FNUS74 KMOB 271307 FWSMOB SPOT FORECAST FOR DESOTO BLOCK 1021...U.S. FOREST SERVICE NATIONAL WEATHER SERVICE MOBILE AL 707 AM CST WED FEB 27 2013 FORECAST IS BASED ON IGNITION TIME OF 1030 CST ON FEBRUARY 27. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...A MILD AND DRY AIR MASS TODAY WILL BE REPLACED BY A COOLER AND DRIER AIRMASS ON THURSDAY BEHIND A WEAK COLD FRONT MOVING THROUGH THE AREA THIS EVENING. MODERATE WESTERLY TRANSPORT WINDS WILL TURN NORTHWESTERLY ON THURSDAY...WITH GOOD AFTERNOON DISPERSIONS BOTH DAYS. FOG POTENTIAL AND OTHER REMARKS...NO FOG IS EXPECTED. .TODAY... SKY/WEATHER.........PARTLY SUNNY (45-55 PERCENT). MAX TEMPERATURE.....AROUND 65. MIN HUMIDITY........34 PERCENT. WIND (20 FT)........LIGHT WINDS BECOMING WEST 8 TO 10 MPH IN THE AFTERNOON. MIXING HEIGHT.......700 FT AGL INCREASING TO 6300 FT AGL. MIXING WINDS........NORTHWEST 3 TO 5 MPH INCREASING TO WEST 14 TO 16 MPH IN THE AFTERNOON. DISPERSION INDEX....3 INCREASING TO 74. LVORI...............4 DECREASING TO 1. TIME (CST) 10 AM NOON 2 PM 4 PM SKY (%)...........51 51 51 51 WEATHER COV....... WEATHER TYPE......NONE NONE NONE NONE TEMP..............53 62 65 64 RH................52 38 34 35 20 FT WIND DIR....NW W W W 20 FT WIND SPD....4 7 7 9 20 FT WIND GUST... MIX HGT (FT)......2400 4500 4500 6300 MIX HGT (M).......730 1370 1370 1920 TRANSP WIND DIR...NW W W W TRANSP WIND SPD...5 14 14 16 TRANS SPD (M/S)...2 6 6 7 DISPERSION........15 64 64 74 LVORI.............2 1 1 1 CWR...............0 0 0 0 .TONIGHT... SKY/WEATHER.........MOSTLY CLOUDY (50-60 PERCENT). MIN TEMPERATURE.....AROUND 36. MAX HUMIDITY........81 PERCENT. WIND (20 FT)........NORTHWEST WINDS 5 TO 6 MPH. MIXING HEIGHT.......200-300 FT AGL. MIXING WINDS........NORTHWEST 6 TO 8 MPH. DISPERSION INDEX....5. LVORI...............2 INCREASING TO 4. TIME (CST) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM SKY (%)...........51 51 51 56 56 56 WEATHER COV....... WEATHER TYPE......NONE NONE NONE NONE NONE NONE TEMP..............60 54 49 45 42 39 RH................43 56 68 73 76 81 20 FT WIND DIR....W W NW NW NW NW 20 FT WIND SPD....5 5 4 5 5 5 20 FT WIND GUST... MIX HGT (FT)......200 200 200 300 300 200 MIX HGT (M).......60 60 60 90 90 60 TRANSP WIND DIR...W W NW NW NW NW TRANSP WIND SPD...7 7 6 8 8 7 TRANS SPD (M/S)...3 3 3 4 4 3 DISPERSION........5 5 4 5 5 5 LVORI.............2 2 3 3 3 4 CWR...............0 0 0 0 0 0 .THURSDAY... SKY/WEATHER.........SUNNY (20-30 PERCENT). MAX TEMPERATURE.....AROUND 60. MIN HUMIDITY........29 PERCENT. WIND (20 FT)........NORTHWEST WINDS 5 TO 8 MPH INCREASING TO 10 TO 12 MPH IN THE AFTERNOON. MIXING HEIGHT.......700 FT AGL INCREASING TO 6000 FT AGL. MIXING WINDS........NORTHWEST AROUND 7 MPH INCREASING TO 18 TO 22 MPH IN THE LATE MORNING AND AFTERNOON. DISPERSION INDEX....7 INCREASING TO 95. LVORI...............3 DECREASING TO 1 IN THE LATE MORNING AND AFTERNOON. TIME (CST) 6 AM 8 AM 10 AM NOON 2 PM 4 PM SKY (%)...........19 19 19 30 30 30 WEATHER COV....... WEATHER TYPE......NONE NONE NONE NONE NONE NONE TEMP..............37 42 50 57 59 58 RH................80 65 45 33 29 31 20 FT WIND DIR....NW NW NW NW NW NW 20 FT WIND SPD....5 5 7 10 10 10 20 FT WIND GUST... 18 18 20 MIX HGT (FT)......700 700 2800 4800 4800 6000 MIX HGT (M).......210 210 850 1460 1460 1830 TRANSP WIND DIR...NW NW NW NW NW NW TRANSP WIND SPD...7 7 18 20 20 22 TRANS SPD (M/S)...3 3 8 9 9 10 DISPERSION........7 7 60 79 79 95 LVORI.............3 3 1 1 1 1 CWR...............0 0 0 0 0 0 $$ FORECASTER...32 REQUESTED BY...BOBBY ISER TYPE OF REQUEST...PRESCRIBED .TAG 20130227.DESOT.01/MOB