FNUS71 KAKQ 281202
FWSAKQ

SPOT FORECAST FOR ADMIN 10 11...US FISH AND WILDLIFE SERVICE
NATIONAL WEATHER SERVICE WAKEFIELD VA
802 AM EDT TUE APR 28 2009

FORECAST IS BASED ON IGNITION TIME OF 1000 EDT ON APRIL 28.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...

...WARM AND DRY AGAIN TODAY...

HIGH PRESSURE WILL REMAIN ANCHORED OFF THE MID ATLANTIC AND
SOUTHEAST COASTS TODAY...AS LOW PRESSURE MOVES FROM THE GREAT
LAKES TO NEW ENGLAND. EXPECT A CONTINUATION OF DRY CONDITIONS...VERY
WARM TEMPERATURES...ALONG WITH A SOMEWHAT BREEZY SOUTHWEST FLOW
FOR MUCH OF VIRGINIA AND MARYLAND. MUCH COOLER CONDITIONS...ALONG
WITH A CHANCE FOR SHOWERS CAN BE EXPECTED LATER WEDNESDAY AND
THURSDAY.

.TODAY...

SKY/WEATHER.........SUNNY (0-10 PERCENT).
MAX TEMPERATURE.....AROUND 88.
MIN HUMIDITY........26 PERCENT.
WIND (20FT/2MIN)....SOUTHWEST WINDS 5 TO 8 MPH.
MIXING HEIGHT.......300-1400 FT AGL...INCREASING TO 5600-6800 FT
                    AGL.
TRANSPORT WINDS.....WEST 8 TO 17 MPH...BECOMING SOUTHWEST 18 TO 22
                    MPH IN THE AFTERNOON.
VENTILATION RATE....VERY POOR TO FAIR (1800-48000
                    FT-MPH)...INCREASING TO EXCELLENT
                    (122000-131700 FT-MPH).

TIME (EDT)      10A 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM 7PM 8PM 9PM
SKY (%).........0   3   5   8   10  10  9   9   9   9   8   8
WEATHER COV.....
WEATHER TYPE....
TEMP............74  80  84  86  87  88  88  87  85  81  77  72
RH..............48  39  33  30  30  27  27  28  31  38  45  55
20 FT WIND DIR..SW  SW  SW  SW  SW  SW  SW  SW  SW  S   S   S
20 FT WIND SPD..7   7   8   8   9   9   9   9   9   8   6   6
20 FT WIND GUST.15  15  15  15  15  15  15  15  15  15  10  10
MIX HGT (KFT)...2.5 3.3 4.4 5.6 6.8 6.8 6.8 6.8 4.6 2.4 0.3 0.3
MIXNG WIND DIR..W   W   SW  SW  SW  SW  SW  SW  SW  SW  S   S
MIXNG WIND SPD..15  17  18  21  22  22  22  21  18  14  9   8

.TONIGHT...

SKY/WEATHER.........MOSTLY CLEAR (10-20 PERCENT).
MIN TEMPERATURE.....AROUND 61.
MAX HUMIDITY........87 PERCENT.
WIND (20FT/2MIN)....SOUTHWEST WINDS 7 TO 8 MPH.
MIXING HEIGHT.......4600 FT AGL...DECREASING TO 300 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 9 TO 18 MPH...BECOMING 9 TO 17 MPH
                    AFTER MIDNIGHT.
VENTILATION RATE....VERY POOR TO GOOD (29200-71400
                    FT-MPH)...DECREASING TO VERY POOR (1500-3800
                    FT-MPH) EARLY IN THE EVENING.

.WEDNESDAY...

SKY/WEATHER.........MOSTLY SUNNY (40-50 PERCENT).
MAX TEMPERATURE.....AROUND 81.
MIN HUMIDITY........45 PERCENT.
WIND (20FT/2MIN)....EAST WINDS 6 TO 7 MPH.
MIXING HEIGHT.......300-1900 FT AGL...INCREASING TO 4700-6000 FT
                    AGL.
TRANSPORT WINDS.....SOUTHWEST 10 TO 17 MPH...BECOMING WEST 14 TO 21
                    MPH IN THE LATE MORNING AND AFTERNOON.
VENTILATION RATE....VERY POOR (2300-28700 FT-MPH)...INCREASING TO
                    FAIR TO GOOD (56600-94100 FT-MPH) IN THE LATE
                    MORNING AND AFTERNOON.



FORECASTER...RUSNAK
REQUESTED BY...KYLE KRZYWICKI
TYPE OF REQUEST...PRESCRIBED
.TAG 20090428.ADMIN.01/AKQ