FNUS71 KAKQ 061640
FWSAKQ

SPOT FORECAST FOR UNIT D...US FISH AND WILDLIFE SERVICE (NWR)
NATIONAL WEATHER SERVICE WAKEFIELD VA
1140 AM EST WED JAN 6 2010

FORECAST IS BASED ON IGNITION TIME OF 1200 EST ON JANUARY 06.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
A WEAK TROUGH WILL PASS THROUGH THE AREA EARLY THIS AFTERNOON.
WEAK HIGH PRESSURE BUILDS INTO THE REGION FROM THE WEST THIS
EVENING INTO THE FIRST PART OF THURSDAY. WEAK LOW PRESSURE AND AN
ASSOCIATED COLD FRONT WILL CROSS THE AREA THURSDAY EVENING INTO
EARLY FRIDAY MORNING. ANOTHER PERIOD OF BRISK AND VERY COLD
WEATHER EXPECTED FROM FRIDAY THROUGH SUNDAY...AS HIGH PRESSURE IS
SLOW TO BUILD INTO THE REGION FROM THE WEST.

.REST OF TODAY...

SKY/WEATHER.........PARTLY SUNNY (50-60 PERCENT). A CHANCE OF
                    FLURRIES LATE IN THE MORNING.
MAX TEMPERATURE.....AROUND 38.
MIN HUMIDITY........45 PERCENT.
WIND (20FT/2MIN)....NORTHWEST WINDS 13 TO 16 MPH WITH GUSTS UP TO
                    30 MPH.
MIXING HEIGHT.......3400-4400 FT AGL.
TRANSPORT WINDS.....NORTHWEST 30 TO 31 MPH.
VENTILATION RATE....GOOD TO EXCELLENT (88500-117500 FT-MPH).

TIME (EST)      12P 1PM 2PM 3PM 4PM 5PM 6PM 7PM 8PM 9PM 10P 11P
SKY (%).........65  62  58  54  50  46  42  38  35  33  30  27
WEATHER COV.....CHC
WEATHER TYPE....SW
TEMP............35  36  37  37  37  36  34  32  31  30  29  28
RH..............52  52  50  48  48  50  54  58  61  63  66  68
20 FT WIND DIR..NW  NW  NW  NW  NW  NW  NW  NW  NW  NW  NW  NW
20 FT WIND SPD..16  16  15  14  13  13  13  13  12  12  12  11
20 FT WIND GUST.30  30  30  30  25  25  25  25  25  25  25  25
MIX HGT (KFT)...3.7 4.0 4.1 4.2 4.4 3.9 3.4 2.9 2.1 1.2 0.4 0.3
TRANSP WIND DIR.NW  NW  NW  NW  NW  NW  NW  NW  NW  NW  NW  NW
TRANSP WIND SPD.30  30  30  31  31  31  30  30  30  29  29  28

.TONIGHT...

SKY/WEATHER.........PARTLY CLOUDY (25-35 PERCENT).
MIN TEMPERATURE.....AROUND 23.
MAX HUMIDITY........74 PERCENT.
WIND (20FT/2MIN)....NORTHWEST WINDS 10 TO 12 MPH WITH GUSTS UP TO
                    25 MPH.
MIXING HEIGHT.......2100-3400 FT AGL...DECREASING TO 300-1200 FT
                    AGL IN THE LATE EVENING AND OVERNIGHT.
TRANSPORT WINDS.....NORTHWEST 23 TO 30 MPH.
VENTILATION RATE....FAIR TO GOOD (52900-89400 FT-MPH)...DECREASING
                    TO VERY POOR (4900-30800 FT-MPH) IN THE LATE
                    EVENING AND OVERNIGHT.

.THURSDAY...

SKY/WEATHER.........MOSTLY SUNNY (45-55 PERCENT)...THEN BECOMING
                    MOSTLY CLOUDY (75-85 PERCENT).
MAX TEMPERATURE.....AROUND 38.
MIN HUMIDITY........43 PERCENT.
WIND (20FT/2MIN)....WEST WINDS 8 TO 10 MPH.
MIXING HEIGHT.......300-2200 FT AGL...INCREASING TO 1600-2400 FT
                    AGL IN THE AFTERNOON.
TRANSPORT WINDS.....NORTHWEST 14 TO 22 MPH...BECOMING WEST 10 TO 12
                    MPH LATE.
VENTILATION RATE....VERY POOR TO POOR (4800-36000 FT-MPH).



FORECASTER...GINGRICH
REQUESTED BY...KEITH MORRIS
TYPE OF REQUEST...PRESCRIBED
.TAG 20100106.UNITD.01/AKQ