1400 2000
MIXING HGT(FT-AGL) 4700 6700
MIXING HGT(M-MSL) 1600 2200
MIXING HGT(FT-MSL) 5100 7100
TRANSPORT WND (M/S) N 3 N 5
TRANSPORT WND (MPH) N 7 N 12
VENT INDEX (M2/S) 4800 11000
CATEGORY DAY 3 4
500M MIX HGT TEMP (F) 87 81
500M TSPT WIND (M/S) N 3 NE 5
500M TSPT WIND (MPH) N 7 NE 12
DISPERSION INDEX 3 13 8 31
STABILITY CLASS F B F B
STAGNATION INDEX 3 3 3 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY NIGHT
CLEAR. LOWS IN THE MID 60S. NORTHEAST WINDS 5 TO
10 MPH.
SATURDAY
SUNNY. HIGHS IN THE LOWER 90S. MINIMUM RH 36 PERCENT.
NORTHEAST WINDS AROUND 5 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 60S. EAST WINDS
AROUND 5 MPH.
SUNDAY
SUNNY. HIGHS IN THE MID 90S. MINIMUM RH 39 PERCENT.
SOUTH WINDS AROUND 5 MPH.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 70S. SOUTH WINDS
AROUND 5 MPH.
MONDAY
SUNNY. HIGHS IN THE MID 90S. MINIMUM RH 47 PERCENT.
SOUTH WINDS AROUND 5 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 70S. SOUTH WINDS
AROUND 5 MPH.
TUESDAY
SUNNY. HIGHS IN THE MID 90S. MINIMUM RH 48 PERCENT.
SOUTH WINDS AROUND 5 MPH.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 70S. SOUTH WINDS
AROUND 5 MPH.
WEDNESDAY
SUNNY. HIGHS IN THE UPPER 90S. MINIMUM RH
47 PERCENT. SOUTHWEST WINDS AROUND 5 MPH.
MSZ001-007-008-010>012-020-021-270900-
COAHOMA-DESOTO-PANOLA-QUITMAN-TALLAHATCHIE-TATE-TUNICA-YALOBUSHA-
330 PM CDT WED AUG 26 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY PCLDY PCLDY MCLEAR
CHANCE OF THUNDER (%) 20 0 0 0
PRECIP CHANCE (%) 30 10 10 10
PRECIP TYPE TSTMS NONE NONE NONE
PRECIP AMOUNT 0.11 0.00 0.00 0.00
PRECIP DURATION (HRS) 2
PRECIP BEGIN 6 PM
PRECIP END 6 AM
TEMP (24H TREND) 70 (-6) 95 (+2) 69 94
RH % (24H TREND) 100 (+5) 50 (-7) 100 41
AM WIND 20FT (MPH) LGT/VAR LGT/VAR
PM WIND 20FT (MPH) LGT/VAR LGT/VAR LGT/VAR NE 5
MIXING HGT(M-AGL) 1400 2100
MIXING HGT(FT-AGL) 4500 7000
MIXING HGT(M-MSL) 1400 2200
MIXING HGT(FT-MSL) 4700 7200
TRANSPORT WND (M/S) N 3 N 5
TRANSPORT WND (MPH) N 7 N 10
VENT INDEX (M2/S) 4200 11000
CATEGORY DAY 3 4
500M MIX HGT TEMP (F) 89 84
500M TSPT WIND (M/S) N 3 NE 5
500M TSPT WIND (MPH) N 7 NE 12
DISPERSION INDEX 7 15 6 28
STABILITY CLASS E B F B
STAGNATION INDEX 3 3 3 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. NORTHEAST
WINDS 5 TO 10 MPH.
SATURDAY
SUNNY. HIGHS IN THE MID 90S. MINIMUM RH 38 PERCENT.
EAST WINDS AROUND 5 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 60S. EAST WINDS
AROUND 5 MPH.
SUNDAY
SUNNY. HIGHS IN THE MID 90S. MINIMUM RH 46 PERCENT.
SOUTH WINDS AROUND 5 MPH.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 70S. SOUTH WINDS
AROUND 5 MPH.
MONDAY
SUNNY. HIGHS IN THE MID 90S. MINIMUM RH 52 PERCENT.
SOUTH WINDS AROUND 5 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 70S. SOUTH WINDS
AROUND 5 MPH.
TUESDAY
SUNNY. HIGHS IN THE MID 90S. MINIMUM RH 52 PERCENT.
SOUTH 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 50 PERCENT.
SOUTH WINDS AROUND 5 MPH.
MSZ002>006-009-013>017-022>024-270900-
ALCORN-BENTON MS-CALHOUN-CHICKASAW-ITAWAMBA-LAFAYETTE-LEE MS-
MARSHALL-MONROE-PONTOTOC-PRENTISS-TIPPAH-TISHOMINGO-UNION-
330 PM CDT WED AUG 26 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY PCLDY PCLDY MCLEAR
CHANCE OF THUNDER (%) 40 0 0 0
PRECIP CHANCE (%) 40 20 20
PRECIP TYPE TSTMS SHOWERS SHOWERS NONE
PRECIP AMOUNT 0.19 0.04 0.01 0.00
PRECIP DURATION (HRS) 2 1 1
PRECIP BEGIN 6 PM CONTINUING 8 PM
PRECIP END CONTINUING 12 PM 1 AM
TEMP (24H TREND) 70 (-3) 93 (+2) 69 93
RH % (24H TREND) 100 (+5) 51 (-6) 100 40
AM WIND 20FT (MPH) LGT/VAR LGT/VAR
PM WIND 20FT (MPH) LGT/VAR LGT/VAR LGT/VAR N 5
MIXING HGT(M-AGL) 1300 2100
MIXING HGT(FT-AGL) 4400 6800
MIXING HGT(M-MSL) 1500 2200
MIXING HGT(FT-MSL) 4800 7200
TRANSPORT WND (M/S) NW 3 N 5
TRANSPORT WND (MPH) NW 6 N 10
VENT INDEX (M2/S) 4500 11000
CATEGORY DAY 3 4
500M MIX HGT TEMP (F) 87 83
500M TSPT WIND (M/S) NE 2 NE 4
500M TSPT WIND (MPH) NE 5 NE 10
DISPERSION INDEX 4 12 6 26
STABILITY CLASS E B F B
STAGNATION INDEX 3 3 3 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. NORTHEAST
WINDS 5 TO 10 MPH.
SATURDAY
SUNNY. HIGHS IN THE MID 90S. MINIMUM RH 38 PERCENT.
NORTHEAST WINDS AROUND 5 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 60S. EAST WINDS
AROUND 5 MPH.
SUNDAY
SUNNY. HIGHS IN THE MID 90S. MINIMUM RH 47 PERCENT.
SOUTHEAST WINDS AROUND 5 MPH.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 70S. SOUTH WINDS
AROUND 5 MPH.
MONDAY
SUNNY. HIGHS IN THE MID 90S. MINIMUM RH 51 PERCENT.
SOUTH WINDS AROUND 5 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 70S. SOUTH WINDS
AROUND 5 MPH.
TUESDAY
SUNNY. HIGHS IN THE MID 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
SUNNY. HIGHS IN THE MID 90S. MINIMUM RH 49 PERCENT.
SOUTH WINDS AROUND 5 MPH.
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