FNUS71 KAKQ 251559
FWSAKQ

SPOT FORECAST FOR WEEKSVILLE...NCFS
NATIONAL WEATHER SERVICE WAKEFIELD VA
1059 AM EST WED FEB 25 2009

FORECAST IS BASED ON IGNITION TIME OF 1115 EST ON FEBRUARY 25.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...

...MINIMUM RELATIVE HUMIDITY VALUES WILL FALL TO AROUND 30 PERCENT
THIS AFTERNOON...

WINDS WILL BE LIGHT TODAY AS HIGH PRESSURE SETTLES OVER THE MID
ATLANTIC REGION BEFORE MOVING OFFSHORE LATE TODAY INTO THURSDAY.
A COLD FRONT APPROACHES FROM THE WEST ON FRIDAY AND MOVES THROUGH
FRIDAY NIGHT. THE FRONT WILL THEN STALLS OVER THE CAROLINAS AND OFF THE
MID ATLANTIC COAST SATURDAY.

.REST OF TODAY...

SKY/WEATHER.........MOSTLY SUNNY (20-30 PERCENT).
MAX TEMPERATURE.....AROUND 48.
MIN HUMIDITY........29 PERCENT.
WIND (20FT/2MIN)....LIGHT AND VARIABLE WINDS...BECOMING EAST 5 TO 7
                    MPH LATE IN THE MORNING.
MIXING HEIGHT.......2200-3400 FT AGL.
TRANSPORT WINDS.....SOUTHEAST 1 TO 8 MPH.
VENTILATION RATE....VERY POOR (3400-19900 FT-MPH).

TIME (EST)      11A 12P 1PM 2PM 3PM 4PM 5PM 6PM 7PM 8PM 9PM 10P
SKY (%).........32  41  41  40  38  37  36  34  33  33  32  32
WEATHER COV.....
WEATHER TYPE....
TEMP............45  46  46  46  46  46  44  42  39  39  38  37
RH..............39  34  32  32  34  39  46  57  59  64  67  72
20 FT WIND DIR..E   E   E   E   E   E   E   E   E   SE  SE  SE
20 FT WIND SPD..5   5   6   6   6   6   5   5   4   3   3   2
20 FT WIND GUST.10  10  10  10  10  10  10  10  5   5   5
MIX HGT (KFT)...2.9 3.3 3.3 3.4 3.4 3.4 2.3 1.3 0.3 0.3 0.3 0.3
MIXNG WIND DIR..SE  SE  SE  SE  SE  SE  SE  SE  SE  SE  SE  SE
MIXNG WIND SPD..2   1   2   5   7   8   9   10  10  9   7   6

.TONIGHT...

SKY/WEATHER.........PARTLY CLOUDY (30-40 PERCENT).
MIN TEMPERATURE.....AROUND 32.
MAX HUMIDITY........85 PERCENT.
WIND (20FT/2MIN)....EAST WINDS AROUND 5 MPH EARLY IN THE
                    EVENING...BECOMING LIGHT AND VARIABLE.
MIXING HEIGHT.......300-1300 FT AGL.
TRANSPORT WINDS.....SOUTH 2 TO 10 MPH...DECREASING TO 0 TO 1 MPH
                    LATE.
VENTILATION RATE....VERY POOR (100-11000 FT-MPH).

.THURSDAY...

SKY/WEATHER.........MOSTLY SUNNY (35-45 PERCENT).
MAX TEMPERATURE.....AROUND 57.
MIN HUMIDITY........44 PERCENT.
WIND (20FT/2MIN)....LIGHT AND VARIABLE WINDS...BECOMING SOUTH 5 TO
                    8 MPH IN THE LATE MORNING AND AFTERNOON.
MIXING HEIGHT.......300-2100 FT AGL...INCREASING TO 1600-3200 FT
                    AGL IN THE AFTERNOON.
TRANSPORT WINDS.....SOUTH 2 TO 8 MPH.
VENTILATION RATE....VERY POOR (700-16900 FT-MPH).



FORECASTER...HURLEY
REQUESTED BY...DISTRICT 7 OPS OFFICER
TYPE OF REQUEST...PRESCRIBED
.TAG 20090225.WEEKS.01/AKQ