FNUS74 KMOB 081157 FWSMOB SPOT FORECAST FOR CMPT 20...U.S. FOREST SERVICE NATIONAL WEATHER SERVICE MOBILE AL 557 AM CST FRI MAR 8 2013 FORECAST IS BASED ON IGNITION TIME OF 1000 CST ON MARCH 08. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...ANOTHER DRY IN STORE TODAY AS AFTERNOON HUMIDITY DROPS INTO THE MID TO UPPER 20 PERCENT RANGE AWAY FROM THE COAST. WINDS WILL BE LIGHT TODAY...LEADING TO FAIR DISPERSIONS. HUMIDITY LEVELS WILL BEGIN TO INCREASE ON SATURDAY AS A SOUTHEAST FLOW DEVELOPS. HOWEVER...RESIDUAL DRY AIR OVER SOUTH CENTRAL ALABAMA WILL ALLOW HUMIDITY VALUES TO DROP BACK INTO THE UPPER 20 PERCENT RANGE SUNDAY AFTERNOON. DISPERSIONS WILL INCREASE TO GOOD LEVELS ON SUNDAY DUE TO THE STRONGER WINDS. FOG POTENTIAL AND OTHER REMARKS...PATCHY FOG WILL QUICKLY BURN OFF AFTER SUNRISE THIS MORNING. .TODAY... SKY/WEATHER.........MOSTLY SUNNY (35-45 PERCENT). MAX TEMPERATURE.....AROUND 71. MIN HUMIDITY........23 PERCENT. WIND (20 FT)........LIGHT WINDS BECOMING NORTHEAST AROUND 5 MPH IN THE LATE MORNING AND AFTERNOON. MIXING HEIGHT.......200 FT AGL INCREASING TO 3500-3600 FT AGL. MIXING WINDS........NORTHEAST 6 TO 10 MPH. DISPERSION INDEX....6 INCREASING TO 35. LVORI...............4 DECREASING TO 1. TIME (CST) 10 AM NOON 2 PM 4 PM SKY (%)...........38 38 38 38 WEATHER COV....... WEATHER TYPE......NONE NONE NONE NONE TEMP..............58 67 71 70 RH................42 28 23 26 20 FT WIND DIR....NE NE NE NE 20 FT WIND SPD....5 5 5 5 20 FT WIND GUST... MIX HGT (FT)......1700 3600 3600 3500 MIX HGT (M).......520 1100 1100 1070 TRANSP WIND DIR...NE N N NE TRANSP WIND SPD...10 8 8 8 TRANS SPD (M/S)...4 4 4 4 DISPERSION........23 35 35 35 LVORI.............2 1 1 1 CWR...............0 0 0 0 .TONIGHT... SKY/WEATHER.........MOSTLY CLOUDY (45-55 PERCENT). MIN TEMPERATURE.....AROUND 40. MAX HUMIDITY........94 PERCENT. WIND (20 FT)........LIGHT WINDS. MIXING HEIGHT.......1600 FT AGL DECREASING TO 300-400 FT AGL IN THE LATE EVENING AND OVERNIGHT. MIXING WINDS........SOUTH AROUND 5 MPH SHIFTING TO THE EAST AROUND 6 MPH AFTER MIDNIGHT. DISPERSION INDEX....3. LVORI...............2 INCREASING TO 6. TIME (CST) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM SKY (%)...........51 51 51 51 51 51 WEATHER COV....... WEATHER TYPE......NONE NONE NONE NONE NONE NONE TEMP..............61 51 45 43 42 41 RH................41 63 80 84 85 89 20 FT WIND DIR....S S SE E E E 20 FT WIND SPD....3 3 3 4 4 4 20 FT WIND GUST... MIX HGT (FT)......1600 1600 400 300 300 300 MIX HGT (M).......490 490 120 90 90 90 TRANSP WIND DIR...S S SE E E E TRANSP WIND SPD...5 5 5 6 6 6 TRANS SPD (M/S)...2 2 2 3 3 3 DISPERSION........2 2 2 4 4 4 LVORI.............2 2 4 5 5 6 CWR...............0 0 0 0 0 0 .SATURDAY... SKY/WEATHER.........MOSTLY SUNNY (45-55 PERCENT). MAX TEMPERATURE.....AROUND 74. MIN HUMIDITY........28 PERCENT. WIND (20 FT)........EAST WINDS AROUND 5 MPH INCREASING TO SOUTH 9 TO 12 MPH IN THE LATE MORNING AND AFTERNOON. MIXING HEIGHT.......500 FT AGL INCREASING TO 4000 FT AGL. MIXING WINDS........EAST AROUND 6 MPH INCREASING TO SOUTH 17 TO 20 MPH IN THE LATE MORNING AND AFTERNOON. DISPERSION INDEX....6 INCREASING TO 63. LVORI...............4 DECREASING TO 1 IN THE LATE MORNING AND AFTERNOON. TIME (CST) 6 AM 8 AM 10 AM NOON 2 PM 4 PM SKY (%)...........50 50 50 50 50 50 WEATHER COV....... WEATHER TYPE......NONE NONE NONE NONE NONE NONE TEMP..............41 49 63 70 73 72 RH................94 69 42 32 28 31 20 FT WIND DIR....E E SE SE SE S 20 FT WIND SPD....4 4 8 9 9 10 20 FT WIND GUST... 16 16 17 MIX HGT (FT)......500 500 2000 3700 3700 4000 MIX HGT (M).......150 150 610 1130 1130 1220 TRANSP WIND DIR...E E SE SE SE S TRANSP WIND SPD...6 6 20 17 17 17 TRANS SPD (M/S)...3 3 9 8 8 8 DISPERSION........6 6 47 62 62 64 LVORI.............4 4 1 1 1 1 CWR...............0 0 0 0 0 0 $$ FORECASTER...32 REQUESTED BY...MIKE HEARD TYPE OF REQUEST...PRESCRIBED .TAG 20130308.CMPT2.01/MOB