846
FNUS74 KMOB 081029
FWSMOB
SPOT FORECAST FOR DESOTO BB 7310 NORTH...USFS
NATIONAL WEATHER SERVICE MOBILE AL
529 AM CDT WED APR 8 2026
FORECAST IS BASED ON IGNITION TIME OF 0800 CDT ON APRIL 08.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
...HIGH DISPERSION INDEX AROUND 96 EXPECTED THIS AFTERNOON OVER THE
BURN AREA...
...HIGH DISPERSION INDEX AROUND 88 EXPECTED THIS AFTERNOON OVER THE
BURN AREA...
DISCUSSION
GENERALLY DRY FORECAST THROUGH THURSDAY, ALTHOUGH THERE
IS A SMALL CHANCE FOR AN ISOLATED RAIN SHOWER LATE THIS AFTERNOON AT
THE BURN SITE. RELATIVE HUMIDITY WILL FALL 33-34% FOR 2-3 HOURS THIS
AFTERNOON AND SHOULD REMAIN ABOVE CRITICAL THRESHOLDS ON THURSDAY.
TRANSPORT WINDS REMAIN EASTERLY TO EAST-SOUTHEASTERLY BOTH AFTERNOONS.
OCCASIONAL GUSTS UP TO 20 MPH ARE POSSIBLE THIS AFTERNOON AT THE BURN
SITE. AFTERNOON DISPERSION WILL BE GOOD BOTH DAYS.
FOG POTENTIAL AND OTHER REMARKS...FOG IS NOT EXPECTED.
REST OF TODAY
SKY/WEATHER.........PARTLY SUNNY (50-60 PERCENT).
CHANCE OF PCPN......0 PERCENT.
MAX TEMPERATURE.....AROUND 78.
MIN HUMIDITY........34 PERCENT.
WIND (20 FT)........EAST WINDS 5 TO 8 MPH. GUSTS UP TO 20 MPH LATE
IN THE MORNING.
MIXING HEIGHT.......5900 FT AGL.
MIXING HEIGHT (M)...183-1798 METERS AGL.
TRANSPORT WINDS.....EAST 13 TO 18 MPH.
TRANSPORT WINDS M/S.EAST 6 TO 8 METERS/SECOND.
DISPERSION INDEX....12 INCREASING TO 95.
LVORI...............2.
STABILITY CLASS.....2.
TIME (CDT) 8 AM 10 AM NOON 2 PM 4 PM
SKY (%).........51 52 67 60 66
WEATHER COV.....
WEATHER TYPE....NONE NONE NONE NONE NONE
TSTM COV........
CHC OF PCPN (%).0 0 0 0 0
TEMP............56 67 72 76 77
RH..............69 49 38 34 36
20 FT WIND DIR..E E E E E
20 FT WIND SPD..6 9 9 9 8
20 FT WIND GUST.16 18 20 20 17
MIX HGT (FT)....600 2300 4000 5300 5900
MIX HGT (M).....180 700 1220 1620 1800
TRANSP WIND DIR.E E E E E
TRANSP WIND SPD.13 18 17 16 14
TRANS WIND DIR..E E E E E
TRANS SPD (M/S).6 8 8 7 6
DISPERSION IDX..12 52 75 71 93
LVORI...........3 1 1 1 1
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (25-35 PERCENT).
CHANCE OF PCPN......0 PERCENT.
MIN TEMPERATURE.....AROUND 56.
MAX HUMIDITY........75 PERCENT.
WIND (20 FT)........EAST WINDS AROUND 5 MPH EARLY IN THE EVENING
BECOMING LIGHT, THEN BECOMING EAST AROUND 5 MPH
IN THE LATE EVENING AND OVERNIGHT.
MIXING HEIGHT.......500 FT AGL.
MIXING HEIGHT (M)...152-1798 METERS AGL.
TRANSPORT WINDS.....EAST 8 TO 14 MPH.
TRANSPORT WINDS M/S.EAST 4 TO 6 METERS/SECOND.
DISPERSION INDEX....95 DECREASING TO 6.
LVORI...............2.
STABILITY CLASS.....4.
TIME (CDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM
SKY (%).........50 49 40 41 28 14
WEATHER COV.....
WEATHER TYPE....NONE NONE NONE NONE NONE NONE
TSTM COV........
CHC OF PCPN (%).0 0 0 0 0 0
TEMP............76 69 64 63 61 58
RH..............42 57 70 70 72 69
20 FT WIND DIR..E E ESE E E E
20 FT WIND SPD..6 5 6 6 6 6
20 FT WIND GUST.14 13 14 15 15 15
MIX HGT (FT)....5900 500 500 600 600 500
MIX HGT (M).....1800 150 150 180 180 150
TRANSP WIND DIR.E E E E E E
TRANSP WIND SPD.14 8 10 13 13 10
TRANS WIND DIR..E E E E E E
TRANS SPD (M/S).6 4 4 6 6 4
DISPERSION IDX..95 5 6 7 5 5
LVORI...........1 3 3 3 3 3
THURSDAY
SKY/WEATHER.........SUNNY (5-15 PERCENT).
CHANCE OF PCPN......0 PERCENT.
MAX TEMPERATURE.....AROUND 81.
MIN HUMIDITY........39 PERCENT.
WIND (20 FT)........EAST WINDS 5 TO 7 MPH BECOMING LIGHT.
MIXING HEIGHT.......6400 FT AGL.
MIXING HEIGHT (M)...152-1951 METERS AGL.
TRANSPORT WINDS.....EAST 12 TO 15 MPH.
TRANSPORT WINDS M/S.EAST 5 TO 7 METERS/SECOND.
DISPERSION INDEX....9 INCREASING TO 86.
LVORI...............2.
STABILITY CLASS.....2.
TIME (CDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM
SKY (%).........7 8 10 13 15 14
WEATHER COV.....
WEATHER TYPE....NONE NONE NONE NONE NONE NONE
TSTM COV........
CHC OF PCPN (%).0 0 0 0 0 0
TEMP............56 58 65 73 79 80
RH..............72 67 60 51 42 39
20 FT WIND DIR..ENE E E E E E
20 FT WIND SPD..6 7 8 7 7 6
20 FT WIND GUST.15 16 17 16 16 14
MIX HGT (FT)....500 1300 2400 4200 5900 6200
MIX HGT (M).....150 400 730 1280 1800 1890
TRANSP WIND DIR.E E E E E E
TRANSP WIND SPD.12 14 15 14 13 13
TRANS WIND DIR..E E E E E E
TRANS SPD (M/S).5 6 7 6 6 6
DISPERSION IDX..5 25 46 69 83 85
LVORI...........3 3 1 1 1 1
FORECASTER...7
REQUESTED BY...JODY ROGERS
TYPE OF REQUEST...PRESCRIBED
.TAG 2609407.0/MOB
.DELDT 04/08/26
.FORMATTERVERSION 2.0.0
.EMAIL JOSEPH.ROGERS@USDA.GOV
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