Spot Forecast Issued by NWS Mobile, AL
000
FNUS74 KMOB 201149
FWSMOB
Spot Forecast for Desoto Block 6509 SW...USFS
National Weather Service Mobile AL
649 AM CDT Sat Apr 20 2024
Forecast is based on ignition time of 1000 CDT on April 20.
If conditions become unrepresentative...contact the National Weather
Service.
.DISCUSSION...Showers will continue to stream over the burn site this
morning with coverage increasing this afternoon. Strong storms with gusty,
erratic winds and heavy rain are possible this afternoon at the burn site.
Another round of heavy rain is expected early Sunday into the afternoon
behind a cold front. Gusty northerly winds are expected Sunday with gusts
up to 15-20 knots in the afternoon.
Fog potential and other remarks...Patchy fog is possible in this morning,
but not likely given the rain showers already moving overhead. No fog is
expected Saturday night into Sunday behind the cold front.
.REST OF TODAY...
Sky/weather.........Mostly cloudy (70-80 percent). Slight chance of
showers and thunderstorms late in the morning,
then showers likely and chance of thunderstorms
in the afternoon.
Chance of pcpn......60 percent.
LAL.................2 until 1300, then 3.
Max temperature.....Around 82.
Min humidity........67 percent.
Wind (20 ft)........Light winds becoming northeast around 5 mph
late in the afternoon, then becoming light late
in the afternoon. Gusty and erratic winds
expected near thunderstorms late in the
morning. Gusty and erratic winds expected near
thunderstorms in the afternoon.
Mixing height.......2900 ft AGL.
Mixing height (m)...549-884 meters AGL.
Transport winds.....Northeast 5 to 6 mph shifting to the east
around 8 mph.
Transport winds m/s.Northeast 2 to 3 meters/second shifting to the
east around 4 meters/second.
Dispersion index....18 increasing to 23 late in the afternoon.
LVORI...............4.
Stability class.....2.
TIME (CDT) 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........77 75 77 78 73 77 75 71
Weather cov.....SCH SCH SCH CHC CHC CHC LKY LKY
Weather type....RW RW RW RW RW RW RW RW
Tstm cov........SCH SCH SCH CHC CHC CHC CHC CHC
Chc of pcpn (%).20 20 20 50 50 50 60 60
LAL.............2 2 2 3 3 3 3 3
Temp............77 78 80 81 81 81 79 78
RH..............79 76 72 67 69 67 72 71
20 FT wind dir..NNE NE NE NE NNE NE ENE E
20 FT wind spd..3 3 5 6 6 6 6 5
20 FT wind gust.6 6 7 9 9 9 9 8
Mix hgt (kft)...2.0 2.5 2.9 2.9 2.7 2.4 1.8 1.8
Mix hgt (km)....0.6 0.8 0.9 0.9 0.8 0.7 0.5 0.5
Transp wind dir.NNE ENE ESE E NNE ENE NE E
Transp wind spd.5 6 6 8 8 8 8 8
Trans spd (m/s).2 3 3 4 4 4 4 4
Dispersion idx..14 16 19 22 24 23 21 21
LVORI...........4 3 3 3 3 3 3 3
.TONIGHT...
Sky/weather.........Mostly cloudy (75-85 percent). Rain showers
likely and chance of thunderstorms in the
evening, then chance of rain showers and slight
chance of thunderstorms overnight.
Chance of pcpn......60 percent.
LAL.................3 until 1900, then 2 until 0100, then 1.
Min temperature.....Around 56.
Max humidity........97 percent.
Wind (20 ft)........Light winds becoming north 5 to 6 mph after 3
am. Gusty and erratic winds expected near
thunderstorms early in the evening. Gusty and
erratic winds expected near thunderstorms in
the evening.
Mixing height.......900 ft AGL.
Mixing height (m)...274-549 meters AGL.
Transport winds.....Northeast 7 to 12 mph.
Transport winds m/s.Northeast 3 to 5 meters/second.
Dispersion index....21 decreasing to 7.
LVORI...............5.
Stability class.....4.
TIME (CDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM
Sky (%).........79 85 78 84 81 81
Weather cov.....LIKELY CHANCE S CHC S CHC CHANCE CHANCE
Weather type....RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR
Tstm cov........CHANCE S CHC S CHC S CHC
Chc of pcpn (%).60 50 20 20 50 40
LAL.............3 2 2 2 1 1
Temp............73 69 66 65 63 61
RH..............84 93 97 97 93 97
20 FT wind dir..NE ENE NE NE NNE N
20 FT wind spd..5 5 5 3 5 6
20 FT wind gust.7 7 7 6 7 9
Mix hgt (ft)....1800 1000 1000 1000 1100 1300
Mix hgt (m).....550 300 300 300 340 400
Transp wind dir.NE ENE NE ENE N N
Transp wind spd.7 9 9 8 7 10
Trans spd (m/s).3 4 4 4 3 4
Dispersion idx..21 5 5 5 4 7
LVORI...........3 6 6 7 7 6
.SUNDAY...
Sky/weather.........Mostly cloudy (75-85 percent). Chance of rain
showers early in the morning, then rain showers
likely in the morning. Chance of rain showers
in the afternoon.
Chance of pcpn......60 percent.
LAL.................1.
Max temperature.....Around 62.
Min humidity........62 percent.
Wind (20 ft)........North winds 6 to 12 mph.
Mixing height.......2900 ft AGL.
Mixing height (m)...396-884 meters AGL.
Transport winds.....North 13 to 18 mph.
Transport winds m/s.North 6 to 8 meters/second.
Dispersion index....11 increasing to 41.
LVORI...............4.
Stability class.....3.
TIME (CDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM
Sky (%).........85 87 89 91 88 77
Weather cov.....CHANCE LIKELY LIKELY LIKELY CHANCE CHANCE
Weather type....RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR
Tstm cov........
Chc of pcpn (%).40 60 60 60 40 40
LAL.............1 1 1 1 1 1
Temp............57 56 56 56 57 59
RH..............96 96 90 86 83 75
20 FT wind dir..NNE NNE NNE NNE NNE N
20 FT wind spd..7 9 12 13 13 13
20 FT wind gust.10 14 17 20 20 20
Mix hgt (ft)....1300 1500 1900 2100 2500 2900
Mix hgt (m).....400 460 580 640 760 880
Transp wind dir.NNE NNE NNE N N N
Transp wind spd.13 16 18 18 17 18
Trans spd (m/s).6 7 8 8 8 8
Dispersion idx..11 30 34 35 38 44
LVORI...........6 4 4 4 3 2
$$
Forecaster...7
Requested by...Cliff Willis
Type of request...PRESCRIBED
.TAG 2411167.4/MOB
.DELDT 04/20/24
.FormatterVersion 2.0.0
.EMAIL clifton.willis@usda.gov