FNUS71 KAKQ 131051 FWSAKQ SPOT FORECAST FOR PUBLIC LANDING...MD DNR FOREST SERVICE NATIONAL WEATHER SERVICE WAKEFIELD VA 651 AM EDT TUE OCT 13 2009 FORECAST IS BASED ON IGNITION TIME OF 1030 EDT ON OCTOBER 13. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... ...UNSEASONABLY COOL TEMPERATURES WITH PERIODIC CHANCES FOR RAIN WEDNESDAY AFTERNOON THROUGH FRIDAY... HIGH PRESSURE BUILDS OVER THE REGION TODAY. LOW PRESSURE DEVELOPS OFF THE SOUTHEAST COAST TONIGHT...THEN MOVES SLOWLY NORTHEAST ALONG MID ATLANTIC COAST WEDNESDAY THROUGH THURSDAY. ANOTHER LOW PRESSURE APPROACHES FROM THE SOUTH FRIDAY. .TODAY... SKY/WEATHER.........MOSTLY CLOUDY (65-75 PERCENT)...THEN BECOMING MOSTLY SUNNY (25-35 PERCENT). MAX TEMPERATURE.....AROUND 70. MIN HUMIDITY........52 PERCENT. WIND (20FT/2MIN)....NORTHWEST WINDS 5 TO 13 MPH. MIXING HEIGHT.......300-2100 FT AGL...INCREASING TO 3000-3700 FT AGL LATE IN THE MORNING. TRANSPORT WINDS.....NORTHWEST 6 TO 14 MPH...INCREASING TO 16 TO 24 MPH IN THE AFTERNOON. VENTILATION RATE....VERY POOR TO FAIR (1300-46400 FT-MPH)...INCREASING TO FAIR TO GOOD (56400-76500 FT-MPH) LATE. TIME (EDT) 10A 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM 7PM 8PM 9PM SKY (%).........56 46 36 25 16 17 18 18 19 20 22 24 WEATHER COV..... WEATHER TYPE.... TEMP............66 67 67 67 67 67 67 65 62 58 55 53 RH..............73 70 65 63 61 59 56 60 67 72 74 74 20 FT WIND DIR..NW NW NW NW NW NW NW NW NW N N N 20 FT WIND SPD..8 9 10 11 11 11 11 11 11 11 11 11 20 FT WIND GUST.15 15 20 20 20 20 20 20 20 20 20 20 MIX HGT (KFT)...3.0 3.0 3.0 3.0 3.2 3.4 3.7 3.7 2.5 1.4 0.4 0.5 TRANSP WIND DIR.NW NW NW NW NW NW NW NW NW NW NW N TRANSP WIND SPD.12 14 16 17 20 22 24 24 24 25 26 28 .TONIGHT... SKY/WEATHER.........PARTLY CLOUDY (30-40 PERCENT). MIN TEMPERATURE.....AROUND 44. MAX HUMIDITY........79 PERCENT. WIND (20FT/2MIN)....NORTH WINDS 12 TO 14 MPH. MIXING HEIGHT.......1400-2500 FT AGL...DECREASING TO 300-700 FT AGL EARLY IN THE EVENING. TRANSPORT WINDS.....NORTH 24 TO 29 MPH. VENTILATION RATE....VERY POOR TO FAIR (5400-54000 FT-MPH). .WEDNESDAY... SKY/WEATHER.........MOSTLY CLOUDY (70-80 PERCENT). MAX TEMPERATURE.....AROUND 56. MIN HUMIDITY........52 PERCENT. WIND (20FT/2MIN)....NORTHEAST WINDS 8 TO 10 MPH. MIXING HEIGHT.......500-1700 FT AGL...INCREASING TO 2800-4500 FT AGL IN THE LATE MORNING AND AFTERNOON. TRANSPORT WINDS.....NORTHEAST 15 TO 23 MPH...DECREASING TO 6 TO 13 MPH LATE IN THE MORNING. VENTILATION RATE....VERY POOR TO FAIR (9200-45200 FT-MPH). FORECASTER...RUSNAK REQUESTED BY...CHRIS ROBERTSON TYPE OF REQUEST...PRESCRIBED .TAG 20091013.PUBLI.01/AKQ