856
FNUS74 KMOB 031856
FWSMOB
SPOT FORECAST FOR DESOTO BB 8301 KNOB CREEK...USFS
NATIONAL WEATHER SERVICE MOBILE AL
156 PM CDT WED JUN 3 2026
FORECAST IS BASED ON IGNITION TIME OF 0800 CDT ON JUNE 04.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
...HIGH DISPERSION INDEX AROUND 80 EXPECTED THURSDAY OVER THE
BURN AREA...
...HIGH DISPERSION INDEX AROUND 76 EXPECTED FRIDAY OVER THE BURN
AREA...
DISCUSSION
DRIER CONDITIONS SHOULD PREVAIL THROUGH MOST OF THE
FORECAST WITH THE RAIN CHANCES RETURNING FRIDAY AFTERNOON WITH A
SCATTERED SHOWER OR THUNDERSTORM POSSIBLE. THERE IS A 30% CHANCE
OF RAIN FRIDAY. MINIMUM RELATIVE HUMIDITY VALUES WILL BE NEAR
40% ON THURSDAY AND 60% ON FRIDAY. 20 FT WIND GUSTS WILL BE UP TO
NEAR 20 MPH OUT OF THE EAST ON THURSDAY AND 25 MPH OUT OF THE
SOUTHEAST ON FRIDAY. TRANSPORT WINDS WILL BE MOSTLY EASTERLY
BECOMING MORE SOUTHEASTERLY BY FRIDAY AFTERNOON. AFTERNOON
DISPERSION VALUES WILL BE GOOD BOTH DAYS.
FOG POTENTIAL AND OTHER REMARKS...FOG IS NOT EXPECTED.
THURSDAY
SKY/WEATHER.........MOSTLY SUNNY (45-55 PERCENT).
CHANCE OF PCPN......0 PERCENT.
MAX TEMPERATURE.....AROUND 83.
MIN HUMIDITY........41 PERCENT.
WIND (20 FT)........EAST WINDS 6 TO 8 MPH. GUSTS UP TO 20 MPH LATE
IN THE MORNING.
MIXING HEIGHT.......4800 FT AGL.
MIXING HEIGHT (M)...335-1463 METERS AGL.
TRANSPORT WINDS.....EAST 13 TO 16 MPH.
TRANSPORT WINDS M/S.EAST 6 TO 7 METERS/SECOND.
DISPERSION INDEX....20 INCREASING TO 37 LATE IN THE MORNING, THEN
INCREASING TO 54 LATE IN THE MORNING INCREASING
TO 70 EARLY IN THE AFTERNOON INCREASING TO 80
DECREASING TO 69 LATE IN THE AFTERNOON.
LVORI...............2.
STABILITY CLASS.....2.
TIME (CDT) 8 AM 10 AM NOON 2 PM 4 PM
SKY (%).........31 67 34 40 45
WEATHER COV.....
WEATHER TYPE....NONE NONE NONE NONE NONE
TSTM COV........
CHC OF PCPN (%).0 0 0 0 0
TEMP............67 74 79 81 83
RH..............73 59 49 44 41
20 FT WIND DIR..E E E E E
20 FT WIND SPD..8 9 9 8 8
20 FT WIND GUST.17 18 20 20 17
MIX HGT (FT)....1100 2000 3200 4500 4800
MIX HGT (M).....340 610 980 1370 1460
TRANSP WIND DIR.E E E E E
TRANSP WIND SPD.14 15 15 16 14
TRANS WIND DIR..E E E E E
TRANS SPD (M/S).6 7 7 7 6
DISPERSION IDX..20 41 58 80 76
LVORI...........3 1 1 1 1
THURSDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY (55-65 PERCENT) THEN BECOMING
PARTLY CLOUDY (40-50 PERCENT) THEN BECOMING
MOSTLY CLOUDY (50-60 PERCENT) THEN BECOMING
PARTLY CLOUDY (25-35 PERCENT).
CHANCE OF PCPN......0 PERCENT.
MIN TEMPERATURE.....AROUND 65.
MAX HUMIDITY........87 PERCENT.
WIND (20 FT)........EAST WINDS AROUND 6 MPH EARLY IN THE EVENING
BECOMING LIGHT, THEN BECOMING EAST AROUND 5 MPH
EARLY IN THE MORNING.
MIXING HEIGHT.......400 FT AGL.
MIXING HEIGHT (M)...122-1463 METERS AGL.
TRANSPORT WINDS.....EAST 8 TO 13 MPH.
TRANSPORT WINDS M/S.EAST 4 TO 6 METERS/SECOND.
DISPERSION INDEX....69 DECREASING TO 6.
LVORI...............3.
STABILITY CLASS.....4.
TIME (CDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM
SKY (%).........58 60 63 49 19 24
WEATHER COV.....
WEATHER TYPE....NONE NONE NONE NONE NONE NONE
TSTM COV........
CHC OF PCPN (%).0 0 0 0 0 0
TEMP............81 72 68 66 65 65
RH..............47 68 78 81 84 84
20 FT WIND DIR..ESE ESE ESE E E E
20 FT WIND SPD..7 3 3 3 3 5
20 FT WIND GUST.14 10 9 9 9 12
MIX HGT (FT)....4800 400 400 400 400 400
MIX HGT (M).....1460 120 120 120 120 120
TRANSP WIND DIR.ESE ESE ESE E E E
TRANSP WIND SPD.13 10 9 8 9 9
TRANS WIND DIR..ESE ESE ESE E E E
TRANS SPD (M/S).6 4 4 4 4 4
DISPERSION IDX..69 5 4 4 4 4
LVORI...........1 3 4 5 5 5
FRIDAY
SKY/WEATHER.........SUNNY (20-30 PERCENT) THEN BECOMING PARTLY
SUNNY (50-60 PERCENT). SLIGHT CHANCE OF SHOWERS
IN THE MORNING. SLIGHT CHANCE OF THUNDERSTORMS
LATE IN THE MORNING, THEN CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON.
CHANCE OF PCPN......30 PERCENT.
MAX TEMPERATURE.....AROUND 85.
MIN HUMIDITY........61 PERCENT.
WIND (20 FT)........EAST WINDS 5 TO 9 MPH WITH GUSTS TO AROUND 23
MPH SHIFTING TO THE SOUTHEAST AROUND 9 MPH WITH
GUSTS TO AROUND 22 MPH LATE IN THE AFTERNOON.
GUSTY AND ERRATIC WINDS EXPECTED NEAR
THUNDERSTORMS IN THE LATE MORNING AND
AFTERNOON.
MIXING HEIGHT.......4400 FT AGL.
MIXING HEIGHT (M)...122-1341 METERS AGL.
TRANSPORT WINDS.....EAST 9 TO 18 MPH SHIFTING TO THE SOUTHEAST 16
TO 17 MPH IN THE AFTERNOON.
TRANSPORT WINDS M/S.SOUTHEAST 4 TO 8 METERS/SECOND.
DISPERSION INDEX....7 INCREASING TO 16 EARLY IN THE MORNING, THEN
INCREASING TO 41 LATE IN THE MORNING INCREASING
TO 77 LATE IN THE MORNING DECREASING TO 63
INCREASING TO 73 LATE IN THE AFTERNOON.
LVORI...............4.
STABILITY CLASS.....2.
TIME (CDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM
SKY (%).........19 5 35 53 58 51
WEATHER COV..... S CHC S CHC S CHC CHANCE CHANCE
WEATHER TYPE....NONE RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR
TSTM COV........ S CHC S CHC CHANCE CHANCE
CHC OF PCPN (%).0 20 20 20 30 30
TEMP............65 69 78 81 83 84
RH..............87 84 69 67 63 61
20 FT WIND DIR..ENE E E ESE ESE SE
20 FT WIND SPD..6 7 9 10 10 10
20 FT WIND GUST.14 16 20 22 23 22
MIX HGT (FT)....400 1100 3500 4100 4300 4300
MIX HGT (M).....120 340 1070 1250 1310 1310
TRANSP WIND DIR.ENE E ESE SE SE SE
TRANSP WIND SPD.9 12 17 17 17 17
TRANS WIND DIR..ENE E ESE SE SE SE
TRANS SPD (M/S).4 5 8 8 8 8
DISPERSION IDX..4 16 73 76 67 71
LVORI...........6 4 1 1 1 1
FORECASTER...8
REQUESTED BY...JODY ROGERS
TYPE OF REQUEST...PRESCRIBED
.TAG 2614909.0/MOB
.DELDT 06/03/26
.FORMATTERVERSION 2.0.0
.EMAIL JOSEPH.ROGERS@USDA.GOV
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