FNUS71 KAKQ 011222
FWSAKQ

SPOT FORECAST FOR ADMIN 10...US FISH AND WILDLIFE SERVICE
NATIONAL WEATHER SERVICE WAKEFIELD VA
822 AM EDT FRI MAY 1 2009

FORECAST IS BASED ON IGNITION TIME OF 1100 EDT ON MAY 01.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
A SERIES OF LOW PRESSURE TROUGHS WILL MOVE THROUGH THE MID ATLANTIC
REGION TODAY THROUGH EARLY SATURDAY. A COLD FRONT WILL APPROACH FROM
THE NORTHWEST ON SATURDAY...STALLING OUT ACROSS THE AREA THROUGH
SUNDAY. HIGH PRESSURE WILL BUILD IN FROM THE SOUTH EARLY NEXT WEEK.

.TODAY...

SKY/WEATHER.........PARTLY SUNNY (65-75 PERCENT). SCATTERED SHOWERS
                    AND THUNDERSTORMS.
MAX TEMPERATURE.....AROUND 82.
MIN HUMIDITY........48 PERCENT.
WIND (20FT/2MIN)....SOUTHWEST WINDS 12 TO 18 MPH. GUSTS UP TO 25 MPH.             EARLY IN THE AFTE
MIXING HEIGHT.......300-2100 FT AGL...INCREASING TO 5300-6200 FT AGL                   AGL.
TRANSPORT WINDS.....SOUTHWEST 17 TO 26 MPH...INCREASING TO 24 TO 31
                    MPH LATE IN THE MORNING AND AFTERNOON.
VENTILATION RATE....VERY POOR TO FAIR (3800-49400
                    FT-MPH)...INCREASING TO EXCELLENT
                    (130700-171400 FT-MPH).

TIME (EDT)      11A 12P 1PM 2PM 3PM 4PM 5PM 6PM 7PM 8PM 9PM 10P
SKY (%).........69  71  73  75  74  73  73  72  72  71  69  68
WEATHER COV.....    SCH SCH SCH SCH SCH SCH SCH SCH SCH SCH
WEATHER TYPE....    TSM TSM TSM TSM TSM TSM TSM TSM TSM TSM
TEMP............74  76  77  78  80  81  82  80  78  77  75  73
RH..............66  60  58  56  52  51  51  54  58  60  64  68
20 FT WIND DIR..SW  SW  SW  SW  SW  SW  SW  SW  SW  SW  SW  SW
20 FT WIND SPD..12  12  12  12  12  12  12  12  12  12  11  10
20 FT WIND GUST.25  28  29  30  28  27  25  25  25  20  20  20
MIX HGT (KFT)...3.1 3.8 4.6 5.3 5.6 5.9 6.2 5.7 5.1 4.6 3.1 1.7
MIXNG WIND DIR..SW  SW  SW  SW  SW  SW  SW  SW  SW  SW  SW  SW
MIXNG WIND SPD..28  26  25  24  26  30  31  32  31  29  25  22

.TONIGHT...

SKY/WEATHER.........MOSTLY CLOUDY (60-70 PERCENT). A SLIGHT CHANCE
                    OF SHOWERS AND THUNDERSTORMS EARLY IN THE
                    EVENING.
MIN TEMPERATURE.....AROUND 64.
MAX HUMIDITY........97 PERCENT.
WIND (20FT/2MIN)....SOUTHWEST WINDS 10 TO 14 MPH. GUSTS UP TO 25
                    MPH IN THE EVENING.
MIXING HEIGHT.......4600-5700 FT AGL...DECREASING TO 300 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 25 TO 32 MPH...DECREASING TO 17 TO 22
                    MPH IN THE LATE EVENING AND OVERNIGHT.
VENTILATION RATE....EXCELLENT (115100-157500 FT-MPH)...DECREASING
                    TO VERY POOR (3700-4000 FT-MPH).

.SATURDAY...

SKY/WEATHER.........MOSTLY CLOUDY (65-75 PERCENT). A CHANCE OF
                    SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.
MAX TEMPERATURE.....AROUND 83.
MIN HUMIDITY........50 PERCENT.
WIND (20FT/2MIN)....SOUTHWEST WINDS AROUND 10 MPH.
MIXING HEIGHT.......300-1300 FT AGL...INCREASING TO 6500 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 16 TO 22 MPH.
VENTILATION RATE....VERY POOR TO FAIR (4100-48800
                    FT-MPH)...INCREASING TO GOOD TO EXCELLENT
                    (111700-122600 FT-MPH).



FORECASTER...RUSNAK
REQUESTED BY...KYLE KRZYWICKI
TYPE OF REQUEST...PRESCRIBED
.TAG 20090501.ADMIN.01/AKQ