FNUS74 KMOB 131348 FWSMOB SPOT FORECAST FOR COMPARTMENT 56...U.S. FOREST SERVICE NATIONAL WEATHER SERVICE MOBILE AL 748 AM CST FRI FEB 13 2009 FORECAST IS BASED ON IGNITION TIME OF 0800 CST ON FEBRUARY 13. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...GULF MOISTURE WILL CONTINUE TO FLOW INTO THE REGION AS A LOW PRESSURE SYSTEM ADVANCES FROM THE SOUTHERN PLAINS. THE LOW PRESSURE SYSTEM WILL MOVE ACROSS THE GULF COASTAL STATES THROUGH SATURDAY AND BRING INCREASING RAIN CHANCES TODAY WITH WIDESPREAD SHOWERS AND A FEW EMBEDDED THUNDERSTORMS ACROSS THE ENTIRE AREA TONIGHT. NUMEROUS SHOWERS WITH A FEW THUNDERSTORMS WILL CONTINUE OVER MUCH OF THE AREA ON SATURDAY THEN TAPER OFF AND END LATER ON SUNDAY. AFTERNOON RELATIVE HUMIDITIES WILL GENERALLY REMAIN WELL ABOVE CRITICAL LEVELS THROUGH THE WEEKEND. .TODAY... TIME (CST) 8 AM 10 AM NOON 2 PM 4 PM SKY (%).........57 57 81 81 81 WEATHER COV..... CHANCE CHANCE CHANCE WEATHER TYPE....NONE NONE RNSHWR RNSHWR RNSHWR TEMP............43 55 65 68 68 RH..............98 69 48 45 49 20 FT WIND DIR..E SE SE SE SE 20 FT WIND SPD..4 4 5 5 5 MIX HGT (FT)....1100 2000 2900 3100 2800 MIX HGT (M).....340 610 880 940 850 TRANSP WIND DIR.E SE SE SE S TRANSP WIND SPD.8 8 8 8 9 TRANS SPD (M/S).4 4 4 4 4 DISPERSION......11 20 22 24 25 LVORI...........7 3 2 2 2 CWR.............10 10 50 50 50 .TONIGHT... SKY/WEATHER.........CLOUDY (90-100 PERCENT). RAIN SHOWERS IN THE EVENING. SLIGHT CHANCE OF THUNDERSTORMS THROUGH THE NIGHT. RAIN SHOWERS LIKELY AFTER MIDNIGHT. MIN TEMPERATURE.....AROUND 55. MAX HUMIDITY........100 PERCENT. WIND (20 FT)........SOUTHWEST WINDS 5 TO 6 MPH UNTIL EARLY MORNING BECOMING LIGHT. GUSTY AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS. MIXING HEIGHT.......2000 FT AGL DECREASING TO 400-500 FT AGL. MIXING WINDS........SOUTHWEST 9 TO 13 MPH DECREASING TO AROUND 8 MPH EARLY IN THE MORNING. DISPERSION INDEX....18 DECREASING TO 7. LVORI...............2 INCREASING TO 9. TIME (CST) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM SKY (%).........92 92 92 96 96 96 WEATHER COV.....DEFNTE DEFNTE DEFNTE LIKELY LIKELY LIKELY WEATHER TYPE....RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR TEMP............64 62 60 59 58 57 RH..............61 73 82 84 90 96 20 FT WIND DIR..S S S SW SW SW 20 FT WIND SPD..5 5 5 5 3 3 MIX HGT (FT)....2000 1200 800 700 600 500 MIX HGT (M).....610 370 240 210 180 150 TRANSP WIND DIR.S S S SW SW SW TRANSP WIND SPD.9 10 12 13 12 9 TRANS SPD (M/S).4 4 5 6 5 4 DISPERSION......18 7 8 9 5 4 LVORI...........2 3 4 4 6 7 CWR.............100 100 100 70 70 70 .SATURDAY... SKY/WEATHER.........CLOUDY (85-95 PERCENT). RAIN SHOWERS IN THE MORNING. CHANCE OF THUNDERSTORMS THROUGH THE DAY. RAIN SHOWERS LIKELY IN THE AFTERNOON. MAX TEMPERATURE.....AROUND 71. MIN HUMIDITY........68 PERCENT. WIND (20 FT)........LIGHT WINDS BECOMING NORTHWEST 5 TO 7 MPH IN THE LATE MORNING AND AFTERNOON. GUSTY AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS. MIXING HEIGHT.......400 FT AGL INCREASING TO 800-900 FT AGL EARLY IN THE MORNING...THEN INCREASING TO 1200 FT AGL LATE IN THE MORNING INCREASING TO 1500 FT AGL LATE IN THE MORNING INCREASING TO 1800 FT AGL INCREASING TO 2100-2200 FT AGL EARLY IN THE AFTERNOON INCREASING TO 2400-2500 FT AGL DECREASING TO 2100 FT AGL LATE IN THE AFTERNOON DECREASING TO 1800 FT AGL. MIXING WINDS........WEST 8 TO 12 MPH SHIFTING TO THE NORTHWEST 8 TO 9 MPH LATE IN THE AFTERNOON. DISPERSION INDEX....8 INCREASING TO 21 LATE IN THE MORNING...THEN INCREASING TO 25 EARLY IN THE AFTERNOON DECREASING TO 17 LATE IN THE AFTERNOON. LVORI...............9 DECREASING TO 3. $$ FORECASTER...MOB FORECASTER REQUESTED BY...TRACY SIMMONS TYPE OF REQUEST...PRESCRIBED .TAG 20090213.COMPA.01/MOB