FNUS72 KFFC 111354 FWSFFC SPOT FORECAST FOR COMPARTMENT 163...USDA FOREST SERVICE NATIONAL WEATHER SERVICE PEACHTREE CITY GA 854 AM EST MON JAN 11 2010 FORECAST IS BASED ON IGNITION TIME OF 0905 EST ON JANUARY 11. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. ...RED FLAG WARNING IN EFFECT FROM 1 PM THIS AFTERNOON TO 6 PM EST THIS EVENING... .DISCUSSION... A MODIFYING ARCTIC HIGH PRESSURE SYSTEM WILL CONTINUE TO DRIFT TOWARD THE AREA TODAY FROM THE MIDWEST. A COLD FRONT WILL SWEEP RAPIDLY THROUGH THE STATE TONIGHT AND EARLY TUESDAY...BRINGING ANOTHER SURGE OF COLD AIR TO THE STATE. TEMPERATURES WARMING INTO THE 40S THIS AFTERNOON COMBINED WITH DEWPOINTS IN THE TEENS WILL RESULT IN CRITICAL RELATIVE HUMIDITY VALUES ACROSS PARTS OF CENTRAL GEORGIA THIS AFTERNOON. CRITICAL FIRE WEATHER CONDITIONS WILL ALSO BE POSSIBLE WEDNESDAY AS AFTERNOON TEMPERATURES WARM INTO THE 50S. .TODAY... SKY/WEATHER.........SUNNY (15-25 PERCENT). TEMPERATURE.........30 AT IGNITION...MAX 49. MIN HUMIDITY........71 PERCENT AT IGNITION...MIN 24 PERCENT. WIND (20 FT)........WINDS WEST AT 5 MPH AT IGNITION...OTHERWISE LIGHT WINDS BECOMING WEST 5 TO 10 MPH IN THE LATE MORNING AND AFTERNOON. CWR.................0 PERCENT. LAL.................1. MIXING HEIGHT.......2600 FT AGL AT IGNITION...OTHERWISE 0-500 FT AGL INCREASING TO 2600 FT AGL AT IGNITION...OTHERWISE 2600-3400 FT AGL IN THE LATE MORNING AND AFTERNOON. TRANSPORT WINDS.....WEST AROUND 3 MPH INCREASING TO NORTHWEST 15 TO 20 MPH. TIME (EST) 9 AM 11 AM 1 PM 3 PM 5 PM SKY (%).........40 40 42 42 42 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE NONE TEMP............24 36 46 49 45 RH..............71 41 28 24 25 20 FT WIND......W 5 W 6 W 9 W 10 W 8 20 FT WIND GUST. 10 10 15 10 CWR.............0 0 0 0 0 .TONIGHT... SKY/WEATHER.........PARTLY CLOUDY (40-50 PERCENT). MIN TEMPERATURE.....28. MAX HUMIDITY........73 PERCENT. WIND (20 FT)........WEST WINDS AROUND 6 MPH EARLY IN THE EVENING BECOMING LIGHT...THEN BECOMING WEST 5 TO 6 MPH IN THE LATE EVENING AND OVERNIGHT. CWR.................10 PERCENT. LAL.................1. MIXING HEIGHT.......3400 FT AGL DECREASING TO 0-200 FT AGL. TRANSPORT WINDS.....NORTHWEST AROUND 20 MPH BECOMING WEST 5 TO 14 MPH. TIME (EST) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM SKY (%).........42 47 47 47 48 48 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE NONE NONE TEMP............41 39 37 33 31 30 RH..............29 31 35 41 48 55 20 FT WIND......W 6 W 3 W 5 W 5 W 5 W 5 20 FT WIND GUST.10 5 CWR.............0 0 0 0 10 10 .TUESDAY... SKY/WEATHER.........MOSTLY SUNNY (45-55 PERCENT). MAX TEMPERATURE.....40. MIN HUMIDITY........46 PERCENT. WIND (20 FT)........NORTHWEST WINDS 6 TO 9 MPH. CWR.................10 PERCENT. LAL.................1. MIXING HEIGHT.......200-2100 FT AGL. TRANSPORT WINDS.....NORTHWEST 14 TO 17 MPH. TIME (EST) 6 AM 8 AM 10 AM NOON 2 PM 4 PM SKY (%).........48 55 55 55 45 45 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE NONE NONE TEMP............29 28 33 37 39 39 RH..............66 73 63 55 49 46 20 FT WIND......W 6 W 8 NW 9 NW 9 NW 9 NW 9 20 FT WIND GUST.10 10 10 15 10 10 CWR.............10 10 10 10 0 0 $$ FORECASTER...LAMBACK/SMITH REQUESTED BY...MIKE DAVIS TYPE OF REQUEST...PRESCRIBED .TAG 20100111.COMPA.01/FFC