123
FNUS74 KMOB 171021
FWSMOB
SPOT FORECAST FOR DESOTO BLOCK 8359 C-609...USFS
NATIONAL WEATHER SERVICE MOBILE AL
521 AM CDT TUE MAR 17 2026
FORECAST IS BASED ON IGNITION TIME OF 0700 CDT ON MARCH 17.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
...HIGH DISPERSION INDEX AROUND 92 EXPECTED REST OF TODAY OVER
THE BURN AREA...
DISCUSSION
FOR THE REST OF TODAY, THE MINIMUM RELATIVE
HUMIDITY IS NEAR 20%, 20 FT WIND GUSTS WILL BE UP TO NEAR 20 MPH,
TRANSPORT WINDS WILL BE MOSTLY NORTHERLY, AND DISPERSION VALUES
WILL BE GOOD. FOR WEDNESDAY, THE MINIMUM RELATIVE HUMIDITY IS
NEAR 25%, TRANSPORT WINDS WILL BE MOSTLY EASTERLY TO SOUTHERLY,
AND DISPERSION VALUES WILL BE FAIR.
FOG POTENTIAL AND OTHER REMARKS...FOG IS NOT EXPECTED.
REST OF TODAY
SKY/WEATHER.........SUNNY (5-15 PERCENT).
CHANCE OF PCPN......0 PERCENT.
MAX TEMPERATURE.....AROUND 55.
MIN HUMIDITY........20 PERCENT.
WIND (20 FT)........NORTH WINDS 5 TO 9 MPH.
MIXING HEIGHT.......4700 FT AGL.
MIXING HEIGHT (M)...152-1433 METERS AGL.
TRANSPORT WINDS.....NORTH 10 TO 17 MPH.
TRANSPORT WINDS M/S.NORTH 4 TO 8 METERS/SECOND.
DISPERSION INDEX....10 INCREASING TO 89.
LVORI...............2.
STABILITY CLASS.....2.
TIME (CDT) 7 AM 9 AM 11 AM 1 PM 3 PM 5 PM
SKY (%).........19 2 2 2 3 3
WEATHER COV.....
WEATHER TYPE....NONE NONE NONE NONE NONE NONE
TSTM COV........
CHC OF PCPN (%).0 0 0 0 0 0
TEMP............31 36 45 51 54 55
RH..............61 44 27 21 20 22
20 FT WIND DIR..NNW N N NNW N N
20 FT WIND SPD..6 7 9 10 10 9
20 FT WIND GUST.12 14 15 15 17 15
MIX HGT (FT)....500 2100 3300 4000 4500 4700
MIX HGT (M).....150 640 1010 1220 1370 1430
TRANSP WIND DIR.N N N N N N
TRANSP WIND SPD.10 14 15 17 17 16
TRANS WIND DIR..N N N N N N
TRANS SPD (M/S).4 6 7 8 8 7
DISPERSION IDX..10 39 62 85 92 87
LVORI...........2 1 1 1 1 1
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR (10-20 PERCENT).
CHANCE OF PCPN......0 PERCENT.
MIN TEMPERATURE.....AROUND 30.
MAX HUMIDITY........69 PERCENT.
WIND (20 FT)........NORTH WINDS AROUND 6 MPH EARLY IN THE EVENING
BECOMING LIGHT.
MIXING HEIGHT.......100 FT AGL.
MIXING HEIGHT (M)...30-1433 METERS AGL.
TRANSPORT WINDS.....NORTH 5 TO 13 MPH SHIFTING TO THE NORTHEAST 3
TO 5 MPH IN THE LATE EVENING AND OVERNIGHT.
TRANSPORT WINDS M/S.NORTHEAST 1 TO 4 METERS/SECOND.
DISPERSION INDEX....71 DECREASING TO 3.
LVORI...............2.
STABILITY CLASS.....4.
TIME (CDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM
SKY (%).........5 5 9 12 22 19
WEATHER COV.....
WEATHER TYPE....NONE NONE NONE NONE NONE NONE
TSTM COV........
CHC OF PCPN (%).0 0 0 0 0 0
TEMP............52 46 39 35 33 32
RH..............27 38 52 61 66 66
20 FT WIND DIR..N NNE NE NE NE NE
20 FT WIND SPD..7 1 1 1 1 1
20 FT WIND GUST.13 3 2 2 3
MIX HGT (FT)....4700 200 200 200 100 200
MIX HGT (M).....1430 60 60 60 30 60
TRANSP WIND DIR.N NNE NE NE E ENE
TRANSP WIND SPD.13 5 3 3 3 3
TRANS WIND DIR..N NNE NE NE E ENE
TRANS SPD (M/S).6 2 1 1 1 1
DISPERSION IDX..71 2 2 2 2 2
LVORI...........1 2 2 3 3 3
WEDNESDAY
SKY/WEATHER.........MOSTLY SUNNY (40-50 PERCENT) THEN BECOMING
PARTLY SUNNY (50-60 PERCENT).
CHANCE OF PCPN......0 PERCENT.
MAX TEMPERATURE.....AROUND 63.
MIN HUMIDITY........28 PERCENT.
WIND (20 FT)........LIGHT WINDS BECOMING SOUTH AROUND 5 MPH LATE IN
THE AFTERNOON.
MIXING HEIGHT.......2900 FT AGL.
MIXING HEIGHT (M)...61-884 METERS AGL.
TRANSPORT WINDS.....EAST AROUND 5 MPH SHIFTING TO THE SOUTH 5 TO 8
MPH IN THE AFTERNOON.
TRANSPORT WINDS M/S.EAST AROUND 2 METERS/SECOND SHIFTING TO THE
SOUTH 2 TO 4 METERS/SECOND IN THE AFTERNOON.
DISPERSION INDEX....6 INCREASING TO 28.
LVORI...............2.
STABILITY CLASS.....2.
TIME (CDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM
SKY (%).........21 38 63 69 65 51
WEATHER COV.....
WEATHER TYPE....NONE NONE NONE NONE NONE NONE
TSTM COV........
CHC OF PCPN (%).0 0 0 0 0 0
TEMP............32 35 48 56 60 62
RH..............66 61 40 31 29 30
20 FT WIND DIR..ENE E E ESE SE S
20 FT WIND SPD..1 2 3 5 5 6
20 FT WIND GUST.3 6 7 8 8 9
MIX HGT (FT)....200 500 1500 2500 2900 2800
MIX HGT (M).....60 150 460 760 880 850
TRANSP WIND DIR.E E ESE SSE S S
TRANSP WIND SPD.5 5 5 5 6 8
TRANS WIND DIR..E E ESE SSE S S
TRANS SPD (M/S).2 2 2 2 3 4
DISPERSION IDX..2 5 10 14 21 30
LVORI...........3 3 2 2 2 2
FORECASTER...13
REQUESTED BY...CLIFF WILLIS
TYPE OF REQUEST...PRESCRIBED
.TAG 2605698.3/MOB
.DELDT 03/17/26
.FORMATTERVERSION 2.0.0
.EMAIL CLIFTON.WILLIS@USDA.GOV
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