FNUS72 KFFC 160436 FWSFFC SPOT FORECAST FOR STATION FIRE...USFS NATIONAL WEATHER SERVICE PEACHTREE CITY GA 1236 AM EDT MON APR 16 2012 FORECAST IS BASED ON IGNITION TIME OF 1915 EDT ON APRIL 15. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... A COLD FRONT WILL APPROACH NORTHWEST GEORGIA ON MONDAY AND CROSS THE FORECAST AREA OVERNIGHT MONDAY INTO TUESDAY. THIS WILL BRING INCREASING CHANCES OF SHOWERS AND THUNDERSTORMS TO NORTH AND CENTRAL GEORGIA MONDAY THROUGH TUESDAY. RELATIVE HUMIDITY WILL REMAIN ABOVE CRITICAL VALUES BOTH DAYS. .TODAY... SKY/WEATHER.........MOSTLY CLOUDY (70-80 PERCENT). CHANCE OF SHOWERS EARLY IN THE MORNING. CHANCE OF THUNDERSTORMS LATE IN THE MORNING...THEN SHOWERS AND THUNDERSTORMS LIKELY EARLY IN THE AFTERNOON. MAX TEMPERATURE.....AROUND 77. MIN HUMIDITY........53 PERCENT. WIND (20 FT)........SOUTHWEST WINDS 6 TO 14 MPH. GUSTS UP TO 25 MPH LATE IN THE MORNING. GUSTY AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS LATE IN THE MORNING. CWR.................10 PERCENT INCREASING TO 70 PERCENT EARLY IN THE MORNING. LAL.................1 UNTIL 1100...THEN 3 UNTIL 1400...THEN 4. MIXING HEIGHT.......200-600 FT AGL INCREASING TO 6600 FT AGL. TRANSPORT WINDS.....SOUTH 9 TO 15 MPH INCREASING TO SOUTHWEST 21 TO 28 MPH IN THE LATE MORNING AND AFTERNOON. DISPERSION INDEX....8 INCREASING TO 18 LATE IN THE MORNING...THEN INCREASING TO 89 LATE IN THE MORNING DECREASING TO 69 EARLY IN THE AFTERNOON INCREASING TO 85 INCREASING TO 97 IN THE AFTERNOON. LVORI...............3. TIME (EDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM SKY (%).........69 79 79 78 76 75 WEATHER COV..... CHANCE CHANCE CHANCE LIKELY LIKELY WEATHER TYPE....NONE RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR TEMP............63 63 70 73 76 77 RH..............86 88 72 64 55 53 20 FT WIND......S 6 S 6 S 9 S 12 S 14 S 13 20 FT WIND GUST.10 10 15 20 25 25 DISPERSION IDX..7 7 18 92 89 81 LVORI...........5 5 3 1 1 1 CWR.............10 30 30 30 70 70 .TONIGHT... SKY/WEATHER.........MOSTLY CLOUDY (75-85 PERCENT). SHOWERS AND THUNDERSTORMS LIKELY IN THE EVENING...THEN SCATTERED RAIN SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. MIN TEMPERATURE.....AROUND 57. MAX HUMIDITY........92 PERCENT. WIND (20 FT)........NORTH WINDS 5 TO 10 MPH WITH GUSTS TO AROUND 20 MPH IN THE EVENING BECOMING LIGHT. GUSTY AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS IN THE EVENING. GUSTY AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS AFTER MIDNIGHT. CWR.................70 PERCENT. LAL.................4 UNTIL 2000...THEN 3 UNTIL 2400...THEN 2. MIXING HEIGHT.......6600 FT AGL DECREASING TO 0-100 FT AGL EARLY IN THE EVENING. TRANSPORT WINDS.....WEST 8 TO 17 MPH SHIFTING TO THE NORTH 2 TO 8 MPH IN THE LATE EVENING AND OVERNIGHT. DISPERSION INDEX....77 DECREASING TO 4. LVORI...............4. TIME (EDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM SKY (%).........75 78 81 83 86 86 WEATHER COV.....LIKELY SCTTRD SCTTRD SCTTRD SCTTRD SCTTRD WEATHER TYPE....RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR TEMP............77 72 66 63 61 60 RH..............54 64 77 80 80 82 20 FT WIND......SW 10 SW 8 NW 6 N 5 NE 3 NE 3 20 FT WIND GUST.20 15 10 10 5 5 DISPERSION IDX..77 6 4 1 1 3 LVORI...........1 3 4 4 4 5 CWR.............70 50 50 30 30 30 .TUESDAY... SKY/WEATHER.........CLOUDY (85-95 PERCENT). SCATTERED RAIN SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS EARLY IN THE MORNING...THEN RAIN SHOWERS LIKELY EARLY IN THE MORNING. CHANCE OF THUNDERSTORMS IN THE AFTERNOON. MAX TEMPERATURE.....AROUND 68. MIN HUMIDITY........51 PERCENT. WIND (20 FT)........NORTH WINDS 5 TO 12 MPH. GUSTY AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS EARLY IN THE MORNING. GUSTY AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS IN THE AFTERNOON. CWR.................60 PERCENT. LAL.................2 UNTIL 0800...THEN 1 UNTIL 1200...THEN 3. MIXING HEIGHT.......0-200 FT AGL INCREASING TO 5300 FT AGL. TRANSPORT WINDS.....NORTH 9 TO 15 MPH. DISPERSION INDEX....5 INCREASING TO 45. LVORI...............4. TIME (EDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM SKY (%).........86 90 90 90 90 90 WEATHER COV.....SCTTRD LIKELY LIKELY LIKELY LIKELY LIKELY WEATHER TYPE....RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR TEMP............58 58 63 66 68 68 RH..............92 90 73 64 55 52 20 FT WIND......N 5 N 5 N 6 N 8 N 10 N 12 20 FT WIND GUST.10 10 10 15 20 20 DISPERSION IDX..4 6 6 29 35 48 LVORI...........6 6 3 2 1 1 CWR.............30 60 60 60 60 60 $$ FORECASTER...GOODEN REQUESTED BY...JANE WRIGHT TYPE OF REQUEST...PRESCRIBED .TAG 20120415.STATI.01/FFC