FNUS71 KAKQ 101937 FWSAKQ SPOT FORECAST FOR NORTH END HAZARD...US FISH AND WILDLIFE SERVICE (NWR) NATIONAL WEATHER SERVICE WAKEFIELD VA 337 PM EDT TUE MAR 10 2009 FORECAST IS BASED ON IGNITION TIME OF 1000 EDT ON MARCH 11. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... EAST TO SOUTHEAST WINDS WILL PERSIST OVER THE REGION THROUGH THE AFTERNOON AND EVENING BEFORE SHIFTING TO THE SOUTH-SOUTHWEST ON WEDNESDAY. THE EASTERLY FLOW WILL HELP TO KEEP CLOUDY CONDITIONS OVER THE REGION. IN ADDITION...A COLD FRONT WILL MOVE THROUGH THE REGION WEDNESDAY AFTERNOON INTO THE EARLY EVENING SHIFTING WINDS TO THE WEST TO NORTHWEST. THERE WILL BE A SLIGHT CHANCE OF SHOWERS IN ADVANCE OF THE FRONT. THE FRONT WILL BRING IN COLDER TEMPERATURES AND CLOUDY CONDITIONS THROUGH THURSDAY. .WEDNESDAY... SKY/WEATHER.........PARTLY TO MOSTLY CLOUDY (60-70 PERCENT). MAX TEMPERATURE.....AROUND 72. MIN HUMIDITY........50 PERCENT. WIND (20FT/2MIN)....SOUTHWEST WINDS 10 TO 15 MPH. MIXING HEIGHT.......300-600 FT AGL. TRANSPORT WINDS.....SOUTHWEST 13 TO 21 MPH. VENTILATION RATE....VERY POOR (2800-11200 FT-MPH). TIME (EDT) 10A 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM 7PM 8PM 9PM SKY (%).........66 61 59 56 54 56 57 59 60 61 62 58 WEATHER COV..... WEATHER TYPE.... TEMP............57 61 63 65 67 67 66 66 63 59 56 55 RH..............83 75 70 63 56 54 54 52 60 69 77 80 20 FT WIND DIR..S S S SW SW SW SW SW SW W W W 20 FT WIND SPD..11 14 14 12 12 12 11 11 10 8 7 8 20 FT WIND GUST.20 25 25 25 25 25 25 25 20 20 15 15 MIX HGT (KFT)...0.3 0.4 0.5 0.5 0.6 0.6 0.5 0.4 0.4 0.3 0.3 0.3 MIXNG WIND DIR..S S S SW SW SW SW SW SW SW SW W MIXNG WIND SPD..18 20 21 21 21 21 20 18 14 10 8 8 .WEDNESDAY NIGHT... SKY/WEATHER.........MOSTLY CLOUDY (55-65 PERCENT)...THEN BECOMING PARTLY CLOUDY (40-50 PERCENT). MIN TEMPERATURE.....AROUND 43. MAX HUMIDITY........89 PERCENT. WIND (20FT/2MIN)....NORTH WINDS 12 TO 19 MPH. MIXING HEIGHT.......300-400 FT AGL. TRANSPORT WINDS.....NORTHWEST 8 TO 16 MPH...INCREASING TO NORTH 29 TO 31 MPH. VENTILATION RATE....VERY POOR (1600-6800 FT-MPH). .THURSDAY... SKY/WEATHER.........PARTLY SUNNY (55-65 PERCENT). MAX TEMPERATURE.....AROUND 48. MIN HUMIDITY........41 PERCENT. WIND (20FT/2MIN)....NORTH WINDS 11 TO 20 MPH. MIXING HEIGHT.......1100-2900 FT AGL...INCREASING TO 3000-3400 FT AGL IN THE LATE MORNING AND AFTERNOON. TRANSPORT WINDS.....NORTH 22 TO 31 MPH...DECREASING TO 12 TO 20 MPH IN THE AFTERNOON. VENTILATION RATE....VERY POOR TO GOOD (30500-73500 FT-MPH). FORECASTER...FOSTER REQUESTED BY...JON BECK TYPE OF REQUEST...PRESCRIBED .TAG 20090311.NORTH.01/AKQ