FNUS71 KAKQ 211328 FWSAKQ SPOT FORECAST FOR BIG BALL ISLAND...US FISH AND WILDLIFE SERVICE (NWR) NATIONAL WEATHER SERVICE WAKEFIELD VA 828 AM EST SAT FEB 21 2009 FORECAST IS BASED ON IGNITION TIME OF 1400 EST ON FEBRUARY 21. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... ...LIGHTER WINDS TODAY... ...BECOMING DRY AND BREEZY SUNDAY... HIGH PRESSURE WILL MOVE OFF THE NORTH CAROLINA COAST THIS AFTERNOON. LOW PRESSURE WILL APPROACH FROM THE GREAT LAKES REGION THIS EVENING INTO SOUTHERN CANADA SUNDAY...WITH THE TRAILING COLD FRONT CROSSING THE REGION SUNDAY MORNING. ANOTHER PERIOD OF GUSTY WESTERLY WINDS IS POSSIBLE SUNDAY AFTERNOON AND EVENING. THESE WINDS...IN TANDEM WITH LOW RH VALUES AND DRYING FUELS MAY RESULT IN A PERIOD OF INCREASED FIRE DANGER SUNDAY AFTERNOON AND EVENING. .TODAY... SKY/WEATHER.........SUNNY (10-20 PERCENT). MAX TEMPERATURE.....AROUND 48. MIN HUMIDITY........36 PERCENT. WIND (20FT/2MIN)....NORTH WINDS 5 TO 7 MPH EARLY IN THE MORNING...BECOMING LIGHT AND VARIABLE...THEN BECOMING SOUTHEAST 5 TO 10 MPH IN THE AFTERNOON. MIXING HEIGHT.......1900 FT AGL...INCREASING TO 2700-3300 FT AGL IN THE LATE MORNING AND AFTERNOON. TRANSPORT WINDS.....NORTH 6 TO 10 MPH...BECOMING SOUTHEAST 7 TO 13 MPH IN THE AFTERNOON...THEN BECOMING SOUTH AROUND 15 MPH LATE. VENTILATION RATE....VERY POOR (10000 FT-MPH)...THEN POOR (38900 FT-MPH). TIME (EST) 2PM 3PM 4PM 5PM 6PM 7PM 8PM 9PM 10P 11P MID 1AM SKY (%).........18 21 24 28 31 34 41 48 55 62 69 76 WEATHER COV..... SCH WEATHER TYPE.... RW TEMP............46 47 47 46 45 43 43 43 43 43 43 43 RH..............38 36 37 39 44 52 54 56 59 62 70 79 20 FT WIND DIR..E SE SE SE SE SE S S S S S S 20 FT WIND SPD..5 7 8 9 10 11 11 11 11 11 11 11 20 FT WIND GUST.8 10 12 13 14 15 17 18 18 18 18 18 MIX HGT (KFT)...2.7 2.9 3.1 3.1 3.1 2.6 2.3 2.0 1.7 1.4 0.8 0.8 0.7 MIXNG WIND DIR..SE SE S S S S S S S S S S MIXNG WIND SPD..8 10 13 15 17 18 18 18 17 16 15 14 .TONIGHT... SKY/WEATHER.........PARTLY CLOUDY (35-45 PERCENT)...THEN BECOMING MOSTLY CLOUDY (65-75 PERCENT). A SLIGHT CHANCE OF SHOWERS AFTER MIDNIGHT. MIN TEMPERATURE.....AROUND 40. MAX HUMIDITY........89 PERCENT. WIND (20FT/2MIN)....SOUTH WINDS 11 TO 12 MPH. MIXING HEIGHT.......1400-2600 FT AGL...DECREASING TO 300-500 FT AGL LATE IN THE EVENING. TRANSPORT WINDS.....SOUTH 10 TO 18 MPH. VENTILATION RATE....VERY POOR TO POOR (2300-38900 FT-MPH). .SUNDAY... SKY/WEATHER.........MOSTLY CLOUDY (65-75 PERCENT)...THEN BECOMING MOSTLY SUNNY (40-50 PERCENT). A CHANCE OF SHOWERS IN THE MORNING. MAX TEMPERATURE.....AROUND 46. MIN HUMIDITY........48 PERCENT. WIND (20FT/2MIN)....WEST WINDS 12 TO 21 MPH WITH GUSTS UP TO 30 MPH...INCREASING TO 21 TO 22 MPH WITH GUSTS UP TO 35 MPH LATE. MIXING HEIGHT.......300-1700 FT AGL...INCREASING TO 6600-7200 FT AGL. TRANSPORT WINDS.....SOUTH 9 TO 14 MPH...INCREASING TO WEST 20 TO 28 MPH IN THE AFTERNOON. VENTILATION RATE....VERY POOR TO POOR (2000-34500 FT-MPH)...INCREASING TO EXCELLENT (153000-156400 FT-MPH). FORECASTER...BROWN REQUESTED BY...TIM CRAIG TYPE OF REQUEST...PRESCRIBED .TAG 20090221.BIGBA.01/AKQ