200
FNUS74 KMOB 201119
FWSMOB
SPOT FORECAST FOR CHICK 396; 397...USFS
NATIONAL WEATHER SERVICE MOBILE AL
519 AM CST FRI FEB 20 2026
FORECAST IS BASED ON IGNITION TIME OF 1000 CST ON FEBRUARY 20.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
...LOW DISPERSION INDEX AROUND 18 EXPECTED THIS AFTERNOON OVER THE
BURN AREA...
DISCUSSION
SCATTERED SHOWERS ARE POSSIBLE OFF AND ON AT THE BURN SITE
TODAY WITH NUMEROUS SHOWERS AND STORMS ON SATURDAY. A FEW STRONG STORMS
WITH ERRATIC, GUSTY WINDS ARE POSSIBLE ON SATURDAY. MINIMUM RELATIVE
HUMIDITY REMAINS WELL ABOVE CRITICAL THRESHOLDS (60 PERCENT). TRANSPORT
WINDS WILL BE EAST-NORTHEAST TODAY AND SOUTHWESTERLY TO WESTERLY THROUGH
MUCH OF SATURDAY BEFORE TURNING NORTHWESTERLY BY LATE AFTERNOON. WINDS
WILL GUST TO 10 KNOTS THIS AFTERNOON AND UP TO 15 KNOTS ON SATURDAY
AFTERNOON. MAXIMUM LVORI IS 8-9 TONIGHT. AFTERNOON DISPERSION WILL BE
GENERALLY POOR TODAY AND GENERALLY GOOD SATURDAY.
FOG POTENTIAL AND OTHER REMARKS...FOG IS NOT EXPECTED AT THE BURN SITE.
REST OF TODAY
SKY/WEATHER.........MOSTLY CLOUDY (65-75 PERCENT). CHANCE OF
SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS IN
THE LATE MORNING AND EARLY AFTERNOON.
CHANCE OF PCPN......40 PERCENT.
MAX TEMPERATURE.....AROUND 78.
MIN HUMIDITY........60 PERCENT.
WIND (20 FT)........NORTHEAST WINDS AROUND 5 MPH. GUSTY AND ERRATIC
WINDS EXPECTED NEAR THUNDERSTORMS IN THE LATE
MORNING AND EARLY AFTERNOON.
MIXING HEIGHT.......2300 FT AGL.
MIXING HEIGHT (M)...457-701 METERS AGL.
TRANSPORT WINDS.....NORTHEAST 7 TO 9 MPH SHIFTING TO THE EAST
AROUND 8 MPH LATE IN THE AFTERNOON.
TRANSPORT WINDS M/S.NORTHEAST 3 TO 4 METERS/SECOND SHIFTING TO THE
EAST AROUND 4 METERS/SECOND LATE IN THE
AFTERNOON.
DISPERSION INDEX....15.
LVORI...............3.
STABILITY CLASS.....3.
TIME (CST) 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........81 79 75 69 68 64 62 62
WEATHER COV.....CHC CHC CHC CHC CHC
WEATHER TYPE....RW RW RW RW RW
TSTM COV........SCH SCH SCH SCH SCH
CHC OF PCPN (%).40 40 40 40 40 10 10 10
TEMP............70 71 73 75 76 76 77 74
RH..............81 79 68 64 62 60 60 66
20 FT WIND DIR..NE NE ENE NE NE ENE ENE ENE
20 FT WIND SPD..6 6 6 6 6 6 6 6
20 FT WIND GUST.13 12 10 10 10 9 10 10
MIX HGT (KFT)...1.5 1.8 1.8 1.8 2.2 2.3 2.3 2.3
MIX HGT (KM)....0.5 0.5 0.5 0.5 0.7 0.7 0.7 0.7
TRANSP WIND DIR.NNE ENE ENE ENE ENE ENE ENE E
TRANSP WIND SPD.7 8 9 8 9 8 7 8
TRANS WIND DIR..NNE ENE ENE ENE ENE ENE ENE E
TRANS SPD (M/S).3 4 4 4 4 4 3 4
DISPERSION IDX..11 14 15 16 18 16 15 16
LVORI...........4 4 3 2 2 2 2 3
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY (75-85 PERCENT). SLIGHT CHANCE OF
SHOWERS EARLY IN THE EVENING. SLIGHT CHANCE OF
SHOWERS OVERNIGHT, THEN CHANCE OF SHOWERS AFTER
3 AM.
CHANCE OF PCPN......40 PERCENT.
MIN TEMPERATURE.....AROUND 63.
MAX HUMIDITY........100 PERCENT.
WIND (20 FT)........LIGHT WINDS BECOMING EAST AROUND 5 MPH EARLY IN
THE EVENING, THEN BECOMING LIGHT EARLY IN THE
EVENING BECOMING SOUTH 5 TO 6 MPH OVERNIGHT.
MIXING HEIGHT.......500 FT AGL.
MIXING HEIGHT (M)...152-244 METERS AGL.
TRANSPORT WINDS.....EAST 8 TO 12 MPH SHIFTING TO THE SOUTH 9 TO 13
MPH LATE IN THE EVENING.
TRANSPORT WINDS M/S.EAST AROUND 4 METERS/SECOND SHIFTING TO THE
SOUTH 4 TO 6 METERS/SECOND LATE IN THE EVENING.
DISPERSION INDEX....7.
LVORI...............6.
STABILITY CLASS.....4.
TIME (CST) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........66 68 62 70 81 85 89 89 93 92 92 92
WEATHER COV.....SCH SCH SCH SCH SCH SCH CHC CHC CHC
WEATHER TYPE....RW RW RW RW RW RW RW RW RW
TSTM COV........
CHC OF PCPN (%).20 20 20 10 10 10 20 20 20 40 40 40
TEMP............71 69 68 67 67 66 67 66 66 66 66 64
RH..............71 78 81 84 87 97 93 97 97 100 100 100
20 FT WIND DIR..E E E ESE SE SSE S S S SSW SSW SSW
20 FT WIND SPD..5 6 5 5 3 3 3 6 6 7 6 6
20 FT WIND GUST.14 14 15 10 10 12 12 16 17 16 15 16
MIX HGT (KFT)...0.5 0.6 0.6 0.6 0.6 0.6 0.7 0.7 0.6 0.7 0.7 0.8
MIX HGT (KM)....0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2
TRANSP WIND DIR.E E ESE ESE SE S S S SSW SSW SSW SSW
TRANSP WIND SPD.8 10 12 12 12 9 10 13 12 12 10 10
TRANS WIND DIR..E E ESE ESE SE S S S SSW SSW SSW SSW
TRANS SPD (M/S).4 4 5 5 5 4 4 6 5 5 4 4
DISPERSION IDX..6 7 7 7 5 5 5 8 8 7 7 7
LVORI...........3 4 4 4 5 9 6 8 8 8 8 8
SATURDAY
SKY/WEATHER.........MOSTLY CLOUDY (70-80 PERCENT). SHOWERS LIKELY
IN THE MORNING. CHANCE OF THUNDERSTORMS THROUGH
THE DAY. SHOWERS IN THE AFTERNOON.
CHANCE OF PCPN......80 PERCENT.
MAX TEMPERATURE.....AROUND 79.
MIN HUMIDITY........67 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS AROUND 5 MPH EARLY IN THE
MORNING BECOMING LIGHT, THEN BECOMING WEST 5 TO
6 MPH EARLY IN THE AFTERNOON SHIFTING TO THE
NORTHWEST AROUND 6 MPH. GUSTY AND ERRATIC WINDS
EXPECTED NEAR THUNDERSTORMS EARLY IN THE
MORNING. GUSTY AND ERRATIC WINDS EXPECTED NEAR
THUNDERSTORMS IN THE LATE MORNING AND
AFTERNOON.
MIXING HEIGHT.......3400 FT AGL.
MIXING HEIGHT (M)...244-1036 METERS AGL.
TRANSPORT WINDS.....SOUTHWEST 9 TO 17 MPH SHIFTING TO THE NORTHWEST
10 TO 16 MPH IN THE AFTERNOON.
TRANSPORT WINDS M/S.SOUTHWEST AROUND 4 METERS/SECOND SHIFTING TO
THE NORTHWEST 4 TO 7 METERS/SECOND IN THE
AFTERNOON.
DISPERSION INDEX....16 INCREASING TO 34 LATE IN THE MORNING, THEN
INCREASING TO 40 EARLY IN THE AFTERNOON
DECREASING TO 26 LATE IN THE AFTERNOON.
LVORI...............5.
STABILITY CLASS.....2.
TIME (CST) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........92 93 88 82 79 77 74 70 67 63 61 59
WEATHER COV.....LKY LKY LKY LKY LKY LKY DEF DEF DEF DEF DEF DEF
WEATHER TYPE....RW RW RW RW RW RW RW RW RW RW RW RW
TSTM COV........SCH SCH SCH CHC CHC CHC CHC CHC CHC CHC CHC CHC
CHC OF PCPN (%).70 70 70 70 70 70 80 80 80 80 80 80
TEMP............65 66 67 68 70 73 76 78 78 78 76 74
RH..............100 100 100 100 93 84 76 69 69 67 71 76
20 FT WIND DIR..SSW SW SW SW SW WSW WSW W WNW WNW NW NW
20 FT WIND SPD..6 6 5 3 3 5 6 6 7 7 7 7
20 FT WIND GUST.15 13 12 9 10 12 13 14 15 16 16 17
MIX HGT (KFT)...0.8 1.1 1.5 2.0 2.5 3.0 3.4 3.0 2.5 2.1 2.1 2.1
MIX HGT (KM)....0.2 0.3 0.5 0.6 0.8 0.9 1.0 0.9 0.8 0.6 0.6 0.6
TRANSP WIND DIR.SSW SSW SW SW WSW WSW W W WNW WNW NW NW
TRANSP WIND SPD.9 10 12 14 16 17 17 16 14 12 10 10
TRANS WIND DIR..SSW SSW SW SW WSW WSW W W WNW WNW NW NW
TRANS SPD (M/S).4 4 5 6 7 8 8 7 6 5 4 4
DISPERSION IDX..12 14 20 29 37 38 42 37 30 24 22 21
LVORI...........7 5 5 4 4 4 3 3 3 3 3 3
FORECASTER...7
REQUESTED BY...RODNEY LANDRUM
TYPE OF REQUEST...PRESCRIBED
.TAG 2603277.0/MOB
.DELDT 02/20/26
.FORMATTERVERSION 2.0.0
.EMAIL RODNEY.LANDRUM@USDA.GOV
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page