328
FNUS54 KMEG 092031
FWFMEG
FIRE WEATHER PLANNING FORECAST FOR THE MIDSOUTH
NATIONAL WEATHER SERVICE MEMPHIS TN
330 PM CDT WED SEP 9 2026
DISCUSSION
HOT AND DRY CONDITIONS CONTINUE ACROSS THE MID-SOUTH TODAY WITH
MINIMUM RELATIVE HUMIDITY VALUES EXPECTED TO RANGE BETWEEN 35 AND
40 PERCENT THROUGH THIS EVENING WITH LIGHT, SOUTHERLY 20 FOOT
WINDS. SOME AREAS ACROSS NORTHERN MISSISSIPPI COULD SEE RELATIVE
HUMIDITY VALUES DROP CLOSE TO 30 PERCENT. A COLD FRONT IS
FORECAST TO PASS THROUGH THE REGION THURSDAY DOWN TO AROUND THE
TN/MS STATE LINE, BRINGING INCREASING WETTING RAIN CHANCES,
HIGHER MINIMUM RELATIVE HUMIDITY VALUES, AND A NORTHERLY WIND
SHIFT. ELEVATED WETTING RAIN CHANCES WILL CONTINUE THROUGH
THURSDAY AND SATURDAY, WHICH WILL KEEP MINIMUM RELATIVE HUMIDITY
VALUES ABOVE 40 PERCENT.
ARZ009-018-026>028-MOZ113-115-100900-
CLAY-CRAIGHEAD-DUNKLIN-GREENE-MISSISSIPPI-PEMISCOT-POINSETT-
330 PM CDT WED SEP 9 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR MCLEAR PCLDY MCLDY
CHANCE OF THUNDER (%) 20 20 50 20
PRECIP CHANCE (%) 20 40 50 50
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
PRECIP AMOUNT 0.02 0.04 0.13 0.05
PRECIP DURATION (HRS) 1 2 2 2
PRECIP BEGIN 6 PM 7 AM CONTINUING CONTINUING
PRECIP END 11 PM CONTINUING CONTINUING CONTINUING
TEMP (24H TREND) 75 (-1) 97 (-3) 70 90
RH % (24H TREND) 87 (0) 47 (+3) 100 62
AM WIND 20FT (MPH) SW 6 LGT/VAR
PM WIND 20FT (MPH) S 5 W 5 N 4 LGT/VAR
MIXING HGT(M-AGL) 1800 1100
MIXING HGT(FT-AGL) 5800 3500
MIXING HGT(M-MSL) 1900 1100
MIXING HGT(FT-MSL) 6100 3800
TRANSPORT WND (M/S) W 5 NW 3
TRANSPORT WND (MPH) W 12 NW 7
VENT INDEX (M2/S) 9500 3300
CATEGORY DAY 4 2
500M MIX HGT TEMP (F) 89 82
500M TSPT WIND (M/S) W 6 NE 2
500M TSPT WIND (MPH) W 14 NE 4
DISPERSION INDEX 12 34 9 17
STABILITY CLASS F B E B
STAGNATION INDEX 3 3 3 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 70. SOUTHEAST WINDS
AROUND 5 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 90S. MINIMUM RH
55 PERCENT. SOUTHWEST WINDS AROUND 5 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 70S. SOUTH
WINDS AROUND 5 MPH.
SUNDAY
SUNNY. HIGHS IN THE MID 90S. MINIMUM RH 51 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 49 PERCENT.
SOUTH WINDS 5 TO 10 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 70S. SOUTH WINDS
5 TO 10 MPH.
TUESDAY
SUNNY. HIGHS IN THE MID 90S. MINIMUM RH 48 PERCENT.
SOUTHWEST WINDS AROUND 5 MPH.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 70S. EAST WINDS
AROUND 5 MPH.
WEDNESDAY
SUNNY. HIGHS IN THE MID 90S. MINIMUM RH 50 PERCENT.
SOUTHEAST WINDS AROUND 5 MPH.
ARZ035-036-048-049-058-100900-
CRITTENDEN-CROSS-LEE AR-PHILLIPS-ST. FRANCIS-
330 PM CDT WED SEP 9 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR MCLEAR PCLDY PCLDY
CHANCE OF THUNDER (%) 0 0 20 50
PRECIP CHANCE (%) 20 40 50
PRECIP TYPE NONE SHOWERS TSTMS TSTMS
PRECIP AMOUNT 0.00 0.02 0.01 0.05
PRECIP DURATION (HRS) 1 2 2
PRECIP BEGIN 1 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
TEMP (24H TREND) 75 (-1) 100 (+1) 72 95
RH % (24H TREND) 83 (-4) 38 (-5) 100 49
AM WIND 20FT (MPH) LGT/VAR LGT/VAR
PM WIND 20FT (MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
MIXING HGT(M-AGL) 2200 1600
MIXING HGT(FT-AGL) 7100 5400
MIXING HGT(M-MSL) 2200 1700
MIXING HGT(FT-MSL) 7300 5600
TRANSPORT WND (M/S) SW 4 SW 3
TRANSPORT WND (MPH) SW 9 SW 6
VENT INDEX (M2/S) 8800 5100
CATEGORY DAY 4 3
500M MIX HGT TEMP (F) 91 85
500M TSPT WIND (M/S) SW 5 E 2
500M TSPT WIND (MPH) SW 12 E 5
DISPERSION INDEX 10 30 7 16
STABILITY CLASS F B F B
STAGNATION INDEX 3 3 3 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY NIGHT
A CHANCE OF SHOWERS. PARTLY CLOUDY. LOWS IN THE
LOWER 70S. SOUTHEAST WINDS AROUND 5 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE MID 90S. MINIMUM RH
51 PERCENT. SOUTHWEST WINDS AROUND 5 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 70S. SOUTH
WINDS AROUND 5 MPH.
SUNDAY
SUNNY. HIGHS IN THE MID 90S. MINIMUM RH 48 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 UPPER 90S. MINIMUM RH 46 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 UPPER 90S. MINIMUM RH 45 PERCENT.
SOUTHWEST WINDS AROUND 5 MPH.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S. SOUTHEAST
WINDS AROUND 5 MPH.
WEDNESDAY
SUNNY. HIGHS IN THE UPPER 90S. MINIMUM RH
47 PERCENT. SOUTHEAST WINDS AROUND 5 MPH.
TNZ001>004-019>022-100900-
BENTON TN-CARROLL-DYER-GIBSON-HENRY-LAKE-OBION-WEAKLEY-
330 PM CDT WED SEP 9 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY PCLDY PCLDY PCLDY
CHANCE OF THUNDER (%) 20 40 50 20
PRECIP CHANCE (%) 20 40 60 60
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
PRECIP AMOUNT 0.03 0.04 0.09 0.12
PRECIP DURATION (HRS) 1 2 3 5
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING
TEMP (24H TREND) 73 (-3) 95 (-2) 69 90
RH % (24H TREND) 89 (+2) 51 (+2) 100 62
AM WIND 20FT (MPH) SW 5 LGT/VAR
PM WIND 20FT (MPH) S 4 W 5 LGT/VAR LGT/VAR
MIXING HGT(M-AGL) 1300 1100
MIXING HGT(FT-AGL) 4300 3600
MIXING HGT(M-MSL) 1400 1200
MIXING HGT(FT-MSL) 4700 4000
TRANSPORT WND (M/S) W 5 SW 3
TRANSPORT WND (MPH) W 12 SW 7
VENT INDEX (M2/S) 7000 3600
CATEGORY DAY 3 2
500M MIX HGT TEMP (F) 88 82
500M TSPT WIND (M/S) W 7 SE 2
500M TSPT WIND (MPH) W 16 SE 4
DISPERSION INDEX 10 36 6 19
STABILITY CLASS F B E B
STAGNATION INDEX 3 3 3 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY NIGHT
A CHANCE OF SHOWERS. MOSTLY CLOUDY. LOWS IN THE
UPPER 60S. SOUTHEAST WINDS AROUND 5 MPH.
SATURDAY
A CHANCE OF SHOWERS AND THUNDERSTORMS. MOSTLY SUNNY.
HIGHS IN THE LOWER 90S. MINIMUM RH 59 PERCENT. SOUTHWEST WINDS
AROUND 5 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 60S. SOUTH
WINDS AROUND 5 MPH.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 90S. MINIMUM RH
53 PERCENT. SOUTHWEST WINDS AROUND 5 MPH.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 70S. SOUTHEAST
WINDS AROUND 5 MPH.
MONDAY
SUNNY. HIGHS IN THE MID 90S. MINIMUM RH 51 PERCENT.
SOUTH WINDS 5 TO 10 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.
SOUTHWEST WINDS AROUND 5 MPH.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 70S. SOUTHEAST
WINDS AROUND 5 MPH.
WEDNESDAY
SUNNY. HIGHS IN THE MID 90S. MINIMUM RH 52 PERCENT.
SOUTHEAST WINDS AROUND 5 MPH.
TNZ048>055-088>091-100900-
CHESTER-CROCKETT-DECATUR-FAYETTE-HARDEMAN-HAYWOOD-HENDERSON-
LAUDERDALE-MADISON-MCNAIRY-SHELBY-TIPTON-
330 PM CDT WED SEP 9 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR MCLEAR PCLDY PCLDY
CHANCE OF THUNDER (%) 0 0 20 20
PRECIP CHANCE (%) 10 20 30 60
PRECIP TYPE NONE SHOWERS TSTMS TSTMS
PRECIP AMOUNT 0.00 0.01 0.01 0.04
PRECIP DURATION (HRS) 1 1 4
PRECIP BEGIN 1 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
TEMP (24H TREND) 72 (-4) 98 (+1) 70 94
RH % (24H TREND) 85 (-3) 43 (-4) 100 53
AM WIND 20FT (MPH) SW 4 LGT/VAR
PM WIND 20FT (MPH) LGT/VAR SW 4 LGT/VAR LGT/VAR
MIXING HGT(M-AGL) 1800 1300
MIXING HGT(FT-AGL) 5900 4300
MIXING HGT(M-MSL) 1900 1400
MIXING HGT(FT-MSL) 6300 4700
TRANSPORT WND (M/S) W 5 SW 3
TRANSPORT WND (MPH) W 10 SW 7
VENT INDEX (M2/S) 9500 4200
CATEGORY DAY 4 3
500M MIX HGT TEMP (F) 89 85
500M TSPT WIND (M/S) SW 7 S 2
500M TSPT WIND (MPH) SW 15 S 5
DISPERSION INDEX 10 35 5 19
STABILITY CLASS F B F B
STAGNATION INDEX 3 3 3 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY NIGHT
A CHANCE OF SHOWERS. PARTLY CLOUDY. LOWS AROUND
70. SOUTHEAST WINDS AROUND 5 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 90S. MINIMUM RH
56 PERCENT. SOUTHWEST WINDS AROUND 5 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 70. SOUTH WINDS
AROUND 5 MPH.
SUNDAY
SUNNY. HIGHS IN THE MID 90S. MINIMUM RH 50 PERCENT.
SOUTH WINDS AROUND 5 MPH.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 70S. SOUTHEAST
WINDS AROUND 5 MPH.
MONDAY
SUNNY. HIGHS IN THE MID 90S. MINIMUM RH 49 PERCENT.
SOUTH WINDS 5 TO 10 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 70S. SOUTH WINDS
AROUND 5 MPH.
TUESDAY
SUNNY. HIGHS IN THE MID 90S. MINIMUM RH 49 PERCENT.
SOUTHWEST WINDS AROUND 5 MPH.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 70S. SOUTHEAST
WINDS AROUND 5 MPH.
WEDNESDAY
SUNNY. HIGHS IN THE MID 90S. MINIMUM RH 49 PERCENT.
SOUTHEAST WINDS AROUND 5 MPH.
MSZ001-007-008-010>012-020-021-100900-
COAHOMA-DESOTO-PANOLA-QUITMAN-TALLAHATCHIE-TATE-TUNICA-YALOBUSHA-
330 PM CDT WED SEP 9 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR MCLEAR PCLDY PCLDY
CHANCE OF THUNDER (%) 0 0 0 50
PRECIP CHANCE (%) 10 10 50
PRECIP TYPE NONE NONE NONE TSTMS
PRECIP AMOUNT 0.00 0.00 0.00 0.02
PRECIP DURATION (HRS) 1
PRECIP BEGIN 1 PM
PRECIP END CONTINUING
TEMP (24H TREND) 72 (-2) 99 (+2) 72 97
RH % (24H TREND) 86 (-6) 37 (-8) 98 46
AM WIND 20FT (MPH) LGT/VAR LGT/VAR
PM WIND 20FT (MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
MIXING HGT(M-AGL) 2200 1900
MIXING HGT(FT-AGL) 7100 6100
MIXING HGT(M-MSL) 2200 1900
MIXING HGT(FT-MSL) 7400 6400
TRANSPORT WND (M/S) SW 3 S 3
TRANSPORT WND (MPH) SW 6 S 6
VENT INDEX (M2/S) 6600 5700
CATEGORY DAY 3 3
500M MIX HGT TEMP (F) 89 87
500M TSPT WIND (M/S) SW 4 SW 2
500M TSPT WIND (MPH) SW 9 SW 5
DISPERSION INDEX 8 24 7 17
STABILITY CLASS F A F B
STAGNATION INDEX 3 3 3 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY NIGHT
A CHANCE OF SHOWERS AND THUNDERSTORMS. PARTLY
CLOUDY. LOWS IN THE LOWER 70S. SOUTHEAST WINDS AROUND 5 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE MID 90S. MINIMUM RH
52 PERCENT. SOUTH WINDS AROUND 5 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 70S. SOUTH
WINDS AROUND 5 MPH.
SUNDAY
SUNNY. HIGHS IN THE MID 90S. MINIMUM RH 49 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 UPPER 90S. MINIMUM RH 47 PERCENT.
SOUTHWEST WINDS AROUND 5 MPH.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 70S. SOUTHEAST
WINDS AROUND 5 MPH.
WEDNESDAY
SUNNY. HIGHS IN THE UPPER 90S. MINIMUM RH
47 PERCENT. SOUTHEAST WINDS AROUND 5 MPH.
MSZ002>006-009-013>017-022>024-100900-
ALCORN-BENTON MS-CALHOUN-CHICKASAW-ITAWAMBA-LAFAYETTE-LEE MS-
MARSHALL-MONROE-PONTOTOC-PRENTISS-TIPPAH-TISHOMINGO-UNION-
330 PM CDT WED SEP 9 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR MCLEAR MCLEAR PCLDY
CHANCE OF THUNDER (%) 0 0 0 50
PRECIP CHANCE (%) 50
PRECIP TYPE NONE NONE NONE TSTMS
PRECIP AMOUNT 0.00 0.00 0.00 0.08
PRECIP DURATION (HRS) 1
PRECIP BEGIN 1 PM
PRECIP END CONTINUING
TEMP (24H TREND) 70 (-3) 97 (+2) 71 95
RH % (24H TREND) 89 (-4) 36 (-10) 99 47
AM WIND 20FT (MPH) LGT/VAR LGT/VAR
PM WIND 20FT (MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
MIXING HGT(M-AGL) 2100 1600
MIXING HGT(FT-AGL) 6800 5300
MIXING HGT(M-MSL) 2200 1700
MIXING HGT(FT-MSL) 7200 5700
TRANSPORT WND (M/S) SW 3 S 4
TRANSPORT WND (MPH) SW 6 S 8
VENT INDEX (M2/S) 6600 6800
CATEGORY DAY 3 3
500M MIX HGT TEMP (F) 88 85
500M TSPT WIND (M/S) SW 4 S 5
500M TSPT WIND (MPH) SW 8 S 10
DISPERSION INDEX 7 22 6 22
STABILITY CLASS F A F B
STAGNATION INDEX 3 3 3 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY NIGHT
A CHANCE OF SHOWERS AND THUNDERSTORMS. PARTLY
CLOUDY. LOWS IN THE LOWER 70S. SOUTHEAST WINDS AROUND 5 MPH.
SATURDAY
A CHANCE OF SHOWERS AND THUNDERSTORMS. MOSTLY SUNNY.
HIGHS IN THE MID 90S. MINIMUM RH 56 PERCENT. SOUTH WINDS AROUND
5 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 70S. SOUTH
WINDS AROUND 5 MPH.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE MID 90S. MINIMUM RH
50 PERCENT. SOUTH WINDS AROUND 5 MPH.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 70S. SOUTHEAST
WINDS AROUND 5 MPH.
MONDAY
SUNNY. HIGHS IN THE MID 90S. MINIMUM RH 48 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. SOUTHEAST
WINDS AROUND 5 MPH.
WEDNESDAY
SUNNY. HIGHS IN THE MID 90S. MINIMUM RH 48 PERCENT.
EAST WINDS AROUND 5 MPH.
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