FNUS71 KAKQ 301358 FWSAKQ SPOT FORECAST FOR LIVE OAK POINT FIELD...US FWS NATIONAL WEATHER SERVICE WAKEFIELD VA 958 AM EDT WED SEP 30 2009 FORECAST IS BASED ON IGNITION TIME OF 1100 EDT ON SEPTEMBER 30. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... LOW PRESSURE OVER QUEBEC WILL CONTINUE TO PUSH COOLER AND DRIER AIR INTO THE REGION. MEANWHILE...SURFACE HIGH PRESSURE WILL BUILD INTO THE REGION FROM THE OHIO VALLEY TONIGHT THROUGH THURSDAY NIGHT. ANOTHER LOW PRESSURE SYSTEM APPROACHES FROM THE WEST...BRINGING A CHANCE FOR SHOWERS BY THIS WEEKEND. .TODAY... SKY/WEATHER.........SUNNY (10-20 PERCENT). MAX TEMPERATURE.....AROUND 72. MIN HUMIDITY........42 PERCENT. WIND (20FT/2MIN)....NORTHWEST WINDS 9 TO 10 MPH. MIXING HEIGHT.......1100-2200 FT AGL...INCREASING TO 5500-6300 FT AGL. TRANSPORT WINDS.....NORTHWEST 10 TO 13 MPH. VENTILATION RATE....VERY POOR TO FAIR (12500-57100 FT-MPH)...INCREASING TO FAIR TO GOOD (54800-68300 FT-MPH) EARLY IN THE AFTERNOON. TIME (EDT) 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM 7PM 8PM 9PM 10P SKY (%).........11 20 28 27 27 26 26 24 23 21 22 22 WEATHER COV..... WEATHER TYPE.... TEMP............68 69 70 71 71 71 71 69 67 65 64 63 RH..............51 47 45 44 44 44 44 47 50 54 58 60 20 FT WIND DIR..NW NW NW NW NW NW NW NW NW NW NW NW 20 FT WIND SPD..9 9 9 9 9 8 8 7 7 6 6 6 20 FT WIND GUST.15 15 15 15 15 15 15 10 10 10 10 10 MIX HGT (KFT)...4.0 4.8 5.5 6.3 6.2 6.1 6.0 4.1 2.2 0.4 0.3 0.3 TRANSP WIND DIR.NW NW NW NW NW NW NW NW NW NW NW NW TRANSP WIND SPD.10 10 12 13 13 13 12 10 9 8 8 7 .TONIGHT... SKY/WEATHER.........MOSTLY CLEAR (15-25 PERCENT). MIN TEMPERATURE.....AROUND 58. MAX HUMIDITY........75 PERCENT. WIND (20FT/2MIN)....NORTH WINDS 7 TO 8 MPH. MIXING HEIGHT.......2200-4100 FT AGL...DECREASING TO 300-400 FT AGL EARLY IN THE EVENING. TRANSPORT WINDS.....NORTH 7 TO 13 MPH. VENTILATION RATE....VERY POOR TO POOR (1600-34100 FT-MPH). .THURSDAY... SKY/WEATHER.........SUNNY (10-20 PERCENT). MAX TEMPERATURE.....AROUND 73. MIN HUMIDITY........42 PERCENT. WIND (20FT/2MIN)....NORTH WINDS 5 TO 9 MPH IN THE MORNING...BECOMING LIGHT. MIXING HEIGHT.......500-900 FT AGL...INCREASING TO 6400-6700 FT AGL. TRANSPORT WINDS.....SOUTHWEST 7 TO 13 MPH. VENTILATION RATE....VERY POOR TO FAIR (4900-54100 FT-MPH). FORECASTER...HURLEY REQUESTED BY...JON BECK TYPE OF REQUEST...PRESCRIBED .TAG 20090930.LIVEO.01/AKQ