980
FNUS74 KMOB 101357
FWSMOB
SPOT FORECAST FOR DESOTO BLOCK 9365 C-607...USFS
NATIONAL WEATHER SERVICE MOBILE AL
857 AM CDT FRI APR 10 2026
FORECAST IS BASED ON IGNITION TIME OF 0900 CDT ON APRIL 10.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
DISCUSSION
FOR THE REST OF TODAY, THE MINIMUM RELATIVE
HUMIDITY IS NEAR 50%, TRANSPORT WINDS WILL BE MOSTLY EAST-
SOUTHEASTERLY TO SOUTHEASTERLY, AND DISPERSION VALUES WILL BE
GENERALLY GOOD. A WEAK SEA BREEZE DOES APPEAR TO AFFECT THE BURN
SITE THIS AFTERNOON, WITH MIDDAY EASTERLY WINDS SHIFTING TO THE
SOUTH-SOUTHEAST BY 4 PM. FOR SATURDAY, THE MINIMUM RELATIVE
HUMIDITY IS NEAR 35%, TRANSPORT WINDS WILL BE MOSTLY NORTHEASTERLY
TO EAST-SOUTHEASTERLY, AND DISPERSION VALUES WILL BE GOOD.
FOG POTENTIAL AND OTHER REMARKS...THERE IS A LOW (20%) CHANCE FOR
FOG DEVELOPMENT LATE TONIGHT.
REST OF TODAY
SKY/WEATHER.........MOSTLY SUNNY (35-45 PERCENT).
CHANCE OF PCPN......0 PERCENT.
MAX TEMPERATURE.....AROUND 81.
MIN HUMIDITY........49 PERCENT.
WIND (20 FT)........SOUTHEAST WINDS 5 TO 8 MPH.
MIXING HEIGHT.......5400 FT AGL.
MIXING HEIGHT (M)...549-1646 METERS AGL.
TRANSPORT WINDS.....SOUTHEAST 8 TO 15 MPH.
TRANSPORT WINDS M/S.SOUTHEAST 4 TO 7 METERS/SECOND.
DISPERSION INDEX....35 INCREASING TO 53 IN THE LATE MORNING AND
EARLY AFTERNOON, THEN DECREASING TO 47 LATE IN
THE AFTERNOON INCREASING TO 58 LATE IN THE
AFTERNOON.
LVORI...............2.
STABILITY CLASS.....2.
TIME (CDT) 9 AM 11 AM 1 PM 3 PM 5 PM
SKY (%).........25 33 48 51 45
WEATHER COV.....
WEATHER TYPE....NONE NONE NONE NONE NONE
TSTM COV........
CHC OF PCPN (%).0 0 0 0 0
TEMP............67 75 79 79 79
RH..............75 60 50 50 50
20 FT WIND DIR..E ESE ESE SE SSE
20 FT WIND SPD..6 8 8 8 8
20 FT WIND GUST.10 13 14 14 13
MIX HGT (FT)....1800 4000 5200 5400 4900
MIX HGT (M).....550 1220 1580 1650 1490
TRANSP WIND DIR.ESE ESE ESE ESE SE
TRANSP WIND SPD.15 12 9 8 10
TRANS WIND DIR..ESE ESE ESE ESE SE
TRANS SPD (M/S).7 5 4 4 4
DISPERSION IDX..35 55 49 52 58
LVORI...........3 1 1 1 1
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR (20-30 PERCENT).
CHANCE OF PCPN......0 PERCENT.
MIN TEMPERATURE.....AROUND 57.
MAX HUMIDITY........100 PERCENT.
WIND (20 FT)........SOUTH WINDS AROUND 5 MPH EARLY IN THE EVENING
BECOMING LIGHT.
MIXING HEIGHT.......300 FT AGL.
MIXING HEIGHT (M)...91-1494 METERS AGL.
TRANSPORT WINDS.....SOUTH 3 TO 12 MPH SHIFTING TO THE NORTHEAST
AROUND 3 MPH OVERNIGHT, THEN INCREASING TO
AROUND 5 MPH EARLY IN THE MORNING.
TRANSPORT WINDS M/S.SOUTH 1 TO 5 METERS/SECOND SHIFTING TO THE
NORTHEAST AROUND 1 METERS/SECOND OVERNIGHT,
THEN INCREASING TO AROUND 2 METERS/SECOND EARLY
IN THE MORNING.
DISPERSION INDEX....67 DECREASING TO 4.
LVORI...............6.
STABILITY CLASS.....4.
TIME (CDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM
SKY (%).........40 41 23 18 9 20
WEATHER COV.....
WEATHER TYPE....NONE NONE NONE NONE NONE NONE
TSTM COV........
CHC OF PCPN (%).0 0 0 0 0 0
TEMP............77 69 64 62 59 58
RH..............54 73 87 93 100 100
20 FT WIND DIR..SSE S S N N NNE
20 FT WIND SPD..6 3 1 0 0 1
20 FT WIND GUST.10 7 3 2 2 3
MIX HGT (FT)....4900 300 300 300 300 300
MIX HGT (M).....1490 90 90 90 90 90
TRANSP WIND DIR.SSE S S SSE ENE NE
TRANSP WIND SPD.12 8 5 3 3 3
TRANS WIND DIR..SSE S S SSE ENE NE
TRANS SPD (M/S).5 4 2 1 1 1
DISPERSION IDX..67 4 2 2 2 2
LVORI...........1 3 6 7 8 10
SATURDAY
SKY/WEATHER.........SUNNY (10-20 PERCENT).
CHANCE OF PCPN......0 PERCENT.
MAX TEMPERATURE.....AROUND 84.
MIN HUMIDITY........36 PERCENT.
WIND (20 FT)........LIGHT WINDS BECOMING EAST 5 TO 8 MPH IN THE
LATE MORNING AND EARLY AFTERNOON, THEN SHIFTING
TO THE SOUTHEAST AROUND 8 MPH LATE IN THE
AFTERNOON.
MIXING HEIGHT.......7000 FT AGL.
MIXING HEIGHT (M)...91-2134 METERS AGL.
TRANSPORT WINDS.....NORTHEAST 6 TO 10 MPH SHIFTING TO THE SOUTHEAST
9 TO 12 MPH LATE IN THE MORNING.
TRANSPORT WINDS M/S.EAST 3 TO 5 METERS/SECOND.
DISPERSION INDEX....6 INCREASING TO 68.
LVORI...............5.
STABILITY CLASS.....2.
TIME (CDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM
SKY (%).........25 14 5 11 12 10
WEATHER COV.....
WEATHER TYPE....NONE NONE NONE NONE NONE NONE
TSTM COV........
CHC OF PCPN (%).0 0 0 0 0 0
TEMP............57 61 74 80 83 82
RH..............100 87 55 41 36 38
20 FT WIND DIR..NNE NE E ESE SE SSE
20 FT WIND SPD..2 3 6 7 9 9
20 FT WIND GUST.6 7 9 13 14 14
MIX HGT (FT)....300 800 3500 6300 6900 5000
MIX HGT (M).....90 240 1070 1920 2100 1520
TRANSP WIND DIR.NE NE E ESE ESE SE
TRANSP WIND SPD.6 7 10 10 9 10
TRANS WIND DIR..NE NE E ESE ESE SE
TRANS SPD (M/S).3 3 4 4 4 4
DISPERSION IDX..3 8 43 64 68 60
LVORI...........8 5 1 1 1 1
FORECASTER...29
REQUESTED BY...CLIFF WILLIS
TYPE OF REQUEST...PRESCRIBED
.TAG 2609955.0/MOB
.DELDT 04/10/26
.FORMATTERVERSION 2.0.0
.EMAIL CLIFTON.WILLIS@USDA.GOV
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