FNUS71 KAKQ 101832 FWSAKQ SPOT FORECAST FOR UNIT 1A B...US FISH AND WILDLIFE SERVICE NATIONAL WEATHER SERVICE WAKEFIELD VA 132 PM EST THU FEB 10 2011 FORECAST IS BASED ON IGNITION TIME OF 1430 EST ON FEBRUARY 10. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... HIGH PRESSURE BUILDS BACK INTO THE MID ATLANTIC REGION THIS AFTERNOON AND EVENING. HIGH PRESSURE WILL DOMINATE THE WEATHER PATTERN ACROSS THE AREA THROUGH THE MIDDLE OF NEXT WEEK...AS A SERIES OF WEAK LOW PRESSURE SYSTEMS TRACK ACROSS THE GREAT LAKES. .REST OF TODAY... SKY/WEATHER.........SUNNY (0-10 PERCENT). MAX TEMPERATURE.....AROUND 34. MIN HUMIDITY........32 PERCENT. WIND (20FT/2MIN)....NORTHWEST WINDS 10 TO 14 MPH WITH GUSTS UP TO 25 MPH. MIXING HEIGHT.......3700-4100 FT AGL. TRANSPORT WINDS.....NORTHWEST 18 TO 25 MPH. VENTILATION RATE....FAIR TO GOOD (57400-82600 FT-MPH). TIME (EST) 2PM 3PM 4PM 5PM 6PM 7PM 8PM 9PM 10P 11P MID 1AM SKY (%).........0 0 0 0 0 2 3 4 5 7 8 8 WEATHER COV..... WEATHER TYPE.... TEMP............34 34 32 31 28 24 22 21 20 20 20 19 RH..............34 33 35 39 53 60 62 65 65 66 66 66 20 FT WIND DIR..NW NW N N N N N N N N N NW 20 FT WIND SPD..12 11 11 9 9 7 6 5 4 3 3 3 20 FT WIND GUST.25 25 25 20 15 15 10 10 5 5 5 5 MIX HGT (KFT)...4.0 4.1 4.1 3.3 2.4 1.2 0.6 0.3 0.3 0.3 0.3 0.3 TRANSP WIND DIR.NW NW NW NW NW NW NW NW NW NW NW NW TRANSP WIND SPD.24 22 21 18 16 14 13 12 10 9 8 8 .TONIGHT... SKY/WEATHER.........CLEAR (0-10 PERCENT). MIN TEMPERATURE.....AROUND 18. MAX HUMIDITY........67 PERCENT. WIND (20FT/2MIN)....NORTH TO NORTHWEST WINDS 5 TO 9 MPH EARLY IN THE EVENING...BECOMING LIGHT. MIXING HEIGHT.......1900-3200 FT AGL...DECREASING TO 300 FT AGL. TRANSPORT WINDS.....NORTHWEST 7 TO 16 MPH...BECOMING WEST AROUND 5 MPH LATE. VENTILATION RATE....BECOMING VERY POOR TO POOR (1600-43100 FT-MPH). .FRIDAY... SKY/WEATHER.........SUNNY (10-20 PERCENT). MAX TEMPERATURE.....AROUND 41. MIN HUMIDITY........33 PERCENT. WIND (20FT/2MIN)....LIGHT WINDS...BECOMING SOUTH 5 TO 10 MPH IN THE LATE MORNING AND AFTERNOON. MIXING HEIGHT.......500-1900 FT AGL...INCREASING TO 2500-3700 FT AGL IN THE LATE MORNING AND AFTERNOON. TRANSPORT WINDS.....SOUTH 2 TO 8 MPH...INCREASING TO SOUTHWEST 12 TO 18 MPH IN THE LATE MORNING AND AFTERNOON. VENTILATION RATE....VERY POOR TO FAIR (1300-47700 FT-MPH)...INCREASING TO POOR TO FAIR (36800-58000 FT-MPH) LATE. FORECASTER...BROWN REQUESTED BY...KEITH MORRIS TYPE OF REQUEST...PRESCRIBED .TAG 20110210.UNIT1.01/AKQ