317
FNUS54 KMEG 120830
FWFMEG
FIRE WEATHER PLANNING FORECAST FOR THE MIDSOUTH
NATIONAL WEATHER SERVICE MEMPHIS TN
330 AM CDT MON OCT 12 2026
DISCUSSION
DRY AIR WILL ALLOW MINIMUM RELATIVE HUMIDITY VALUES TO DROP TO
AROUND OR BELOW 30 PERCENT MONDAY FOR MANY AREAS. LUCKILY, 20 FT
WINDS WILL REMAIN LIGHT LEADING TO MINIMAL FIRE WEATHER DANGER.
INCREASED MOISTURE BROUGHT IN BY SOUTHERLY FLOW WILL INCREASE
RELATIVE HUMIDITY VALUES TO AROUND 35-40 PERCENT. OUTSIDE OF
SCATTERED RAIN CHANCES MAINLY NORTH OF I-40 WEDNESDAY, AN OVERALL
DRY PATTERN WILL PERSIST ACROSS THE MID-SOUTH.
ARZ009-018-026>028-MOZ113-115-122100-
CLAY-CRAIGHEAD-DUNKLIN-GREENE-MISSISSIPPI-PEMISCOT-POINSETT-
330 AM CDT MON OCT 12 2026
TODAY TONIGHT TUE
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) 92 (+4) 65 (+5) 94
RH % (24H TREND) 31 (-8) 72 (-14) 39
AM WIND 20FT (MPH) SW 5 SW 6
PM WIND 20FT (MPH) SW 10 G17 SW 5 SW 9
MIXING HGT(M-AGL) 1900 1700
MIXING HGT(FT-AGL) 6200 5700
MIXING HGT(M-MSL) 2000 1800
MIXING HGT(FT-MSL) 6500 6000
TRANSPORT WND (M/S) SW 8 SW 6
TRANSPORT WND (MPH) SW 17 SW 14
VENT INDEX (M2/S) 16000 10800
CATEGORY DAY 5 4
500M MIX HGT TEMP (F) 84 84
500M TSPT WIND (M/S) SW 7 SW 8
500M TSPT WIND (MPH) SW 16 SW 17
DISPERSION INDEX 43 11 37
STABILITY CLASS C F C
STAGNATION INDEX 2 3 2
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 70S. SOUTH WINDS
5 TO 10 MPH.
WEDNESDAY
SHOWERS LIKELY AND A CHANCE OF THUNDERSTORMS. MOSTLY
SUNNY. HIGHS IN THE LOWER 90S. MINIMUM RH 55 PERCENT. SOUTHWEST
WINDS 5 TO 10 MPH.
WEDNESDAY NIGHT
A CHANCE OF SHOWERS. PARTLY CLOUDY. LOWS IN
THE UPPER 60S. SOUTH WINDS AROUND 5 MPH.
THURSDAY
SUNNY. HIGHS AROUND 90. MINIMUM RH 41 PERCENT.
SOUTHWEST WINDS 5 TO 10 MPH.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S. NORTHWEST
WINDS 5 TO 10 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 70S. MINIMUM RH
38 PERCENT. NORTH WINDS 15 TO 20 MPH.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 40S. NORTH WINDS
15 TO 20 MPH.
SATURDAY
SUNNY. HIGHS IN THE MID 60S. MINIMUM RH 32 PERCENT.
NORTHEAST WINDS 10 TO 15 MPH.
SATURDAY NIGHT
CLEAR. LOWS IN THE LOWER 40S. NORTHEAST WINDS
5 TO 10 MPH.
SUNDAY
SUNNY. HIGHS IN THE LOWER 70S. MINIMUM RH 28 PERCENT.
SOUTHEAST WINDS AROUND 5 MPH.
ARZ035-036-048-049-058-122100-
CRITTENDEN-CROSS-LEE AR-PHILLIPS-ST. FRANCIS-
330 AM CDT MON OCT 12 2026
TODAY TONIGHT TUE
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) 94 (+4) 65 (+5) 95
RH % (24H TREND) 25 (-10) 77 (-7) 39
AM WIND 20FT (MPH) LGT/VAR SW 4
PM WIND 20FT (MPH) SW 6 LGT/VAR SW 6
MIXING HGT(M-AGL) 1700 1700
MIXING HGT(FT-AGL) 5600 5500
MIXING HGT(M-MSL) 1800 1700
MIXING HGT(FT-MSL) 5800 5700
TRANSPORT WND (M/S) W 7 SW 6
TRANSPORT WND (MPH) W 15 SW 13
VENT INDEX (M2/S) 12600 10200
CATEGORY DAY 4 4
500M MIX HGT TEMP (F) 84 83
500M TSPT WIND (M/S) SW 7 SW 7
500M TSPT WIND (MPH) SW 16 SW 16
DISPERSION INDEX 42 11 35
STABILITY CLASS B F B
STAGNATION INDEX 3 3 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
TUESDAY NIGHT
CLEAR. LOWS IN THE LOWER 70S. SOUTH WINDS AROUND
5 MPH.
WEDNESDAY
A CHANCE OF SHOWERS. SUNNY. HIGHS IN THE LOWER 90S.
MINIMUM RH 45 PERCENT. SOUTHWEST WINDS 5 TO 10 MPH.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 60S. SOUTH
WINDS AROUND 5 MPH.
THURSDAY
SUNNY. HIGHS IN THE LOWER 90S. MINIMUM RH 34 PERCENT.
SOUTHWEST WINDS 5 TO 10 MPH.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S. WEST WINDS
5 TO 10 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. MINIMUM RH
38 PERCENT. NORTH WINDS 15 TO 20 MPH.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 40S. NORTH WINDS
10 TO 15 MPH.
SATURDAY
SUNNY. HIGHS IN THE UPPER 60S. MINIMUM RH 28 PERCENT.
NORTHEAST WINDS 10 TO 15 MPH.
SATURDAY NIGHT
CLEAR. LOWS IN THE MID 40S. NORTHEAST WINDS
5 TO 10 MPH.
SUNDAY
SUNNY. HIGHS IN THE MID 70S. MINIMUM RH 27 PERCENT.
SOUTHEAST WINDS AROUND 5 MPH.
TNZ001>004-019>022-122100-
BENTON TN-CARROLL-DYER-GIBSON-HENRY-LAKE-OBION-WEAKLEY-
330 AM CDT MON OCT 12 2026
TODAY TONIGHT TUE
CLOUD COVER MCLEAR 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) 91 (+8) 61 (+2) 93
RH % (24H TREND) 33 (-15) 83 (-12) 38
AM WIND 20FT (MPH) LGT/VAR SW 5
PM WIND 20FT (MPH) SW 7 SW 4 SW 7
MIXING HGT(M-AGL) 1800 1700
MIXING HGT(FT-AGL) 5800 5700
MIXING HGT(M-MSL) 1900 1900
MIXING HGT(FT-MSL) 6200 6100
TRANSPORT WND (M/S) W 7 SW 6
TRANSPORT WND (MPH) W 15 SW 13
VENT INDEX (M2/S) 13300 11400
CATEGORY DAY 4 4
500M MIX HGT TEMP (F) 84 84
500M TSPT WIND (M/S) W 7 SW 7
500M TSPT WIND (MPH) W 15 SW 16
DISPERSION INDEX 39 10 34
STABILITY CLASS B F B
STAGNATION INDEX 3 3 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 60S. SOUTH WINDS
5 TO 10 MPH.
WEDNESDAY
A CHANCE OF SHOWERS. SUNNY. HIGHS AROUND 90. MINIMUM
RH 54 PERCENT. SOUTHWEST WINDS 5 TO 10 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 60S. SOUTH
WINDS AROUND 5 MPH.
THURSDAY
SUNNY. HIGHS AROUND 90. MINIMUM RH 42 PERCENT.
SOUTHWEST WINDS 5 TO 10 MPH.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 60. WEST WINDS 5 TO
10 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 70S. MINIMUM RH
46 PERCENT. NORTH WINDS 15 TO 20 MPH.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 40S. NORTH WINDS
15 TO 20 MPH.
SATURDAY
SUNNY. HIGHS IN THE MID 60S. MINIMUM RH 34 PERCENT.
NORTHEAST WINDS 10 TO 15 MPH.
SATURDAY NIGHT
CLEAR. LOWS IN THE UPPER 30S. NORTHEAST WINDS
5 TO 10 MPH.
SUNDAY
SUNNY. HIGHS IN THE LOWER 70S. MINIMUM RH 29 PERCENT.
SOUTHEAST WINDS AROUND 5 MPH.
TNZ048>055-088>091-122100-
CHESTER-CROCKETT-DECATUR-FAYETTE-HARDEMAN-HAYWOOD-HENDERSON-
LAUDERDALE-MADISON-MCNAIRY-SHELBY-TIPTON-
330 AM CDT MON OCT 12 2026
TODAY TONIGHT TUE
CLOUD COVER CLEAR CLEAR CLEAR
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) 91 (+7) 60 (+1) 93
RH % (24H TREND) 32 (-14) 87 (-8) 36
AM WIND 20FT (MPH) LGT/VAR SW 4
PM WIND 20FT (MPH) SW 6 LGT/VAR SW 7
MIXING HGT(M-AGL) 1700 1700
MIXING HGT(FT-AGL) 5600 5700
MIXING HGT(M-MSL) 1800 1900
MIXING HGT(FT-MSL) 6000 6100
TRANSPORT WND (M/S) W 7 SW 5
TRANSPORT WND (MPH) W 15 SW 12
VENT INDEX (M2/S) 12600 9500
CATEGORY DAY 4 4
500M MIX HGT TEMP (F) 83 84
500M TSPT WIND (M/S) W 6 SW 7
500M TSPT WIND (MPH) W 14 SW 15
DISPERSION INDEX 36 10 34
STABILITY CLASS B F B
STAGNATION INDEX 3 3 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
TUESDAY NIGHT
CLEAR. LOWS IN THE UPPER 60S. SOUTH WINDS 5 TO
10 MPH.
WEDNESDAY
SUNNY. HIGHS IN THE LOWER 90S. MINIMUM RH
47 PERCENT. SOUTHWEST WINDS 5 TO 10 MPH.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. SOUTH WINDS
AROUND 5 MPH.
THURSDAY
SUNNY. HIGHS IN THE LOWER 90S. MINIMUM RH 38 PERCENT.
SOUTHWEST WINDS 5 TO 10 MPH.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S. WEST WINDS
5 TO 10 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. MINIMUM RH
43 PERCENT. NORTH WINDS 15 TO 20 MPH.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 40S. NORTH WINDS
15 TO 20 MPH.
SATURDAY
SUNNY. HIGHS IN THE UPPER 60S. MINIMUM RH 31 PERCENT.
NORTHEAST WINDS 10 TO 15 MPH.
SATURDAY NIGHT
CLEAR. LOWS IN THE LOWER 40S. NORTHEAST WINDS
5 TO 10 MPH.
SUNDAY
SUNNY. HIGHS IN THE MID 70S. MINIMUM RH 29 PERCENT.
SOUTHEAST WINDS AROUND 5 MPH.
MSZ001-007-008-010>012-020-021-122100-
COAHOMA-DESOTO-PANOLA-QUITMAN-TALLAHATCHIE-TATE-TUNICA-YALOBUSHA-
330 AM CDT MON OCT 12 2026
TODAY TONIGHT TUE
CLOUD COVER CLEAR CLEAR CLEAR
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) 93 (+3) 61 (+2) 93
RH % (24H TREND) 27 (-10) 83 (-6) 34
AM WIND 20FT (MPH) LGT/VAR SW 4
PM WIND 20FT (MPH) SW 6 LGT/VAR SW 6
MIXING HGT(M-AGL) 1700 1700
MIXING HGT(FT-AGL) 5500 5600
MIXING HGT(M-MSL) 1800 1800
MIXING HGT(FT-MSL) 5800 5800
TRANSPORT WND (M/S) SW 6 SW 5
TRANSPORT WND (MPH) SW 13 SW 12
VENT INDEX (M2/S) 10800 9000
CATEGORY DAY 4 4
500M MIX HGT TEMP (F) 84 84
500M TSPT WIND (M/S) SW 6 SW 6
500M TSPT WIND (MPH) SW 14 SW 13
DISPERSION INDEX 33 10 34
STABILITY CLASS B F B
STAGNATION INDEX 3 3 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
TUESDAY NIGHT
CLEAR. LOWS IN THE UPPER 60S. SOUTH WINDS AROUND
5 MPH.
WEDNESDAY
SUNNY. HIGHS IN THE LOWER 90S. MINIMUM RH
40 PERCENT. SOUTHWEST WINDS 5 TO 10 MPH.
WEDNESDAY NIGHT
CLEAR. LOWS IN THE MID 60S. SOUTH WINDS AROUND
5 MPH.
THURSDAY
SUNNY. HIGHS IN THE LOWER 90S. MINIMUM RH 34 PERCENT.
SOUTHWEST WINDS 5 TO 10 MPH.
THURSDAY NIGHT
CLEAR. LOWS IN THE LOWER 60S. WEST WINDS 5 TO
10 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS AROUND 80. MINIMUM RH 40 PERCENT.
NORTH WINDS 15 TO 20 MPH.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 40S. NORTH WINDS
15 TO 20 MPH.
SATURDAY
SUNNY. HIGHS AROUND 70. MINIMUM RH 29 PERCENT.
NORTHEAST WINDS 10 TO 15 MPH.
SATURDAY NIGHT
CLEAR. LOWS IN THE MID 40S. NORTHEAST WINDS
5 TO 10 MPH.
SUNDAY
SUNNY. HIGHS IN THE UPPER 70S. MINIMUM RH 28 PERCENT.
SOUTHEAST WINDS AROUND 5 MPH.
MSZ002>006-009-013>017-022>024-122100-
ALCORN-BENTON MS-CALHOUN-CHICKASAW-ITAWAMBA-LAFAYETTE-LEE MS-
MARSHALL-MONROE-PONTOTOC-PRENTISS-TIPPAH-TISHOMINGO-UNION-
330 AM CDT MON OCT 12 2026
TODAY TONIGHT TUE
CLOUD COVER CLEAR CLEAR CLEAR
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) 91 (+5) 58 (-1) 92
RH % (24H TREND) 31 (-13) 95 (-1) 30
AM WIND 20FT (MPH) LGT/VAR LGT/VAR
PM WIND 20FT (MPH) SW 4 LGT/VAR SW 5
MIXING HGT(M-AGL) 1500 1500
MIXING HGT(FT-AGL) 5000 5000
MIXING HGT(M-MSL) 1700 1600
MIXING HGT(FT-MSL) 5400 5400
TRANSPORT WND (M/S) W 5 SW 5
TRANSPORT WND (MPH) W 10 SW 10
VENT INDEX (M2/S) 8500 8000
CATEGORY DAY 4 4
500M MIX HGT TEMP (F) 83 84
500M TSPT WIND (M/S) W 5 SW 6
500M TSPT WIND (MPH) W 12 SW 12
DISPERSION INDEX 25 8 29
STABILITY CLASS B F B
STAGNATION INDEX 3 3 3
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
TUESDAY NIGHT
CLEAR. LOWS IN THE LOWER 60S. SOUTH WINDS AROUND
5 MPH.
WEDNESDAY
SUNNY. HIGHS IN THE LOWER 90S. MINIMUM RH
41 PERCENT. SOUTHWEST WINDS 5 TO 10 MPH.
WEDNESDAY NIGHT
CLEAR. LOWS IN THE LOWER 60S. SOUTH WINDS
AROUND 5 MPH.
THURSDAY
SUNNY. HIGHS IN THE LOWER 90S. MINIMUM RH 36 PERCENT.
SOUTHWEST WINDS AROUND 5 MPH.
THURSDAY NIGHT
CLEAR. LOWS IN THE LOWER 60S. SOUTHWEST WINDS
AROUND 5 MPH.
FRIDAY
SUNNY. HIGHS IN THE LOWER 80S. MINIMUM RH 42 PERCENT.
NORTH WINDS 15 TO 20 MPH.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 40S. NORTH WINDS
15 TO 20 MPH.
SATURDAY
SUNNY. HIGHS AROUND 70. MINIMUM RH 31 PERCENT.
NORTHEAST WINDS 10 TO 15 MPH.
SATURDAY NIGHT
CLEAR. LOWS IN THE MID 40S. NORTHEAST WINDS
5 TO 10 MPH.
SUNDAY
SUNNY. HIGHS IN THE MID 70S. MINIMUM RH 30 PERCENT.
SOUTHEAST WINDS 5 TO 10 MPH.
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