341
FNUS74 KMOB 181016
FWSMOB
SPOT FORECAST FOR DESOTO BLOCK 9365 C-605/606...USFS
NATIONAL WEATHER SERVICE MOBILE AL
516 AM CDT SAT APR 18 2026
FORECAST IS BASED ON IGNITION TIME OF 0700 CDT ON APRIL 18.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL
WEATHER SERVICE.
...HIGH DISPERSION INDEX AROUND 90 EXPECTED SUNDAY OVER THE BURN
AREA...
DISCUSSION
THERE IS A 70% CHANCE OF RAIN TONIGHT, AND A 70%
CHANCE OF RAIN EARLY SUNDAY MORNING. FOR TODAY, THE MINIMUM
RELATIVE HUMIDITY IS NEAR 45%, TRANSPORT WINDS WILL BE MOSTLY
SOUTHWESTERLY, AND DISPERSION VALUES WILL BE GENERALLY GOOD.
FOR SUNDAY, THE MINIMUM RELATIVE HUMIDITY IS NEAR 25%, 20 FT
WIND GUSTS WILL BE UP TO NEAR 30 MPH, TRANSPORT WINDS WILL BE
MOSTLY NORTH-NORTHEASTERLY, AND DISPERSION VALUES WILL BE GOOD.
FOG POTENTIAL AND OTHER REMARKS...FOG IS POSSIBLE THIS MORNING.
TODAY
SKY/WEATHER.........PARTLY SUNNY (55-65 PERCENT). PATCHY FOG EARLY
IN THE MORNING.
CHANCE OF PCPN......0 PERCENT.
MAX TEMPERATURE.....AROUND 86.
MIN HUMIDITY........46 PERCENT.
WIND (20 FT)........LIGHT WINDS BECOMING SOUTHWEST 5 TO 7 MPH LATE
IN THE MORNING.
MIXING HEIGHT.......5900 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 5 TO 10 MPH.
DISPERSION INDEX....5 INCREASING TO 53 EARLY AFTERNOON DECREASING
TO 48 LATE IN THE AFTERNOON.
TIME (CDT) 7 AM 9 AM 11 AM 1 PM 3 PM 5 PM
SKY (%).........60 53 52 59 64 57
WEATHER COV.....PATCHY
WEATHER TYPE....FOG NONE NONE NONE NONE NONE
TSTM COV........
CHC OF PCPN (%).0 0 0 0 0 0
TEMP............61 70 80 83 84 84
RH..............100 84 56 49 48 49
20 FT WIND DIR..SSW SSW SW SW SSW SSW
20 FT WIND SPD..2 2 6 7 8 8
20 FT WIND GUST.5 7 10 12 13 13
MIX HGT (FT)....300 2700 4300 5700 5900 4800
TRANSP WIND DIR.SSW SW WSW WSW WSW SSW
TRANSP WIND SPD.5 10 9 8 8 10
DISPERSION IDX..5 34 49 53 49 50
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY (70-80 PERCENT). CHANCE OF RAIN
SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS IN
THE LATE EVENING AND OVERNIGHT. RAIN SHOWERS
LIKELY AND CHANCE OF THUNDERSTORMS AFTER 3 AM.
CHANCE OF PCPN......70 PERCENT.
MIN TEMPERATURE.....AROUND 51.
MAX HUMIDITY........93 PERCENT.
WIND (20 FT)........SOUTH WINDS 5 TO 6 MPH EARLY IN THE EVENING
BECOMING LIGHT, THEN BECOMING NORTH 5 TO 14 MPH
WITH GUSTS TO AROUND 26 MPH OVERNIGHT. GUSTY
AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS
IN THE LATE EVENING AND OVERNIGHT.
MIXING HEIGHT.......600 FT AGL.
TRANSPORT WINDS.....SOUTH 7 TO 13 MPH SHIFTING TO THE WEST LATE IN
THE EVENING, THEN SHIFTING TO THE NORTH 12 TO
17 MPH OVERNIGHT INCREASING TO 22 TO 28 MPH
AFTER 3 AM.
DISPERSION INDEX....54 DECREASING TO 7 IN THE EVENING AND
OVERNIGHT, THEN INCREASING TO 22 OVERNIGHT
INCREASING TO 32 EARLY IN THE MORNING.
TIME (CDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM
SKY (%).........58 78 90 89 93 91
WEATHER COV..... CHANCE CHANCE CHANCE LIKELY
WEATHER TYPE....NONE NONE RNSHWR RNSHWR RNSHWR RNSHWR
TSTM COV........ S CHC S CHC S CHC CHANCE
CHC OF PCPN (%).0 10 30 30 40 70
TEMP............82 75 72 70 66 61
RH..............55 71 84 87 90 90
20 FT WIND DIR..SSW S WSW NW N N
20 FT WIND SPD..7 6 3 5 8 14
20 FT WIND GUST.12 10 9 13 17 25
MIX HGT (FT)....4800 600 600 1000 1200 1400
TRANSP WIND DIR.S S SSW N N N
TRANSP WIND SPD.13 10 7 12 17 23
DISPERSION IDX..54 7 4 8 18 26
SUNDAY
SKY/WEATHER.........MOSTLY CLOUDY (65-75 PERCENT) THEN BECOMING
MOSTLY SUNNY (40-50 PERCENT). RAIN SHOWERS
LIKELY AND CHANCE OF THUNDERSTORMS EARLY IN THE
MORNING, THEN SLIGHT CHANCE OF RAIN SHOWERS IN
THE MORNING.
CHANCE OF PCPN......70 PERCENT.
MAX TEMPERATURE.....AROUND 72.
MIN HUMIDITY........29 PERCENT.
WIND (20 FT)........NORTH WINDS 9 TO 16 MPH WITH GUSTS TO AROUND 30
MPH. GUSTY AND ERRATIC WINDS EXPECTED NEAR
THUNDERSTORMS EARLY IN THE MORNING.
MIXING HEIGHT.......4600 FT AGL.
TRANSPORT WINDS.....NORTHEAST 21 TO 28 MPH DECREASING TO AROUND 18
MPH LATE IN THE AFTERNOON.
DISPERSION INDEX....28 INCREASING TO 90.
TIME (CDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM
SKY (%).........83 90 83 73 61 47
WEATHER COV.....LIKELY S CHC S CHC S CHC
WEATHER TYPE....RNSHWR RNSHWR RNSHWR RNSHWR NONE NONE
TSTM COV........CHANCE
CHC OF PCPN (%).70 20 20 20 0 0
TEMP............54 51 57 64 69 71
RH..............93 89 69 45 30 25
20 FT WIND DIR..N N NNE NNE NNE NNE
20 FT WIND SPD..16 18 18 16 15 14
20 FT WIND GUST.29 30 28 25 24 22
MIX HGT (FT)....1200 1400 2000 3200 4300 4500
TRANSP WIND DIR.N NNE NNE NNE NNE NNE
TRANSP WIND SPD.28 23 24 24 23 21
DISPERSION IDX..28 36 49 61 90 83
FORECASTER...22
REQUESTED BY...CLIFF WILLIS
TYPE OF REQUEST...PRESCRIBED
.TAG 2610140.5/MOB
.DELDT 04/18/26
.FORMATTERVERSION 2.0.0
.EMAIL CLIFTON.WILLIS@USDA.GOV
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