437
FNUS54 KMEG 180931
FWFMEG
FIRE WEATHER PLANNING FORECAST FOR THE MIDSOUTH
NATIONAL WEATHER SERVICE MEMPHIS TN
330 AM CST WED FEB 18 2026
DISCUSSION
THERE IS HIGH CONFIDENCE THAT FIRE WEATHER DANGER WILL REMAIN LOW
THROUGH THURSDAY AS MINIMUM RELATIVE HUMIDITY VALUES STAY AROUND
OR ABOVE 50%. TRANSPORT WINDS WILL BE STRONG THE NEXT COUPLE OF
DAYS AS THE PRESSURE GRADIENT TIGHTENS IN RESPONSE TO AN
APPROACHING LOW PRESSURE SYSTEM.
A WARMING TREND WILL CONTINUE THROUGH THURSDAY AS STRONG UPPER
LEVEL HIGH PRESSURE BUILDS IN. OUR NEXT SHOT AT WETTING RAINFALL
RETURNS LATE THURSDAY AND CONTINUES THROUGH THE WEEKEND. COLDER
AND DRIER CONDITIONS ARE ANTICIPATED EARLY NEXT WEEK BEHIND
ANOTHER PASSING COLD FRONT.
ARZ009-018-026>028-MOZ113-115-182200-
CLAY-CRAIGHEAD-DUNKLIN-GREENE-MISSISSIPPI-PEMISCOT-POINSETT-
330 AM CST WED FEB 18 2026
TODAY TONIGHT THU
CLOUD COVER MCLDY PCLDY PCLDY
CHANCE OF THUNDER (%) 0 0 0
PRECIP CHANCE (%) 20 20
PRECIP TYPE NONE NONE SHOWERS
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION (HRS) 1
PRECIP BEGIN 6 AM
PRECIP END 6 PM
TEMP (24H TREND) 72 (+13) 57 (+2) 73
RH % (24H TREND) 58 (-23) 100 (+4) 52
AM WIND 20FT (MPH) SW 13 G25 S 14 G28
PM WIND 20FT (MPH) SW 10 G19 S 7 SW 16 G30
MIXING HGT(M-AGL) 800 1300
MIXING HGT(FT-AGL) 2600 4400
MIXING HGT(M-MSL) 900 1400
MIXING HGT(FT-MSL) 2800 4700
TRANSPORT WND (M/S) SW 6 SW 14
TRANSPORT WND (MPH) SW 14 SW 31
VENT INDEX (M2/S) 5400 19600
CATEGORY DAY 3 5
500M MIX HGT TEMP (F) 63 68
500M TSPT WIND (M/S) SW 17 S 14
500M TSPT WIND (MPH) SW 37 S 32
DISPERSION INDEX 37 13 75
STABILITY CLASS C F D
STAGNATION INDEX 2 2 2
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 40S. WEST WINDS
10 TO 15 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 50S. MINIMUM RH
35 PERCENT. NORTHWEST WINDS 5 TO 10 MPH.
FRIDAY NIGHT
A CHANCE OF RAIN SHOWERS. MOSTLY CLOUDY. LOWS IN
THE LOWER 40S. NORTHEAST WINDS 5 TO 10 MPH.
SATURDAY
A CHANCE OF RAIN SHOWERS. PARTLY SUNNY. HIGHS IN THE
LOWER 50S. MINIMUM RH 60 PERCENT. NORTHEAST WINDS 5 TO 10 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 30. NORTHWEST WINDS
5 TO 10 MPH.
SUNDAY
SUNNY. HIGHS IN THE UPPER 40S. MINIMUM RH 36 PERCENT.
NORTHWEST WINDS 10 TO 15 MPH.
SUNDAY NIGHT
CLEAR. LOWS IN THE MID 20S. NORTHWEST WINDS 5 TO
10 MPH.
MONDAY
SUNNY. HIGHS IN THE LOWER 40S. MINIMUM RH 37 PERCENT.
NORTH WINDS 5 TO 10 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 20S. NORTHEAST
WINDS AROUND 5 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 40S. MINIMUM RH
38 PERCENT. SOUTH WINDS 5 TO 10 MPH.
ARZ035-036-048-049-058-182200-
CRITTENDEN-CROSS-LEE AR-PHILLIPS-ST. FRANCIS-
330 AM CST WED FEB 18 2026
TODAY TONIGHT THU
CLOUD COVER MCLDY PCLDY PCLDY
CHANCE OF THUNDER (%) 0 0 0
PRECIP CHANCE (%) 10 20
PRECIP TYPE NONE NONE SHOWERS
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION (HRS) 1
PRECIP BEGIN 12 PM
PRECIP END 6 PM
TEMP (24H TREND) 70 (+10) 59 (+3) 74
RH % (24H TREND) 66 (-14) 100 (+2) 58
AM WIND 20FT (MPH) SW 9 G23 S 10 G23
PM WIND 20FT (MPH) SW 7 G17 S 5 SW 11 G23
MIXING HGT(M-AGL) 800 1200
MIXING HGT(FT-AGL) 2600 4000
MIXING HGT(M-MSL) 900 1300
MIXING HGT(FT-MSL) 2800 4200
TRANSPORT WND (M/S) SW 6 SW 13
TRANSPORT WND (MPH) SW 14 SW 29
VENT INDEX (M2/S) 5400 16900
CATEGORY DAY 3 5
500M MIX HGT TEMP (F) 65 68
500M TSPT WIND (M/S) SW 9 S 14
500M TSPT WIND (MPH) SW 21 S 30
DISPERSION INDEX 36 20 72
STABILITY CLASS C E C
STAGNATION INDEX 2 3 2
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 40S. WEST WINDS
5 TO 10 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 60S. MINIMUM RH
38 PERCENT. NORTH WINDS AROUND 5 MPH.
FRIDAY NIGHT
A CHANCE OF SHOWERS. MOSTLY CLOUDY. LOWS IN THE
MID 40S. NORTHEAST WINDS 5 TO 10 MPH.
SATURDAY
A CHANCE OF SHOWERS. PARTLY SUNNY. HIGHS IN THE UPPER
50S. MINIMUM RH 63 PERCENT. NORTHEAST WINDS 5 TO 10 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 30S. NORTH
WINDS 5 TO 10 MPH.
SUNDAY
SUNNY. HIGHS IN THE UPPER 40S. MINIMUM RH 37 PERCENT.
NORTHWEST WINDS 5 TO 10 MPH.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 20S. NORTH WINDS
AROUND 5 MPH.
MONDAY
SUNNY. HIGHS IN THE MID 40S. MINIMUM RH 39 PERCENT.
NORTH WINDS 5 TO 10 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 20S. NORTHEAST
WINDS AROUND 5 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 50S. MINIMUM RH
40 PERCENT. SOUTH WINDS AROUND 5 MPH.
TNZ001>004-019>022-182200-
BENTON TN-CARROLL-DYER-GIBSON-HENRY-LAKE-OBION-WEAKLEY-
330 AM CST WED FEB 18 2026
TODAY TONIGHT THU
CLOUD COVER MCLDY PCLDY PCLDY
CHANCE OF THUNDER (%) 0 0 0
PRECIP CHANCE (%) 10 30 30
PRECIP TYPE NONE SHOWERS SHOWERS
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION (HRS) 1 2
PRECIP BEGIN 12 AM CONTINUING
PRECIP END CONTINUING CONTINUING
TEMP (24H TREND) 69 (+10) 57 (+3) 75
RH % (24H TREND) 64 (-13) 100 (+5) 56
AM WIND 20FT (MPH) SW 12 G24 S 9 G25
PM WIND 20FT (MPH) SW 8 G19 S 5 SW 13 G27
MIXING HGT(M-AGL) 600 1200
MIXING HGT(FT-AGL) 2100 3800
MIXING HGT(M-MSL) 800 1300
MIXING HGT(FT-MSL) 2500 4200
TRANSPORT WND (M/S) SW 7 SW 14
TRANSPORT WND (MPH) SW 15 SW 32
VENT INDEX (M2/S) 5600 18200
CATEGORY DAY 3 5
500M MIX HGT TEMP (F) 63 68
500M TSPT WIND (M/S) SW 11 SW 11
500M TSPT WIND (MPH) SW 25 SW 25
DISPERSION INDEX 39 11 65
STABILITY CLASS C E C
STAGNATION INDEX 2 3 2
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
THURSDAY NIGHT
A CHANCE OF SHOWERS. PARTLY CLOUDY. LOWS IN THE
MID 40S. SOUTHWEST WINDS 10 TO 15 MPH.
FRIDAY
SUNNY. HIGHS IN THE LOWER 60S. MINIMUM RH 34 PERCENT.
WEST WINDS 5 TO 10 MPH.
FRIDAY NIGHT
A CHANCE OF SHOWERS. MOSTLY CLOUDY. LOWS IN THE
LOWER 40S. NORTHEAST WINDS 5 TO 10 MPH.
SATURDAY
A CHANCE OF RAIN SHOWERS. PARTLY SUNNY. HIGHS IN THE
MID 50S. MINIMUM RH 56 PERCENT. NORTHEAST WINDS 5 TO 10 MPH.
SATURDAY NIGHT
A CHANCE OF RAIN SHOWERS. PARTLY CLOUDY. LOWS
IN THE UPPER 20S. NORTHWEST WINDS 5 TO 10 MPH.
SUNDAY
SUNNY. HIGHS IN THE MID 40S. MINIMUM RH 39 PERCENT.
NORTHWEST WINDS 10 TO 15 MPH.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 20S. NORTHWEST
WINDS 5 TO 10 MPH.
MONDAY
SUNNY. HIGHS IN THE LOWER 40S. MINIMUM RH 37 PERCENT.
NORTH WINDS 5 TO 10 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 20S. NORTH WINDS
AROUND 5 MPH.
TUESDAY
SUNNY. HIGHS IN THE UPPER 40S. MINIMUM RH 34 PERCENT.
SOUTH 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 WED FEB 18 2026
TODAY TONIGHT THU
CLOUD COVER MCLDY MCLDY PCLDY
CHANCE OF THUNDER (%) 0 0 0
PRECIP CHANCE (%) 10 30 20
PRECIP TYPE NONE SHOWERS SHOWERS
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION (HRS) 1 1
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING CONTINUING
TEMP (24H TREND) 69 (+10) 58 (+3) 76
RH % (24H TREND) 67 (-10) 100 (+5) 57
AM WIND 20FT (MPH) SW 12 G23 S 10 G23
PM WIND 20FT (MPH) SW 8 G18 S 5 SW 13 G25
MIXING HGT(M-AGL) 600 1100
MIXING HGT(FT-AGL) 2000 3500
MIXING HGT(M-MSL) 700 1200
MIXING HGT(FT-MSL) 2400 3900
TRANSPORT WND (M/S) SW 7 SW 14
TRANSPORT WND (MPH) SW 16 SW 31
VENT INDEX (M2/S) 4900 16800
CATEGORY DAY 3 5
500M MIX HGT TEMP (F) 64 68
500M TSPT WIND (M/S) SW 11 SW 12
500M TSPT WIND (MPH) SW 24 SW 26
DISPERSION INDEX 44 17 65
STABILITY CLASS C E C
STAGNATION INDEX 2 3 2
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
THURSDAY NIGHT
A CHANCE OF SHOWERS. PARTLY CLOUDY. LOWS IN THE
UPPER 40S. WEST WINDS 10 TO 15 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. MINIMUM RH
33 PERCENT. NORTHWEST WINDS AROUND 5 MPH.
FRIDAY NIGHT
A CHANCE OF SHOWERS. MOSTLY CLOUDY. LOWS IN THE
LOWER 40S. NORTHEAST WINDS 5 TO 10 MPH.
SATURDAY
A CHANCE OF SHOWERS. PARTLY SUNNY. HIGHS IN THE UPPER
50S. MINIMUM RH 58 PERCENT. NORTHEAST WINDS 5 TO 10 MPH.
SATURDAY NIGHT
A CHANCE OF RAIN SHOWERS. PARTLY CLOUDY. LOWS
IN THE LOWER 30S. NORTHWEST WINDS 5 TO 10 MPH.
SUNDAY
SUNNY. HIGHS IN THE UPPER 40S. MINIMUM RH 37 PERCENT.
NORTHWEST WINDS 5 TO 10 MPH.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 20S. NORTHWEST
WINDS 5 TO 10 MPH.
MONDAY
SUNNY. HIGHS IN THE LOWER 40S. MINIMUM RH 36 PERCENT.
NORTH WINDS 5 TO 10 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 20S. NORTHEAST
WINDS AROUND 5 MPH.
TUESDAY
SUNNY. HIGHS IN THE LOWER 50S. MINIMUM RH 34 PERCENT.
SOUTHEAST WINDS AROUND 5 MPH.
MSZ001-007-008-010>012-020-021-182200-
COAHOMA-DESOTO-PANOLA-QUITMAN-TALLAHATCHIE-TATE-TUNICA-YALOBUSHA-
330 AM CST WED FEB 18 2026
TODAY TONIGHT THU
CLOUD COVER MCLDY MCLDY PCLDY
CHANCE OF THUNDER (%) 0 0 0
PRECIP CHANCE (%) 10 10 20
PRECIP TYPE NONE NONE SHOWERS
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION (HRS) 1
PRECIP BEGIN 12 PM
PRECIP END CONTINUING
TEMP (24H TREND) 70 (+11) 59 (+4) 76
RH % (24H TREND) 70 (-9) 100 (+2) 63
AM WIND 20FT (MPH) SW 10 G23 S 10 G23
PM WIND 20FT (MPH) SW 8 G18 S 5 SW 11 G23
MIXING HGT(M-AGL) 700 1100
MIXING HGT(FT-AGL) 2300 3600
MIXING HGT(M-MSL) 800 1200
MIXING HGT(FT-MSL) 2600 3900
TRANSPORT WND (M/S) SW 8 SW 13
TRANSPORT WND (MPH) SW 18 SW 29
VENT INDEX (M2/S) 6400 15600
CATEGORY DAY 3 4
500M MIX HGT TEMP (F) 65 69
500M TSPT WIND (M/S) SW 10 SW 12
500M TSPT WIND (MPH) SW 23 SW 27
DISPERSION INDEX 39 22 63
STABILITY CLASS C E C
STAGNATION INDEX 2 3 2
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
THURSDAY NIGHT
A CHANCE OF SHOWERS. MOSTLY CLOUDY. LOWS IN THE
UPPER 40S. WEST WINDS 10 TO 15 MPH.
FRIDAY
PARTLY SUNNY. HIGHS IN THE UPPER 60S. MINIMUM RH
36 PERCENT. NORTH WINDS AROUND 5 MPH.
FRIDAY NIGHT
A CHANCE OF SHOWERS. MOSTLY CLOUDY. LOWS IN THE
UPPER 40S. NORTHEAST WINDS 5 TO 10 MPH.
SATURDAY
A CHANCE OF SHOWERS. PARTLY SUNNY. HIGHS IN THE LOWER
60S. MINIMUM RH 65 PERCENT. NORTH WINDS 5 TO 10 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 30S. NORTHWEST
WINDS 5 TO 10 MPH.
SUNDAY
SUNNY. HIGHS AROUND 50. MINIMUM RH 37 PERCENT.
NORTHWEST WINDS 5 TO 10 MPH.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 20S. NORTH WINDS
5 TO 10 MPH.
MONDAY
SUNNY. HIGHS IN THE MID 40S. MINIMUM RH 38 PERCENT.
NORTH WINDS 5 TO 10 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 20S. NORTHEAST
WINDS AROUND 5 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 50S. MINIMUM RH
36 PERCENT. SOUTHEAST WINDS AROUND 5 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 WED FEB 18 2026
TODAY TONIGHT THU
CLOUD COVER MCLDY MCLDY PCLDY
CHANCE OF THUNDER (%) 0 0 0
PRECIP CHANCE (%) 10 20 20
PRECIP TYPE NONE SHOWERS SHOWERS
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION (HRS) 1 1
PRECIP BEGIN 6 PM 12 PM
PRECIP END 6 AM CONTINUING
TEMP (24H TREND) 71 (+14) 58 (+4) 78
RH % (24H TREND) 65 (-18) 99 (+3) 56
AM WIND 20FT (MPH) SW 9 G21 S 8 G20
PM WIND 20FT (MPH) SW 7 G17 LGT/VAR SW 10 G22
MIXING HGT(M-AGL) 600 1200
MIXING HGT(FT-AGL) 2000 4000
MIXING HGT(M-MSL) 700 1300
MIXING HGT(FT-MSL) 2400 4400
TRANSPORT WND (M/S) SW 8 SW 12
TRANSPORT WND (MPH) SW 18 SW 28
VENT INDEX (M2/S) 5600 15600
CATEGORY DAY 3 4
500M MIX HGT TEMP (F) 64 68
500M TSPT WIND (M/S) SW 10 SW 10
500M TSPT WIND (MPH) SW 23 SW 23
DISPERSION INDEX 38 18 65
STABILITY CLASS C D C
STAGNATION INDEX 3 3 2
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
THURSDAY NIGHT
A CHANCE OF SHOWERS. MOSTLY CLOUDY. LOWS IN THE
LOWER 50S. SOUTHWEST WINDS 5 TO 10 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS AROUND 70. MINIMUM RH 30 PERCENT.
NORTHWEST WINDS AROUND 5 MPH.
FRIDAY NIGHT
SHOWERS LIKELY. MOSTLY CLOUDY. LOWS IN THE UPPER
40S. NORTHEAST WINDS AROUND 5 MPH.
SATURDAY
A CHANCE OF SHOWERS. PARTLY SUNNY. HIGHS IN THE MID
60S. MINIMUM RH 59 PERCENT. NORTH WINDS 5 TO 10 MPH.
SATURDAY NIGHT
A CHANCE OF RAIN SHOWERS. PARTLY CLOUDY. LOWS
IN THE LOWER 30S. NORTHWEST WINDS 5 TO 10 MPH.
SUNDAY
SUNNY. HIGHS AROUND 50. MINIMUM RH 33 PERCENT.
NORTHWEST WINDS 10 TO 15 MPH.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 20S. NORTHWEST
WINDS 5 TO 10 MPH.
MONDAY
SUNNY. HIGHS IN THE UPPER 40S. MINIMUM RH 33 PERCENT.
NORTH WINDS 5 TO 10 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 20S. NORTH WINDS
AROUND 5 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 50S. MINIMUM RH
31 PERCENT. SOUTHEAST WINDS AROUND 5 MPH.
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