FNUS72 KFFC 091207 FWSFFC SPOT FORECAST FOR POCKET RX...USFS NATIONAL WEATHER SERVICE PEACHTREE CITY GA 707 AM EST SAT MAR 9 2013 FORECAST IS BASED ON IGNITION TIME OF 1000 EST ON MARCH 09. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... AFTER LIGHT EARLY MORNING WINDS DOMINATED BY DOWN-SLOPE AND DOWN-VALLEY EFFECTS...WINDS WILL BE SWINGING TO SOUTH EARLY IN THE DAY ALLOWING HIGHER DEW POINTS AND SUBSEQUENTLY HIGHER RELATIVE HUMIDITIES ON SATURDAY AS COMPARED TO FRIDAY AFTERNOON. STILL...RELATIVE HUMIDITIES WILL DROP INTO THE 29-31 PERCENT RANGE NEAR THE FORECAST SITE FOR AT LEAST A COUPLE OF HOURS AFTER 3-4 PM. CONFIDENCE IN FORECAST AFTERNOON RH VALUES IS MEDIUM AND REACHING VALUES IN THE MID TO UPPER 20S WOULD NOT BE OUT OF THE QUESTION BEFORE HIGHER DEWPOINTS ADVECT NORTHWARD. AFTERNOON WINDS SHOULD BE PRIMARILY SOUTH AND COULD EXPERIENCE SLIGHTLY HIGHER WINDS DUE TO CHANNELING BETWEEN THE RIDGES...OTHERWISE GUSTS NEAR 15 MPH ARE POSSIBLE. .TODAY... SKY/WEATHER.........MOSTLY SUNNY (40-50 PERCENT). PATCHY FROST EARLY IN THE MORNING. MAX TEMPERATURE.....AROUND 63. MIN HUMIDITY........31 PERCENT. WIND (20 FT)........LIGHT WINDS BECOMING SOUTH 5 TO 9 MPH EARLY IN THE MORNING. MIXING HEIGHT.......0-800 FT AGL INCREASING TO 2800-3000 FT AGL IN THE AFTERNOON. TRANSPORT WINDS.....SOUTHEAST 3 TO 8 MPH SHIFTING TO THE SOUTH 13 TO 16 MPH IN THE LATE MORNING AND AFTERNOON. DISPERSION INDEX....6 INCREASING TO 48. LVORI...............3. TIME (EST) 10 AM NOON 2 PM 4 PM SKY (%).........42 47 45 40 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE TEMP............48 56 61 62 RH..............47 37 31 31 20 FT WIND......S 7 S 8 S 9 S 9 20 FT WIND GUST.10 15 15 15 DISPERSION IDX..9 26 52 51 LVORI...........2 2 1 1 .TONIGHT... SKY/WEATHER.........PARTLY CLOUDY (35-45 PERCENT) THEN BECOMING MOSTLY CLOUDY (55-65 PERCENT). MIN TEMPERATURE.....AROUND 42. MAX HUMIDITY........76 PERCENT. WIND (20 FT)........SOUTHEAST WINDS 7 TO 8 MPH. MIXING HEIGHT.......2900 FT AGL DECREASING TO 300 FT AGL. TRANSPORT WINDS.....SOUTHEAST 13 TO 17 MPH. DISPERSION INDEX....43 DECREASING TO 8. LVORI...............2. TIME (EST) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM SKY (%).........36 37 45 46 51 64 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE NONE NONE TEMP............59 54 49 47 45 44 RH..............37 48 57 65 70 72 20 FT WIND......SE 8 SE 7 SE 7 SE 8 SE 8 SE 8 20 FT WIND GUST.15 10 10 15 15 15 DISPERSION IDX..43 8 10 6 7 7 LVORI...........1 2 2 3 3 3 .SUNDAY... SKY/WEATHER.........PARTLY SUNNY (55-65 PERCENT). MAX TEMPERATURE.....AROUND 67. MIN HUMIDITY........36 PERCENT. WIND (20 FT)........SOUTHEAST WINDS 8 TO 16 MPH. GUSTS UP TO 30 MPH. MIXING HEIGHT.......0-1400 FT AGL INCREASING TO 3000-3200 FT AGL IN THE AFTERNOON. TRANSPORT WINDS.....SOUTHEAST 17 TO 25 MPH SHIFTING TO THE SOUTH 25 TO 29 MPH IN THE LATE MORNING AND AFTERNOON. DISPERSION INDEX....12 INCREASING TO 32 LATE IN THE MORNING...THEN INCREASING TO 64 LATE IN THE MORNING DECREASING TO 53 EARLY IN THE AFTERNOON INCREASING TO 69. LVORI...............3. TIME (EST) 6 AM 8 AM 10 AM NOON 2 PM 4 PM SKY (%).........66 64 56 62 53 53 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE NONE NONE TEMP............42 45 53 60 65 66 RH..............76 69 54 43 37 37 20 FT WIND......SE 8 SE 9 SE 12 SE 13 SE 15 SE 16 20 FT WIND GUST.15 15 20 25 25 30 DISPERSION IDX..7 12 32 53 66 72 LVORI...........4 3 1 1 1 1 $$ FORECASTER...BAKER REQUESTED BY...JEFFREY R SCHARDT TYPE OF REQUEST...PRESCRIBED .TAG 20130309.POCKE.01/FFC