Spot Forecast
Issued by NWS Mobile, AL

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25
000
FNUS74 KMOB 281109
FWSMOB

Spot Forecast for Billy Fire...USFS
National Weather Service Mobile AL
609 AM CDT Thu Mar 28 2024

Forecast is based on forecast start time of 1000 CDT on March 28.
If conditions become unrepresentative...contact the National Weather
Service.

...HIGH DISPERSION INDEX AROUND 86 EXPECTED THIS AFTERNOON OVER THE
BURN AREA...

.DISCUSSION...Dry conditions are expected today and Friday. Afternoon
relative humidity values drop to at least 20-25 percent over the burn
area both this afternoon and Friday afternoon, and could potentially
drop into the upper teens in some locations. Transport winds will be
mostly northerly today and tonight and then turn more southerly on
Friday. Dispersion index values will be good both today and Friday.

Fog potential and other remarks...No fog is not expected tonight or
early Friday morning. No impactful windshift is expected today or
tonight, generally northerly flow through that period, but shifting
more southerly on Friday.

.REST OF TODAY...

Sky/weather.........Sunny (0-5 percent).
Chance of pcpn......0 percent.
LAL.................1.
Max temperature.....Around 71.
Min humidity........23 percent.
Wind (20 ft)........North winds 7 to 9 mph.
Mixing height.......5500 ft AGL.
Mixing height (m)...579-1676 meters AGL.
Transport winds.....North 13 to 17 mph.
Transport winds m/s.North 6 to 8 meters/second.
Dispersion index....41 increasing to 86.
LVORI...............1.
Stability class.....2.

TIME (CDT)      10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........1   1   1   1   1   1   1   1
Weather cov.....
Weather type....
Tstm cov........
Chc of pcpn (%).0   0   0   0   0   0   0   0
LAL.............1   1   1   1   1   1   1   1
Temp............57  61  63  67  69  70  71  70
RH..............43  36  32  27  24  23  23  25
20 FT wind dir..N   N   N   N   N   N   N   N
20 FT wind spd..9   10  10  10  10  10  9   8
20 FT wind gust.16  16  16  16  15  15  14  12
Mix hgt (kft)...1.9 2.6 3.6 4.8 5.2 5.5 5.5 5.5
Mix hgt (km)....0.6 0.8 1.1 1.5 1.6 1.7 1.7 1.7
Transp wind dir.NNE NNE N   N   N   N   N   N
Transp wind spd.17  17  17  16  15  14  14  13
Trans wind dir..NNE NNE N   N   N   N   N   N
Trans spd (m/s).8   8   8   7   7   6   6   6
Dispersion idx..41  55  71  85  87  86  85  85
LVORI...........1   1   1   1   1   1   1   1

.TONIGHT...

Sky/weather.........Clear (0-5 percent).
Chance of pcpn......0 percent.
LAL.................1.
Min temperature.....Around 42.
Max humidity........76 percent.
Wind (20 ft)........North winds around 5 mph early in the evening
                    becoming light.
Mixing height.......400 ft AGL.
Mixing height (m)...122-1676 meters AGL.
Transport winds.....North 5 to 13 mph shifting to the east around 5
                    mph after 3 am.
Transport winds m/s.North around 6 meters/second shifting to the
                    northeast around 2 meters/second after 3 am.
Dispersion index....85 decreasing to 3.
LVORI...............3.
Stability class.....4.

TIME (CDT)      6 PM   8 PM   10 PM  MIDNGT 2 AM   4 AM
Sky (%).........0      0      0      0      0      0
Weather cov.....
Weather type....NONE   NONE   NONE   NONE   NONE   NONE
Tstm cov........
Chc of pcpn (%).0      0      0      0      0      0
LAL.............1      1      1      1      1      1
Temp............67     58     51     48     46     44
RH..............30     47     66     74     76     76
20 FT wind dir..N      N      N      N      NNE    SE
20 FT wind spd..6      3      2      1      1      1
20 FT wind gust.9      6      3      2      2
Mix hgt (ft)....5500   400    400    400    400    400
Mix hgt (m).....1680   120    120    120    120    120
Transp wind dir.N      NNW    N      N      NE     ENE
Transp wind spd.13     8      7      5      5      5
Trans wind dir..N      NNW    N      N      NE     ENE
Trans spd (m/s).6      4      3      2      2      2
Dispersion idx..85     3      3      3      2      2
LVORI...........1      2      3      3      3      4

.FRIDAY...

Sky/weather.........Sunny (5-15 percent).
Chance of pcpn......0 percent.
LAL.................1.
Max temperature.....Around 75.
Min humidity........23 percent.
Wind (20 ft)........Light winds becoming south 5 to 7 mph in the
                    afternoon.
Mixing height.......5800 ft AGL.
Mixing height (m)...122-1768 meters AGL.
Transport winds.....East 5 to 9 mph shifting to the south 8 to 13
                    mph late in the morning.
Transport winds m/s.East around 2 meters/second shifting to the
                    south 4 to 6 meters/second late in the morning.
Dispersion index....5 increasing to 73.
LVORI...............2.
Stability class.....2.

TIME (CDT)      6 AM   8 AM   10 AM  NOON   2 PM   4 PM
Sky (%).........0      0      0      1      2      3
Weather cov.....
Weather type....NONE   NONE   NONE   NONE   NONE   NONE
Tstm cov........
Chc of pcpn (%).0      0      0      0      0      0
LAL.............1      1      1      1      1      1
Temp............42     47     62     70     74     75
RH..............73     60     39     29     24     24
20 FT wind dir..E      E      SE     SSE    S      S
20 FT wind spd..1      1      3      6      8      8
20 FT wind gust.2      3      6      9      12     14
Mix hgt (ft)....400    500    1800   4300   5500   5800
Mix hgt (m).....120    150    550    1310   1680   1770
Transp wind dir.E      ESE    SE     S      S      S
Transp wind spd.5      6      9      8      9      12
Trans wind dir..E      ESE    SE     S      S      S
Trans spd (m/s).2      3      4      4      4      5
Dispersion idx..2      6      19     41     56     73
LVORI...........3      3      2      1      1      1

$$
Forecaster...12
Requested by...Cliff Willis
Type of request...WILDFIRE
.TAG 2408292.1/MOB
.DELDT 03/28/24
.FormatterVersion 2.0.0
.EMAIL clifton.willis@usda.gov


USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.