FNUS74 KMOB 041318 FWSMOB SPOT FORECAST FOR 303D...E.N.R. NATIONAL WEATHER SERVICE MOBILE AL 718 AM CST WED MAR 4 2009 FORECAST IS BASED ON IGNITION TIME OF 0700 CST ON MARCH 04. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. ...RED FLAG WARNING IN EFFECT FROM 11 AM THIS MORNING TO 5 PM CST THIS AFTERNOON... .DISCUSSION...AS HIGH PRESSURE BUILDS EAST TODAY...SURFACE WINDS WILL BECOME MORE SOUTHEASTERLY THIS AFTERNOON AND WILL REMAIN SO THROUGH THE PERIOD. RELATIVELY LOWER DISPERSION VALUES CAN BE EXPECTED THIS AFTERNOON BECAUSE TRANSPORT WINS ARE NOW MUCH LOWER THROUGH THE DEPTH OF THE MIXED LAYER. A GRADUAL WARMING AND MOISTENING TREND IS IN STORE OVER THE NEXT TWO DAYS. TIME (CST) 7 AM 9 AM 11 AM 1 PM 3 PM 5 PM SKY (%).........39 39 39 39 39 39 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE NONE NONE TEMP............38 49 56 59 60 56 RH..............67 49 40 38 42 53 20 FT WIND DIR..E E E SE SE SE 20 FT WIND SPD..8 7 7 7 7 7 MIX HGT (FT)....900 1300 2900 3400 3400 2800 MIX HGT (M).....270 400 880 1040 1040 850 TRANSP WIND DIR.E E E SE SE SE TRANSP WIND SPD.14 13 12 12 12 13 TRANS SPD (M/S).6 6 5 5 5 6 DISPERSION......13 22 36 39 40 39 LVORI...........3 2 1 1 1 1 CWR.............0 0 0 0 0 0 .TONIGHT... SKY/WEATHER.........PARTLY CLOUDY (30-40 PERCENT). MIN TEMPERATURE.....AROUND 39. MAX HUMIDITY........89 PERCENT. WIND (20 FT)........EAST WINDS 7 TO 9 MPH. MIXING HEIGHT.......1900 FT AGL DECREASING TO 900 FT AGL. MIXING WINDS........EAST 9 TO 13 MPH INCREASING TO AROUND 14 MPH EARLY IN THE MORNING. DISPERSION INDEX....29 DECREASING TO 8. LVORI...............2 INCREASING TO 5. TIME (CST) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM SKY (%).........34 34 34 34 34 34 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE NONE NONE TEMP............54 48 44 42 41 40 RH..............61 73 83 85 86 88 20 FT WIND DIR..SE SE SE SE SE E 20 FT WIND SPD..7 7 6 6 6 8 MIX HGT (FT)....1900 900 900 900 900 900 MIX HGT (M).....580 270 270 270 270 270 TRANSP WIND DIR.SE SE SE SE SE E TRANSP WIND SPD.13 12 10 9 10 13 TRANS SPD (M/S).6 5 4 4 4 6 DISPERSION......29 8 7 6 7 9 LVORI...........2 3 4 4 5 5 CWR.............0 0 0 0 0 0 .THURSDAY... SKY/WEATHER.........SUNNY (10-20 PERCENT). MAX TEMPERATURE.....AROUND 68. MIN HUMIDITY........47 PERCENT. WIND (20 FT)........SOUTHEAST WINDS 10 TO 13 MPH. MIXING HEIGHT.......900 FT AGL INCREASING TO 1600 FT AGL EARLY IN THE MORNING...THEN INCREASING TO 2300 FT AGL EARLY IN THE MORNING INCREASING TO 2900 FT AGL LATE IN THE MORNING INCREASING TO 3200 FT AGL INCREASING TO 3500-3700 FT AGL LATE IN THE MORNING DECREASING TO 3300 FT AGL DECREASING TO 2900 FT AGL LATE IN THE AFTERNOON. MIXING WINDS........SOUTHEAST 15 TO 17 MPH. DISPERSION INDEX....10 INCREASING TO 58. LVORI...............5 DECREASING TO 1. $$ FORECASTER...MOB FORECASTER REQUESTED BY...JERRY COON TYPE OF REQUEST...PRESCRIBED .TAG 20090304.303D_.01/MOB