Spot Forecast
Issued by NWS Mobile, AL

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FNUS74 KMOB 191003
FWSMOB

Spot Forecast for Chick Cpt 439 440 441...USFS
National Weather Service Mobile AL
503 AM CDT Fri Apr 19 2024

Forecast is based on ignition time of 0800 CDT on April 19.
If conditions become unrepresentative...contact the National Weather
Service.

.DISCUSSION...Dry conditions are expected today with scattered
showers and storms over a portion of the area following for
Saturday. Afternoon relative humidity values remain above
critical levels today and Saturday. Transport winds will be
mostly southwesterly to westerly today and easterly to northerly
on Saturday. Dispersion index values will be fair to generally
good today and generally poor to fair on Saturday.

Fog potential and other remarks...Patchy to areas of fog are
expected tonight.

.REST OF TODAY...

Sky/weather.........Mostly sunny (40-50 percent). Patchy fog early
                    in the morning.
Chance of pcpn......0 percent.
LAL.................1.
Max temperature.....Around 88.
Min humidity........44 percent.
Wind (20 ft)........Light winds.
Mixing height.......5100 ft AGL.
Mixing height (m)...366-1554 meters AGL.
Transport winds.....Southwest 6 to 8 mph.
Transport winds m/s.Southwest 3 to 4 meters/second.
Dispersion index....14 increasing to 50.
LVORI...............4.
Stability class.....2.

TIME (CDT)      8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........69  69  60  49  37  30  31  25  25  26
Weather cov.....PTY
Weather type....FOG
Tstm cov........
Chc of pcpn (%).0   0   0   0   0   0   0   0   0   0
LAL.............1   1   1   1   1   1   1   1   1   1
Temp............69  72  75  79  83  84  86  88  88  88
RH..............97  90  81  71  60  56  51  47  44  45
20 FT wind dir..SW  SW  WSW WSW SW  SW  SW  WSW WSW WSW
20 FT wind spd..3   3   3   5   5   5   5   5   5   5
20 FT wind gust.6   6   6   7   7   7   7   7   8   7
Mix hgt (kft)...1.2 1.7 2.3 2.7 3.5 4.1 4.8 5.1 5.1 5.1
Mix hgt (km)....0.4 0.5 0.7 0.8 1.1 1.2 1.5 1.6 1.6 1.6
Transp wind dir.WSW WSW W   WSW SW  SW  SW  WSW WSW WSW
Transp wind spd.7   7   6   6   7   7   7   8   8   7
Trans wind dir..WSW WSW W   WSW SW  SW  SW  WSW WSW WSW
Trans spd (m/s).3   3   3   3   3   3   3   4   4   3
Dispersion idx..9   13  18  23  31  36  45  49  51  51
LVORI...........7   5   4   3   2   1   1   1   1   1

.TONIGHT...

Sky/weather.........Partly cloudy (35-45 percent) then becoming
                    mostly cloudy (60-70 percent). Patchy fog
                    overnight.
Chance of pcpn......10 percent.
LAL.................1.
Min temperature.....Around 65.
Max humidity........100 percent.
Wind (20 ft)........Light winds.
Mixing height.......400 ft AGL.
Mixing height (m)...122-1554 meters AGL.
Transport winds.....Southwest around 6 mph increasing to 6 to 8 mph
                    in the late evening and overnight, then
                    shifting to the northwest around 6 mph after 3
                    am.
Transport winds m/s.West around 3 meters/second shifting to the
                    southwest 3 to 4 meters/second early in the
                    evening, then shifting to the northwest around
                    3 meters/second after 3 am.
Dispersion index....51 decreasing to 4.
LVORI...............5.
Stability class.....4.

TIME (CDT)      6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
Sky (%).........31  40  37  40  50  57  59  60  61  63  64  68
Weather cov.....                            PTY PTY PTY PTY PTY
Weather type....                            FOG FOG FOG FOG FOG
Tstm cov........
Chc of pcpn (%).0   10  10  10  10  10  10  0   0   0   0   0
LAL.............1   1   1   1   1   1   1   1   1   1   1   1
Temp............87  84  78  75  73  71  70  69  68  67  66  66
RH..............48  56  68  75  81  86  92  93  93  100 100 100
20 FT wind dir..WSW WSW SW  SW  SW  SSW SSW SW  SW  SE  NW  N
20 FT wind spd..5   5   3   5   5   3   3   3   3   1   3   3
20 FT wind gust.7   7   6   7   7   6   6   6   6   2   5   6
Mix hgt (kft)...5.1 0.6 0.5 0.5 0.5 0.4 0.4 0.4 0.4 0.4 0.4 0.5
Mix hgt (km)....1.6 0.2 0.2 0.2 0.2 0.1 0.1 0.1 0.1 0.1 0.1 0.2
Transp wind dir.W   W   SSW SSW SSW SSW SSW SSW SW  WSW W   NW
Transp wind spd.6   6   6   8   8   7   6   6   6   6   6   6
Trans wind dir..W   W   SSW SSW SSW SSW SSW SSW SW  WSW W   NW
Trans spd (m/s).3   3   3   4   4   3   3   3   3   3   3   3
Dispersion idx..51  3   3   4   5   4   3   3   3   2   3   3
LVORI...........1   3   3   4   5   6   7   8   8   9   9   9

.SATURDAY...

Sky/weather.........Mostly cloudy (70-80 percent). Patchy fog early
                    in the morning. Slight chance of showers in the
                    morning. Slight chance of thunderstorms in the
                    late morning and afternoon. Chance of showers
                    in the afternoon.
Chance of pcpn......40 percent.
LAL.................1 until 1000, then 2.
Max temperature.....Around 81.
Min humidity........62 percent.
Wind (20 ft)........Light winds becoming northeast 5 to 6 mph in
                    the afternoon. Gusty and erratic winds expected
                    near thunderstorms in the late morning and
                    afternoon.
Mixing height.......2300 ft AGL.
Mixing height (m)...152-701 meters AGL.
Transport winds.....Northeast 5 to 7 mph increasing to 6 to 9 mph
                    in the afternoon.
Transport winds m/s.Northeast 3 to 4 meters/second.
Dispersion index....7 increasing to 17 in the late morning and
                    afternoon.
LVORI...............6.
Stability class.....2.

TIME (CDT)      6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........70  75  77  79  82  82  81  81  79  77  76  77
Weather cov.....PTY SCH SCH SCH SCH SCH SCH CHC CHC CHC CHC CHC
Weather type....FOG RW  RW  RW  RW  RW  RW  RW  RW  RW  RW  RW
Tstm cov........                SCH SCH SCH SCH SCH SCH SCH SCH
Chc of pcpn (%).0   20  20  20  20  20  20  40  40  40  40  40
LAL.............1   1   1   1   2   2   2   2   2   2   2   2
Temp............66  65  67  72  74  77  80  80  81  81  81  79
RH..............97  100 97  89  82  74  67  66  65  62  63  67
20 FT wind dir..NE  NE  NE  NE  NNE NNE NE  NE  NE  NNE NNE NNE
20 FT wind spd..3   3   3   5   5   5   6   6   6   6   7   7
20 FT wind gust.6   6   6   7   7   7   9   9   9   9   10  10
Mix hgt (kft)...0.5 0.9 1.0 1.1 1.7 2.0 2.2 2.3 2.2 2.1 2.0 2.0
Mix hgt (km)....0.2 0.3 0.3 0.3 0.5 0.6 0.7 0.7 0.7 0.6 0.6 0.6
Transp wind dir.N   NNE NNE NE  NE  NE  ENE E   ENE NE  NNE NNE
Transp wind spd.5   6   6   7   6   6   6   6   7   8   9   9
Trans wind dir..N   NNE NNE NE  NE  NE  ENE E   ENE NE  NNE NNE
Trans spd (m/s).2   3   3   3   3   3   3   3   3   4   4   4
Dispersion idx..3   9   8   10  13  15  16  17  18  19  21  21
LVORI...........9   8   8   5   4   3   3   2   2   2   2   3

$$
Forecaster...13
Requested by...Ryan Barnett
Type of request...PRESCRIBED
.TAG 2411356.0/MOB
.DELDT 04/19/24
.FormatterVersion 2.0.0
.EMAIL ryan.barnett@usda.gov
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