FNUS74 KMOB 201212 FWSMOB SPOT FORECAST FOR COMPARTMENT 9...U.S. FOREST SERVICE NATIONAL WEATHER SERVICE MOBILE AL 712 AM CDT FRI MAR 20 2009 FORECAST IS BASED ON IGNITION TIME OF 0800 CDT ON MARCH 20. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...A WEAK COLD FRONT WILL BE SOUTH OF AREA BY SUNRISE WITH A NORTH TO NORTHEAST WIND ACROSS ALL OF THE REGION. EXPECT DRIER AIR TO MIX DOWN AS THE DAY PROGRESSES AND SURFACE HUMIDITY BOTTOMS OUT BETWEEN 25 AND 30 PERCENT MOST PLACES. A BIT MORE HUMIDITY ON SATURDAY AS WINDS BECOME MORE EASTERLY BUT STILL EXPECT RED FLAG CONDITIONS OVER THE PANHANDLE...EXPECT FOR COASTAL ESCAMBIA COUNTY. GOOD DISPERSIONS TODAY...GENERALLY AROUND 80 WITH THE NORTHEAST TRANSPORT WIND AROUND 15 MPH BY LATER THIS MORNING. .TODAY... TIME (CDT) 8 AM 10 AM NOON 2 PM 4 PM SKY (%).........20 20 20 20 20 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE NONE TEMP............52 59 67 71 72 RH..............65 52 37 28 26 20 FT WIND DIR..N N N NE NE 20 FT WIND SPD..7 7 7 6 6 MIX HGT (FT)....1100 2200 3800 4900 5300 MIX HGT (M).....340 670 1160 1490 1620 TRANSP WIND DIR.N N NE NE NE TRANSP WIND SPD.13 15 15 14 12 TRANS SPD (M/S).6 7 7 6 5 DISPERSION......17 41 57 73 66 LVORI...........3 1 1 1 1 CWR.............0 0 0 0 0 .TONIGHT... SKY/WEATHER.........MOSTLY CLEAR (10-20 PERCENT). MIN TEMPERATURE.....AROUND 42. MAX HUMIDITY........76 PERCENT. WIND (20 FT)........EAST WINDS AROUND 6 MPH. MIXING HEIGHT.......2800 FT AGL DECREASING TO 1500 FT AGL EARLY IN THE EVENING...THEN DECREASING TO 400-500 FT AGL EARLY IN THE EVENING INCREASING TO 600-700 FT AGL AFTER MIDNIGHT. MIXING WINDS........EAST 6 TO 9 MPH. DISPERSION INDEX....27 DECREASING TO 4. LVORI...............2 INCREASING TO 3 IN THE LATE EVENING AND OVERNIGHT. TIME (CDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM SKY (%).........20 11 11 11 11 11 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE NONE NONE TEMP............68 59 51 47 45 44 RH..............35 48 66 70 72 71 20 FT WIND DIR..NE NE NE E E E 20 FT WIND SPD..5 5 5 5 5 5 MIX HGT (FT)....2800 300 300 500 600 600 MIX HGT (M).....850 90 90 150 180 180 TRANSP WIND DIR.NE NE NE E E E TRANSP WIND SPD.8 7 6 7 7 9 TRANS SPD (M/S).4 3 3 3 3 4 DISPERSION......27 3 3 3 3 4 LVORI...........2 2 3 3 3 3 CWR.............0 0 0 0 0 0 .SATURDAY... SKY/WEATHER.........SUNNY (5-15 PERCENT). MAX TEMPERATURE.....AROUND 74. MIN HUMIDITY........24 PERCENT. WIND (20 FT)........EAST WINDS 6 TO 7 MPH. MIXING HEIGHT.......400-500 FT AGL INCREASING TO 1600 FT AGL EARLY IN THE MORNING...THEN INCREASING TO 2800 FT AGL LATE IN THE MORNING INCREASING TO 4000 FT AGL LATE IN THE MORNING INCREASING TO 4500 FT AGL INCREASING TO 5000 FT AGL EARLY IN THE AFTERNOON INCREASING TO 5400 FT AGL DECREASING TO 4900 FT AGL LATE IN THE AFTERNOON. MIXING WINDS........EAST 6 TO 10 MPH. DISPERSION INDEX....8 INCREASING TO 20 EARLY IN THE MORNING...THEN INCREASING TO 34 LATE IN THE MORNING INCREASING TO 52 LATE IN THE MORNING INCREASING TO 57 DECREASING TO 47 LATE IN THE AFTERNOON DECREASING TO 37. LVORI...............4 DECREASING TO 1. $$ FORECASTER...MOB FORECASTER REQUESTED BY...TRACY SIMMONS TYPE OF REQUEST...PRESCRIBED .TAG 20090320.COMPA.01/MOB