572
FNUS74 KMOB 151951
FWSMOB
SPOT FORECAST FOR CHICK 377 378...USFS
NATIONAL WEATHER SERVICE MOBILE AL
151 PM CST SAT FEB 15 2020
FORECAST IS BASED ON IGNITION TIME OF 1400 CST ON FEBRUARY 15.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
...LOW DISPERSION INDEX AROUND 18 EXPECTED SUNDAY OVER THE BURN AREA...
DISCUSSION
DRY CONDITIONS THIS AFTERNOON AND EARLY EVENING WILL BE
FOLLOWED BY SCATTERED SHOWERS DEVELOPING LATER TONIGHT. SCATTERED
SHOWERS ARE EXPECTED TO CONTINUE ON SUNDAY. RELATIVE HUMIDITY VALUES
THIS AFTERNOON WILL BE DOWN TO 20 PERCENT, THEN MUCH HIGHER RELATIVE
HUMIDITY VALUES ARE EXPECTED ON SUNDAY WITH MINIMUM VALUES NEAR 70
PERCENT. DISPERSION VALUES WILL BE GENERALLY GOOD THIS AFTERNOON AND
GENERALLY POOR ON SUNDAY. TRANSPORT WINDS WILL BE SOUTHEASTERLY THIS
AFTERNOON AND SUNDAY.
FOG POTENTIAL AND OTHER REMARKS...FOG DEVELOPMENT IS NOT EXPECTED
TONIGHT.
REST OF TODAY
SKY/WEATHER.........SUNNY (15-25 PERCENT).
CHANCE OF PCPN......10 PERCENT.
LAL.................NO TSTMS.
MAX TEMPERATURE.....AROUND 65.
MIN HUMIDITY........20 PERCENT.
WIND (20 FT)........SOUTHEAST WINDS AROUND 7 MPH
BECOMING LIGHT.
MIXING HEIGHT.......4000 FT AGL.
MIXING HEIGHT (M)...1128-1219 METERS AGL.
TRANSPORT WINDS.....SOUTHEAST 9 TO 12 MPH.
TRANSPORT WINDS M/S.SOUTHEAST 4 TO 5 METERS/SECOND.
DISPERSION INDEX....50.
LVORI...............1.
STABILITY CLASS.....2.
TIME (CST) 2PM 3PM 4PM 5PM
SKY (%).........6 8 19 29
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CHC OF PCPN (%).0 0 0 10
LAL.............1 1 1 1
TEMP............64 65 64 60
RH..............23 21 22 26
20 FT WIND DIR..ESE SE SE SE
20 FT WIND SPD..7 7 6 5
20 FT WIND GUST.10 10 10 8
MIX HGT (KFT)...3.7 4.0 4.0 4.0
MIX HGT (KM)....1.1 1.2 1.2 1.2
TRANSP WIND DIR.SE SE SE SE
TRANSP WIND SPD.10 10 10 12
TRANS WIND DIR..SE SE SE SE
TRANS SPD (M/S).4 4 4 5
DISPERSION IDX..47 46 49 54
LVORI...........1 1 1 1
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (40-50 PERCENT) THEN BECOMING
MOSTLY CLOUDY (65-75 PERCENT). SLIGHT CHANCE OF
RAIN SHOWERS IN THE EVENING, THEN RAIN SHOWERS
LIKELY OVERNIGHT.
CHANCE OF PCPN......60 PERCENT.
LAL.................NO TSTMS.
MIN TEMPERATURE.....AROUND 45.
MAX HUMIDITY........100 PERCENT.
WIND (20 FT)........LIGHT WINDS.
MIXING HEIGHT.......300 FT AGL.
MIXING HEIGHT (M)...91-396 METERS AGL.
TRANSPORT WINDS.....SOUTHEAST 5 TO 14 MPH SHIFTING TO THE EAST
AROUND 3 MPH EARLY IN THE MORNING.
TRANSPORT WINDS M/S.SOUTHEAST 2 TO 6 METERS/SECOND SHIFTING TO THE
EAST EARLY IN THE MORNING.
DISPERSION INDEX....4.
LVORI...............4.
STABILITY CLASS.....4.
TIME (CST) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........39 43 48 52 60 68 76 80 85 90 91 91
WEATHER COV..... SCH SCH SCH CHC CHC LKY CHC CHC
WEATHER TYPE.... RW RW RW RW RW RW RW RW
TSTM COV........
CHC OF PCPN (%).10 10 10 10 20 20 20 30 40 60 50 50
LAL.............1 1 1 1 1 1 1 1 1 1 1 1
TEMP............54 51 50 49 49 48 48 48 48 48 47 46
RH..............46 56 56 63 68 68 71 74 76 74 83 86
20 FT WIND DIR..SE SSE SSE SSE SSE SE SE SE E E E E
20 FT WIND SPD..4 4 3 3 3 2 2 1 1 1 2 3
20 FT WIND GUST.5 5 6 6 6 5 5 5 4 4 4 6
MIX HGT (KFT)...1.3 0.8 0.8 0.8 0.7 0.6 0.5 0.5 0.5 0.4 0.4 0.3
MIX HGT (KM)....0.4 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.1 0.1 0.1
TRANSP WIND DIR.SSE SSE SSE SSE SSE S S SSE SE SE ESE E
TRANSP WIND SPD.13 14 14 13 12 9 7 6 5 5 5 3
TRANS WIND DIR..SSE SSE SSE SSE SSE S S SSE SE SE ESE E
TRANS SPD (M/S).6 6 6 6 5 4 3 3 2 2 2 1
DISPERSION IDX..5 6 6 5 5 4 3 3 2 2 2 2
LVORI...........2 3 3 3 3 3 3 3 4 4 5 5
SUNDAY
SKY/WEATHER.........CLOUDY (85-95 PERCENT). CHANCE OF RAIN SHOWERS,
THEN SLIGHT CHANCE OF RAIN SHOWERS LATE IN THE
AFTERNOON.
CHANCE OF PCPN......50 PERCENT.
LAL.................NO TSTMS.
MAX TEMPERATURE.....AROUND 62.
MIN HUMIDITY........67 PERCENT.
WIND (20 FT)........LIGHT WINDS.
MIXING HEIGHT.......1600 FT AGL.
MIXING HEIGHT (M)...91-488 METERS AGL.
TRANSPORT WINDS.....SOUTHEAST 5 TO 10 MPH.
TRANSPORT WINDS M/S.SOUTHEAST 2 TO 4 METERS/SECOND.
DISPERSION INDEX....9 INCREASING TO 15 LATE IN THE AFTERNOON.
LVORI...............5.
STABILITY CLASS.....2.
TIME (CST) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........92 93 93 94 95 95 96 93 90 87 84 81
WEATHER COV.....CHC CHC CHC CHC CHC CHC CHC CHC CHC CHC CHC SCH
WEATHER TYPE....RW RW RW RW RW RW RW RW RW RW RW RW
TSTM COV........
CHC OF PCPN (%).40 40 40 50 40 40 40 40 40 30 30 20
LAL.............1 1 1 1 1 1 1 1 1 1 1 1
TEMP............45 45 46 49 52 54 56 59 60 62 61 60
RH..............93 96 100 93 86 89 80 77 72 70 67 80
20 FT WIND DIR..E E ESE ESE ESE ESE ESE SE SE SE SE ESE
20 FT WIND SPD..4 4 4 4 4 4 4 4 3 3 3 3
20 FT WIND GUST.6 6 6 7 7 6 6 7 6 6 6 5
MIX HGT (KFT)...0.3 0.3 0.4 0.4 0.7 0.9 1.2 1.3 1.5 1.6 1.6 1.6
MIX HGT (KM)....0.1 0.1 0.1 0.1 0.2 0.3 0.4 0.4 0.5 0.5 0.5 0.5
TRANSP WIND DIR.E E E ESE ESE SE SSE SSE SSE SSE SSE SE
TRANSP WIND SPD.5 7 9 10 10 10 9 9 8 8 7 6
TRANS WIND DIR..E E E ESE ESE SE SSE SSE SSE SSE SSE SE
TRANS SPD (M/S).2 3 4 4 4 4 4 4 4 4 3 3
DISPERSION IDX..4 4 6 7 7 9 11 13 15 16 15 13
LVORI...........6 6 6 5 4 4 4 4 3 3 3 4
FORECASTER...29
REQUESTED BY...RODNEY LANDRUM
TYPE OF REQUEST...PRESCRIBED
.TAG 2002346.1/MOB
.DELDT 02/15/20
.FORMATTERVERSION 1.0.26
.EMAIL RODNEY.LANDRUM@USDA.GOV
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