FNUS71 KAKQ 101309 FWSAKQ SPOT FORECAST FOR SUF 19 05-10-10...VDOF NATIONAL WEATHER SERVICE WAKEFIELD VA 909 AM EDT MON MAY 10 2010 FORECAST IS BASED ON REQUEST TIME OF 0857 EDT ON MAY 10. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... DRY WEATHER WILL REMAIN ENTRENCHED ACROSS THE REGION THROUGH TONIGHT...AS HIGH PRESSURE OVER THE OHIO VALLEY GRADUALLY BUILDS INTO THE MID ATLANTIC STATES. RELATIVE HUMIDITIES THIS AFTERNOON WILL DROP DOWN INTO THE 20 TO 30 PERCENT RANGE. TONIGHT...THE HIGH WILL MOVE OFF THE COAST...AS LOW PRESSURE TRACKS THROUGH THE MIDWEST. A WARM FRONT WILL LIFT NORTHEAST ACROSS THE AREA LATER TUESDAY INTO WEDNESDAY...BRINGING A CHANCE FOR LIGHT RAIN TO THE REGION. .TODAY... SKY/WEATHER.........SUNNY (5-15 PERCENT). MAX TEMPERATURE.....AROUND 67. MIN HUMIDITY........21 PERCENT. WIND (20FT/2MIN)....NORTH WINDS 5 TO 8 MPH UNTIL LATE AFTERNOON...BECOMING LIGHT...THEN BECOMING NORTHWEST AROUND 5 MPH LATE. MIXING HEIGHT.......300-1900 FT AGL...INCREASING TO 5600-6300 FT AGL. TRANSPORT WINDS.....NORTH 10 TO 18 MPH...BECOMING NORTHWEST 5 TO 8 MPH IN THE AFTERNOON. VENTILATION RATE....VERY POOR TO FAIR (2300-51500 FT-MPH)...INCREASING TO VERY POOR TO GOOD (26000-63400 FT-MPH) LATE IN THE MORNING. TIME (EDT) 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM 7PM SKY (%).........0 0 0 1 2 2 6 11 15 18 22 25 WEATHER COV..... WEATHER TYPE.... TEMP............52 55 58 59 60 62 63 65 65 64 62 61 RH..............53 41 33 26 26 23 22 22 22 23 28 33 20 FT WIND DIR..N N N N N N N NW NW NW N N 20 FT WIND SPD..7 7 6 6 5 4 3 4 4 4 3 3 20 FT WIND GUST.15 15 15 15 10 10 5 10 10 10 5 5 MIX HGT (KFT)...1.9 3.6 5.3 5.6 5.9 6.2 6.2 6.3 6.3 6.3 5.2 4.1 TRANSP WIND DIR.N N N N N N NW NW NW W W W TRANSP WIND SPD.18 18 16 14 12 8 6 5 5 5 6 6 .TONIGHT... SKY/WEATHER.........PARTLY CLOUDY (25-35 PERCENT)...THEN BECOMING MOSTLY CLOUDY (45-55 PERCENT). MIN TEMPERATURE.....AROUND 45. MAX HUMIDITY........77 PERCENT. WIND (20FT/2MIN)....LIGHT WINDS...BECOMING SOUTHEAST AROUND 5 MPH AFTER MIDNIGHT...THEN BECOMING LIGHT LATE. MIXING HEIGHT.......4100-5200 FT AGL...DECREASING TO 300 FT AGL. TRANSPORT WINDS.....WEST 5 TO 6 MPH...BECOMING SOUTHEAST IN THE LATE EVENING AND OVERNIGHT. VENTILATION RATE....VERY POOR (1000-22600 FT-MPH). .TUESDAY... SKY/WEATHER.........PARTLY SUNNY (60-70 PERCENT). MAX TEMPERATURE.....AROUND 71. MIN HUMIDITY........38 PERCENT. WIND (20FT/2MIN)....LIGHT WINDS...BECOMING SOUTHEAST 5 TO 10 MPH IN THE LATE MORNING AND AFTERNOON. MIXING HEIGHT.......300-1800 FT AGL...INCREASING TO 5600-6100 FT AGL. TRANSPORT WINDS.....SOUTH 7 TO 16 MPH...INCREASING TO AROUND 17 MPH LATE. VENTILATION RATE....VERY POOR TO FAIR (1400-46200 FT-MPH)...INCREASING TO FAIR TO GOOD (58500-92400 FT-MPH) IN THE AFTERNOON. FORECASTER...SEYMOUR REQUESTED BY...ANGELA CONARY TYPE OF REQUEST...WILDFIRE .TAG 20100510.SUF19.01/AKQ