FNUS71 KAKQ 031553 FWSAKQ SPOT FORECAST FOR NORTH ROAD FIRE...NCFS NATIONAL WEATHER SERVICE WAKEFIELD VA 1153 AM EDT WED AUG 3 2011 FORECAST IS BASED ON REQUEST TIME OF 1135 EDT ON AUGUST 03. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... A LOW PRESSURE SYSTEM WILL PUSH ACROSS THE AREA FROM THE GREAT LAKES REGION LATER TODAY...WITH A TRAILING COLD FRONT PUSHING THROUGH THE AREA LATE TONIGHT THROUGH THURSDAY MORNING. A DRYING NORTHWEST FLOW WILL DEVELOP THURSDAY WITH A TRANSITORY RIDGE BUILDING BACK OVER THE REGION FRIDAY. A DISTURBANCE IN THE FLOW COULD BRING MORE PRECIPITATION TO THE MID ATLANTIC STATES OVER THE WEEKEND. .REST OF TODAY... SKY/WEATHER.........PARTLY SUNNY (45-55 PERCENT). ISOLATED SHOWERS AND THUNDERSTORMS EARLY IN THE AFTERNOON. MAX TEMPERATURE.....AROUND 93. MIN HUMIDITY........45 PERCENT. WIND (20FT/2MIN)....WEST WINDS 6 TO 10 MPH. GUSTY AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS EARLY IN THE AFTERNOON. MIXING HEIGHT.......500-1700 FT AGL...INCREASING TO 2800-4000 FT AGL IN THE AFTERNOON. TRANSPORT WINDS.....WEST 7 TO 13 MPH. VENTILATION RATE....VERY POOR TO POOR (3100-37400 FT-MPH). TIME (EDT) 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM 7PM 8PM 9PM 10P SKY (%).........60 52 44 44 52 60 63 65 68 68 66 65 WEATHER COV..... ISO ISO ISO ISO ISO ISO ISO ISO ISO ISO WEATHER TYPE.... TSM TSM TSM TSM TSM TSM TSM TSM TSM TSM TEMP............86 88 90 91 91 91 90 89 86 84 82 81 RH..............68 63 58 54 51 48 52 58 64 69 78 82 20 FT WIND DIR..W W W W W W W SW SW SW SW SW 20 FT WIND SPD..6 7 7 7 8 9 9 7 5 4 5 6 20 FT WIND GUST.10 10 10 10 15 15 15 10 10 5 10 10 MIX HGT (KFT)...1.7 2.8 4.0 4.0 3.7 3.4 3.1 2.2 1.2 0.3 0.3 0.3 TRANSP WIND DIR.W W W W W W SW S SE S S S TRANSP WIND SPD.7 9 10 12 13 13 13 10 7 6 9 13 FORECASTER...MONTEFUSCO REQUESTED BY...T HURDLE TYPE OF REQUEST...WILDFIRE .TAG 20110803.NORTH.01/AKQ