694 
FNUS74 KMOB 202048
FWSMOB

Spot Forecast for Desoto Block 6507...USFS
National Weather Service Mobile AL
348 PM CDT Fri Apr 20 2018

Forecast is based on ignition time of 1600 CDT on April 20. 
If conditions become unrepresentative...contact the National Weather
Service.

.DISCUSSION...Light northeast flow and clear skies expected
through tonight. Southeasterly flow develop on Saturday with 
increasing moisture. This will keep relative humidity values much
higher on Saturday afternoon.

 
Fog potential and other remarks...Fog not expected.

.REST OF TODAY...

Sky/weather.........Sunny (0-10 percent). 
Chance of pcpn......0 percent. 
LAL.................No Tstms. 
Max temperature.....Around 71. 
Min humidity........36 percent. 
Wind (20 ft)........Northeast winds 5 to 6 mph. 
Mixing height.......4700 ft AGL. 
Mixing height (m)...1433 meters AGL. 
Transport winds.....Northeast 8 to 9 mph. 
Transport winds m/s.Northeast around 4 meters/second. 
Dispersion index....49. 
LVORI...............1. 
Stability class.....2. 

TIME (CDT)      4 PM   
Sky (%).........6      
Weather cov.....       
Weather type....NONE   
Tstm cov........       
Chc of pcpn (%).0      
LAL.............1      
Temp............71     
RH..............38     
20 FT wind dir..NE     
20 FT wind spd..6      
20 FT wind gust.7      
Mix hgt (ft)....4700   
Mix hgt (m).....1430   
Transp wind dir.NE     
Transp wind spd.8      
Trans wind dir..NE     
Trans spd (m/s).4      
Dispersion idx..49     
LVORI...........1      

.TONIGHT...

Sky/weather.........Mostly clear (15-25 percent). 
Chance of pcpn......0 percent. 
LAL.................No Tstms. 
Min temperature.....Around 51. 
Max humidity........89 percent. 
Wind (20 ft)........Light winds. 
Mixing height.......3000-4700 ft AGL decreasing to 400-600 ft AGL 
                    early in the evening. 
Mixing height (m)...914-1433 meters AGL decreasing to 122-183 
                    meters AGL early in the evening. 
Transport winds.....East 7 to 9 mph. 
Transport winds m/s.East 3 to 4 meters/second. 
Dispersion index....48 decreasing to 4. 
LVORI...............4. 
Stability class.....4. 

TIME (CDT)      6 PM   8 PM   10 PM  MIDNGT 2 AM   4 AM   
Sky (%).........9      6      6      6      9      23     
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............69     64     58     56     54     51     
RH..............44     54     69     77     83     89     
20 FT wind dir..NE     NE     NE     E      E      E      
20 FT wind spd..4      3      3      3      3      3      
20 FT wind gust.6      4      4      4      4      4      
Mix hgt (ft)....4700   600    600    500    400    400    
Mix hgt (m).....1430   180    180    150    120    120    
Transp wind dir.E      E      NE     E      E      E      
Transp wind spd.9      8      7      7      7      7      
Trans wind dir..E      E      NE     E      E      E      
Trans spd (m/s).4      4      3      3      3      3      
Dispersion idx..48     3      3      3      3      3      
LVORI...........1      2      3      5      6      6      

.SATURDAY...

Sky/weather.........Partly sunny (50-60 percent). 
Chance of pcpn......10 percent. 
LAL.................No Tstms. 
Max temperature.....Around 76. 
Min humidity........55 percent. 
Wind (20 ft)........Light winds becoming southeast 5 to 6 mph in 
                    the late morning and afternoon. 
Mixing height.......500-2200 ft AGL increasing to 5000 ft AGL. 
Mixing height (m)...152-671 meters AGL increasing to 1524 meters 
                    AGL. 
Transport winds.....Southeast 7 to 15 mph increasing to 12 to 17 
                    mph in the late morning and afternoon. 
Transport winds m/s.Southeast 3 to 7 meters/second increasing to 5 
                    to 8 meters/second in the late morning and 
                    afternoon. 
Dispersion index....6 increasing to 20 early in the morning, then 
                    increasing to 42 late in the morning increasing 
                    to 53 late in the morning decreasing to 39. 
LVORI...............4. 
Stability class.....2. 

TIME (CDT)      6 AM   8 AM   10 AM  NOON   2 PM   4 PM   
Sky (%).........37     43     56     68     71     73     
Weather cov.....                                          
Weather type....NONE   NONE   NONE   NONE   NONE   NONE   
Tstm cov........                                          
Chc of pcpn (%).0      10     10     10     10     10     
LAL.............1      1      1      1      1      1      
Temp............52     58     68     73     76     76     
RH..............89     75     59     57     56     58     
20 FT wind dir..E      E      E      SE     SE     SE     
20 FT wind spd..3      4      5      6      6      6      
20 FT wind gust.4      5      6      7      7      7      
Mix hgt (ft)....500    1300   3000   4200   4900   5000   
Mix hgt (m).....150    400    910    1280   1490   1520   
Transp wind dir.E      E      SE     SE     SE     SE     
Transp wind spd.7      12     17     15     14     13     
Trans wind dir..E      E      SE     SE     SE     SE     
Trans spd (m/s).3      5      8      7      6      6      
Dispersion idx..3      20     57     48     42     41     
LVORI...........6      3      1      1      1      1      

$$
Forecaster...13
Requested by...Cliff Willis
Type of request...PRESCRIBED
.TAG 1807128.1/MOB
.DELDT 04/20/18
.EMAIL cliffwillis@fs.fed.us