154 FNUS74 KMOB 201227 FWSMOB Spot Forecast for DeSoto Block 6351...USFS National Weather Service Mobile AL 727 AM CDT Thu Apr 20 2017 Forecast is based on ignition time of 0800 CDT on April 20. If conditions become unrepresentative...contact the National Weather Service. .DISCUSSION...Ongoing fog is expected to burn off by mid morning today. High pressure extending into the central Gulf will maintain southerly flow through Friday, with light and variable winds expected overnight tonight. A few showers will be possible today and Friday afternoon, especially along the sea breeze as it moves inland. .Fog Potential and Other Remarks...Fog development is likely again late tonight into early Friday morning, with locally dense patches lowering visibilities to below 1 mile at times. .REST OF TODAY... Sky/weather.........Mostly sunny (40-50 percent). Areas of dense fog early in the morning. Isolated showers and thunderstorms in the afternoon. Chance of pcpn......20 percent. LAL.................No Tstms until 1300, then 1-8 strikes. Max temperature.....Around 84. Min humidity........48 percent. Wind (20 ft)........Light winds becoming south 5 to 8 mph in the late morning and afternoon. Gusty and erratic winds expected near thunderstorms in the afternoon. Mixing height.......800-2200 ft AGL increasing to 2900-4300 ft AGL late in the morning. Mixing height (m)...244-671 meters AGL increasing to 884-1311 meters AGL late in the morning. Transport winds.....South 8 to 13 mph. Transport winds m/s.South 4 to 6 meters/second. Dispersion index....10 increasing to 49. LVORI...............3. Stability class.....2. TIME (CDT) 8 AM 10 AM NOON 2 PM 4 PM Sky (%).........55 51 48 46 35 Weather cov.....AREAS ISOLTD ISOLTD Weather type....FOG NONE NONE RNSHWR RNSHWR Tstm cov........ ISOLTD ISOLTD Chc of pcpn (%).10 10 10 20 20 LAL.............1 1 1 2 2 Temp............68 77 82 84 84 RH..............90 71 56 49 48 20 FT wind dir..E SE SE S S 20 FT wind spd..3 6 7 8 8 20 FT wind gust.5 10 15 15 15 Mix hgt (ft)....800 2200 3600 4300 4300 Mix hgt (m).....240 670 1100 1310 1310 Transp wind dir.SE SE S S S Transp wind spd.8 13 13 13 13 Trans wind dir..SE SE S S S Trans spd (m/s).4 6 6 6 6 Dispersion idx..10 34 51 50 50 LVORI...........5 3 1 1 1 .TONIGHT... Sky/weather.........Partly cloudy (20-30 percent). Isolated showers and thunderstorms early in the evening. Patchy dense fog after midnight. Chance of pcpn......20 percent. LAL.................1-8 strikes until 1900, then No Tstms. Min temperature.....Around 65. Max humidity........97 percent. Wind (20 ft)........South winds 5 to 7 mph early in the evening becoming light. Gusty and erratic winds expected near thunderstorms early in the evening. Mixing height.......1100-3000 ft AGL decreasing to 200-500 ft AGL in the late evening and overnight. Mixing height (m)...335-914 meters AGL decreasing to 61-152 meters AGL in the late evening and overnight. Transport winds.....South 5 to 13 mph. Transport winds m/s.South 2 to 6 meters/second. Dispersion index....47 decreasing to 4. LVORI...............4. Stability class.....4. TIME (CDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM Sky (%).........33 22 20 18 19 26 Weather cov.....ISOLTD PATCHY PATCHY Weather type....RNSHWR NONE NONE NONE FOG FOG Tstm cov........ISOLTD Chc of pcpn (%).20 10 10 10 10 10 LAL.............2 1 1 1 1 1 Temp............81 78 74 71 69 67 RH..............54 64 76 84 87 90 20 FT wind dir..S S S S S S 20 FT wind spd..7 5 3 2 1 1 20 FT wind gust.10 10 5 5 Mix hgt (ft)....3000 1800 500 400 300 200 Mix hgt (m).....910 550 150 120 90 60 Transp wind dir.S S S S S S Transp wind spd.13 13 12 8 5 5 Trans wind dir..S S S S S S Trans spd (m/s).6 6 5 4 2 2 Dispersion idx..47 6 5 4 2 2 LVORI...........1 3 4 5 6 6 .FRIDAY... Sky/weather.........Mostly sunny (35-45 percent). Patchy dense fog early in the morning. Chance of pcpn......10 percent. LAL.................No Tstms. Max temperature.....Around 85. Min humidity........48 percent. Wind (20 ft)........Light winds becoming south 5 to 9 mph in the late morning and afternoon. Mixing height.......200-2100 ft AGL increasing to 2800-4100 ft AGL late in the morning. Mixing height (m)...61-640 meters AGL increasing to 853-1250 meters AGL late in the morning. Transport winds.....South 5 to 14 mph increasing to around 15 mph late in the afternoon. Transport winds m/s.South 2 to 6 meters/second increasing to around 7 meters/second late in the afternoon. Dispersion index....4 increasing to 50. LVORI...............5. Stability class.....2. TIME (CDT) 6 AM 10 AM 2 PM Sky (%).........33 52 28 Weather cov.....PATCHY Weather type....FOG NONE NONE Tstm cov........ Chc of pcpn (%).10 10 10 LAL.............1 1 1 Temp............65 78 85 RH..............97 67 48 20 FT wind dir..S S S 20 FT wind spd..1 5 8 20 FT wind gust. 10 15 Mix hgt (ft)....200 2100 4100 Mix hgt (m).....60 640 1250 Transp wind dir.S S S Transp wind spd.5 9 13 Trans wind dir..S S S Trans spd (m/s).2 4 6 Dispersion idx..2 25 49 LVORI...........9 3 1 $$ Forecaster...49 Requested by...Bobby Iser Type of request...PRESCRIBED .TAG 1707260.0/MOB .EMAIL msmnf01dispatch@fs.fe.us