FNUS74 KMOB 271319 FWSMOB SPOT FORECAST FOR COMPARTMENT 25...U.S. FOREST SERVICE NATIONAL WEATHER SERVICE MOBILE AL 719 AM CST TUE JAN 27 2009 FORECAST IS BASED ON IGNITION TIME OF 0800 CST ON JANUARY 27. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...A WARM AND MOIST AIRMASS WILL REMAIN IN PLACE ACROSS THE REGION TODAY AND TONIGHT WITH AREAS OF DENSE FOG DISSIPATING BY MID MORNING AND REFORMING AGAIN TONIGHT. A COLD FRONT WILL BEGIN MOVING EAST ACROSS THE AREA LATE TONIGHT AND THEN BE EAST OF THE REGION BY LATE WEDNESDAY. SCATTERED TO NUMEROUS SHOWERS AND A FEW ISOLATED THUNDERSTORMS WILL ACCOMPANY THE FRONTAL PASSAGE ON WEDNESDAYS. DRIER AND MUCH COOLER CONDITIONS WILL RETURN TO THE REGION IN THE WAKE OF THE FRONT DURING THE LATE PART OF THE WEEK AS HIGH PRESSURE BUILDS OVER THE AREA. .TODAY... TIME (CST) 8 AM 10 AM NOON 2 PM 4 PM 6 PM SKY (%).........63 63 51 51 51 84 WEATHER COV.....AREAS AREAS WEATHER TYPE....FOG NONE NONE NONE NONE FOG TEMP............54 64 73 76 74 67 RH..............94 72 53 48 52 69 20 FT WIND DIR..SE S S S S S 20 FT WIND SPD..6 8 9 9 7 6 MIX HGT (FT)....2100 2600 3300 3600 3400 300 MIX HGT (M).....640 790 1010 1100 1040 90 TRANSP WIND DIR.SE S S S S S TRANSP WIND SPD.10 14 15 14 13 10 TRANS SPD (M/S).4 6 7 6 6 4 DISPERSION......21 30 38 38 32 5 LVORI...........5 3 1 1 1 3 CWR.............0 0 0 0 0 10 .TONIGHT... SKY/WEATHER.........CLOUDY (85-95 PERCENT). AREAS OF FOG IN THE EVENING...THEN PATCHY FOG AFTER MIDNIGHT. SLIGHT CHANCE OF RAIN SHOWERS AFTER MIDNIGHT. MIN TEMPERATURE.....AROUND 55. MAX HUMIDITY........98 PERCENT. WIND (20 FT)........SOUTH WINDS 6 TO 7 MPH. MIXING HEIGHT.......300 FT AGL. MIXING WINDS........SOUTH 8 TO 10 MPH. DISPERSION INDEX....7. LVORI...............3 INCREASING TO 4 EARLY IN THE EVENING...THEN INCREASING TO 5 EARLY IN THE EVENING INCREASING TO 7 LATE IN THE EVENING INCREASING TO 9 DECREASING TO 7 AFTER MIDNIGHT DECREASING TO 6. .WEDNESDAY... SKY/WEATHER.........CLOUDY (85-95 PERCENT). RAIN SHOWERS LIKELY IN THE MORNING. ISOLATED THUNDERSTORMS THROUGH THE DAY. RAIN SHOWERS IN THE AFTERNOON. MAX TEMPERATURE.....AROUND 66. MIN HUMIDITY........61 PERCENT. WIND (20 FT)........SOUTH WINDS 7 TO 9 MPH INCREASING TO SOUTHWEST 12 TO 15 MPH EARLY IN THE MORNING...THEN SHIFTING TO THE WEST 14 TO 17 MPH WITH GUSTS TO AROUND 30 MPH LATE IN THE MORNING BECOMING NORTHWEST 9 TO 12 MPH LATE IN THE AFTERNOON. GUSTY AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS. MIXING HEIGHT.......300 FT AGL INCREASING TO 2300-2400 FT AGL EARLY IN THE MORNING...THEN INCREASING TO 2400-2600 FT AGL IN THE LATE MORNING AND AFTERNOON DECREASING TO 300 FT AGL LATE IN THE AFTERNOON. MIXING WINDS........SOUTH 10 TO 13 MPH INCREASING TO SOUTHWEST 16 TO 20 MPH EARLY IN THE MORNING...THEN INCREASING TO 22 TO 25 MPH IN THE LATE MORNING AND EARLY AFTERNOON BECOMING NORTHWEST 16 TO 20 MPH LATE IN THE AFTERNOON DECREASING TO AROUND 13 MPH. DISPERSION INDEX....9 INCREASING TO 30 EARLY IN THE MORNING...THEN INCREASING TO 45 LATE IN THE MORNING INCREASING TO 52 LATE IN THE MORNING DECREASING TO 38 DECREASING TO 6 LATE IN THE AFTERNOON. LVORI...............6 DECREASING TO 4 EARLY IN THE MORNING...THEN DECREASING TO 3 LATE IN THE MORNING DECREASING TO 1 IN THE AFTERNOON INCREASING TO 3. $$ FORECASTER...MOB FORECASTER REQUESTED BY...TRACY SIMMONS TYPE OF REQUEST...PRESCRIBED .TAG 20090127.COMPA.01/MOB