FNUS74 KMOB 251518 FWSMOB SPOT FORECAST FOR C-365 366...U.S. FOREST SERVICE NATIONAL WEATHER SERVICE MOBILE AL 918 AM CST WED FEB 25 2009 FORECAST IS BASED ON IGNITION TIME OF 0925 CST ON FEBRUARY 25. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...HIGH PRESSURE MOVES EASTWARD OFF THE MID ATLANTIC COAST THROUGH THURSDAY...WHILE A LOW PRESSURE SYSTEM FORMS OVER THE SOUTHERN PLAINS. SOUTHEAST TO SOUTH FLOW BETWEEN THESE PRESSURE SYSTEMS WILL ALLOW DAYTIME HUMIDITY TO MOVE WELL ABOVE CRITICAL LEVELS. DAYTIME DISPERSION WILL BE GENERALLY GOOD FOR MOST AREAS. AS DISPERSION BECOMES POOR TONIGHT...LIGHT SOUTHEAST FLOW AND INCREASED SURFACE MOISTURE FAVORS FOG FORMATION. .TODAY... TIME (CST) 9 AM 11 AM 1 PM 3 PM 5 PM SKY (%).........74 74 59 59 59 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE NONE TEMP............50 59 66 68 65 RH..............73 63 57 54 59 20 FT WIND DIR..SE S S S SE 20 FT WIND SPD..5 7 9 8 10 MIX HGT (FT)....3000 4600 5400 5400 3800 MIX HGT (M).....910 1400 1650 1650 1160 TRANSP WIND DIR.S S S S SE TRANSP WIND SPD.12 12 14 14 14 TRANS SPD (M/S).5 5 6 6 6 DISPERSION......27 35 58 60 50 LVORI...........3 1 1 1 1 CWR.............10 10 10 10 10 .TONIGHT... SKY/WEATHER.........MOSTLY CLOUDY (50-60 PERCENT) THEN BECOMING PARTLY CLOUDY (45-55 PERCENT). PATCHY FOG AFTER MIDNIGHT. MIN TEMPERATURE.....AROUND 52. MAX HUMIDITY........100 PERCENT. WIND (20 FT)........SOUTHEAST WINDS 6 TO 8 MPH. MIXING HEIGHT.......3000 FT AGL DECREASING TO 600 FT AGL. MIXING WINDS........SOUTHEAST 10 TO 14 MPH. DISPERSION INDEX....33 DECREASING TO 10. LVORI...............1 INCREASING TO 6. TIME (CST) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM SKY (%).........55 55 55 49 49 49 WEATHER COV..... PATCHY PATCHY PATCHY WEATHER TYPE....NONE NONE NONE FOG FOG FOG TEMP............63 58 55 53 53 53 RH..............62 79 88 89 92 94 20 FT WIND DIR..SE SE SE SE SE SE 20 FT WIND SPD..7 5 7 7 6 6 MIX HGT (FT)....3000 1400 600 600 600 600 MIX HGT (M).....910 430 180 180 180 180 TRANSP WIND DIR.SE SE S S SE SE TRANSP WIND SPD.14 13 12 12 10 12 TRANS SPD (M/S).6 6 5 5 4 5 DISPERSION......33 9 11 10 10 10 LVORI...........1 4 5 5 6 6 CWR.............10 10 10 10 10 10 .THURSDAY... SKY/WEATHER.........PARTLY SUNNY (55-65 PERCENT). PATCHY FOG EARLY IN THE MORNING. MAX TEMPERATURE.....AROUND 73. MIN HUMIDITY........55 PERCENT. WIND (20 FT)........SOUTH WINDS 6 TO 10 MPH. MIXING HEIGHT.......600 FT AGL INCREASING TO 1400 FT AGL EARLY IN THE MORNING...THEN INCREASING TO 2200 FT AGL EARLY IN THE MORNING INCREASING TO 3000 FT AGL LATE IN THE MORNING INCREASING TO 3800 FT AGL INCREASING TO 4600 FT AGL LATE IN THE MORNING INCREASING TO 5400 FT AGL DECREASING TO 4700 FT AGL LATE IN THE AFTERNOON DECREASING TO 4000 FT AGL. MIXING WINDS........SOUTHEAST 13 TO 17 MPH INCREASING TO SOUTH 21 TO 25 MPH. DISPERSION INDEX....9 INCREASING TO 23 EARLY IN THE MORNING...THEN INCREASING TO 35 EARLY IN THE MORNING INCREASING TO 47 LATE IN THE MORNING INCREASING TO 59 INCREASING TO 76 LATE IN THE MORNING INCREASING TO 79 DECREASING TO 64 LATE IN THE AFTERNOON. LVORI...............8 DECREASING TO 1. $$ FORECASTER...MOB FORECASTER REQUESTED BY...RODNEY LANDRUM TYPE OF REQUEST...PRESCRIBED .TAG 20090225.C3653.01/MOB