Suppression Forecast
Issued by NWS Mobile, AL

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114
FNUS74 KMOB 231311
FWSMOB

Spot Forecast for Desoto Block 8309...USFS
National Weather Service Mobile AL
811 AM CDT Thu May 23 2019

Forecast is based on ignition time of 1000 CDT on May 23.
If conditions become unrepresentative...contact the National Weather
Service.

.DISCUSSION...Hot and dry conditions continue today with generally
good to good dispersions driven by deep mixed layers and moderate
southerly transport winds. Relative humidities remain above critical
levels.

Fog potential and other remarks...Areas of fog expected again late
tonight into early Friday morning, with visibilities dipping below one
mile at times.

.REST OF TODAY...

Sky/weather.........Mostly sunny (30-40 percent).
Chance of pcpn......10 percent.
LAL.................No Tstms.
Max temperature.....Around 91.
Min humidity........45 percent.
Wind (20 ft)........Light winds.
Mixing height.......6200 ft AGL.
Mixing height (m)...853-1890 meters AGL.
Transport winds.....Southeast around 12 mph.
Transport winds m/s.Southeast around 5 meters/second.
Dispersion index....Increasing to 71.
LVORI...............1.
Stability class.....2.

TIME (CDT)      10 AM  NOON   2 PM   4 PM
Sky (%).........41     29     26     24
Weather cov.....
Weather type....NONE   NONE   NONE   NONE
Tstm cov........
Chc of pcpn (%).0      0      10     10
LAL.............1      1      1      1
Temp............82     88     90     91
RH..............74     55     49     45
20 FT wind dir..SE     SE     SE     S
20 FT wind spd..2      3      4      4
20 FT wind gust.       4      5      6
Mix hgt (ft)....2800   5000   6100   6200
Mix hgt (m).....850    1520   1860   1890
Transp wind dir.SE     SE     SE     SE
Transp wind spd.12     12     10     10
Trans wind dir..SE     SE     SE     SE
Trans spd (m/s).5      5      4      4
Dispersion idx..39     64     71     65
LVORI...........3      1      1      1

.TONIGHT...

Sky/weather.........Partly cloudy (25-35 percent). Patchy fog
                    overnight. Areas of fog after 3 am.
Chance of pcpn......10 percent.
LAL.................No Tstms.
Min temperature.....Around 68.
Max humidity........100 percent.
Wind (20 ft)........Light winds.
Mixing height.......300 ft AGL.
Mixing height (m)...91-1890 meters AGL.
Transport winds.....Southeast around 5 mph.
Transport winds m/s.Southeast around 2 meters/second.
Dispersion index....Decreasing to 3.
LVORI...............10.
Stability class.....4.

TIME (CDT)      6 PM   8 PM   10 PM  MIDNGT 2 AM   4 AM
Sky (%).........23     18     19     20     27     38
Weather cov.....                            PATCHY AREAS
Weather type....NONE   NONE   NONE   NONE   FOG    FOG
Tstm cov........
Chc of pcpn (%).10     10     0      0      0      0
LAL.............1      1      1      1      1      1
Temp............89     80     74     72     70     68
RH..............52     72     90     97     100    100
20 FT wind dir..S      S      S      S      S      SE
20 FT wind spd..3      2      2      2      2      2
20 FT wind gust.4
Mix hgt (ft)....6200   500    500    400    300    300
Mix hgt (m).....1890   150    150    120    90     90
Transp wind dir.S      S      S      S      S      SE
Transp wind spd.10     10     8      5      2      2
Trans wind dir..S      S      S      S      S      SE
Trans spd (m/s).4      4      4      2      1      1
Dispersion idx..69     5      4      3      2      1
LVORI...........1      3      5      7      10     10

.FRIDAY...

Sky/weather.........Mostly sunny (30-40 percent). Areas of fog
                    early in the morning, then patchy fog early in
                    the morning.
Chance of pcpn......0 percent.
LAL.................No Tstms.
Max temperature.....Around 93.
Min humidity........44 percent.
Wind (20 ft)........Light winds becoming south around 5 mph late in
                    the afternoon.
Mixing height.......6000 ft AGL.
Mixing height (m)...91-1829 meters AGL.
Transport winds.....Southeast around 9 mph shifting to the south
                    around 13 mph in the afternoon.
Transport winds m/s.Southeast around 4 meters/second shifting to the
                    south around 6 meters/second in the afternoon.
Dispersion index....Increasing to 66.
LVORI...............1.
Stability class.....2.

TIME (CDT)      6 AM   8 AM   10 AM  NOON   2 PM   4 PM
Sky (%).........49     44     23     22     19     16
Weather cov.....AREAS
Weather type....FOG    NONE   NONE   NONE   NONE   NONE
Tstm cov........
Chc of pcpn (%).0      0      0      0      0      0
LAL.............1      1      1      1      1      1
Temp............68     75     83     89     92     93
RH..............100    84     67     52     46     44
20 FT wind dir..E      E      SE     S      S      S
20 FT wind spd..2      2      3      4      5      5
20 FT wind gust.              4      5      6      6
Mix hgt (ft)....300    1100   2800   4900   5600   4900
Mix hgt (m).....90     340    850    1490   1710   1490
Transp wind dir.E      SE     S      S      S      S
Transp wind spd.1      6      13     12     9      7
Trans wind dir..E      SE     S      S      S      S
Trans spd (m/s).0      3      6      5      4      3
Dispersion idx..1      11     47     66     59     45
LVORI...........10     4      1      1      1      1

$$
Forecaster...49
Requested by...Cliff Willis
Type of request...PRESCRIBED
.TAG 1909802.0/MOB
.DELDT 05/23/19
.FormatterVersion 1.0.23
.EMAIL cliffwillis@fs.fed.us



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