FNUS71 KAKQ 251842
FWSAKQ

SPOT FORECAST FOR WALKER...NCFS
NATIONAL WEATHER SERVICE WAKEFIELD VA
142 PM EST WED FEB 25 2009

FORECAST IS BASED ON IGNITION TIME OF 1355 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 (30-40 PERCENT).
MAX TEMPERATURE.....AROUND 49.
MIN HUMIDITY........28 PERCENT.
WIND (20FT/2MIN)....LIGHT AND VARIABLE WINDS...BECOMING SOUTHEAST 5
                    TO 7 MPH LATE.
MIXING HEIGHT.......2600-3800 FT AGL.
TRANSPORT WINDS.....SOUTHEAST 1 TO 8 MPH.
VENTILATION RATE....VERY POOR (3600-19200 FT-MPH).

TIME (EST)      1PM 2PM 3PM 4PM 5PM 6PM 7PM 8PM 9PM 10P 11P MID
SKY (%).........49  47  45  43  41  39  37  36  35  34  32  31
WEATHER COV.....
WEATHER TYPE....
TEMP............47  48  48  48  45  42  39  38  37  36  35  35
RH..............37  39  39  43  51  59  62  70  72  75  78  78
20 FT WIND DIR..SE  SE  SE  SE  SE  E   E   SE  SE  SE  S   S
20 FT WIND SPD..4   5   5   6   6   5   4   4   3   3   2   2
20 FT WIND GUST.5       10  10  10      5   5   5   5
MIX HGT (KFT)...3.6 3.7 3.8 3.8 2.6 1.4 0.3 0.3 0.3 0.3 0.3 0.3
MIXNG WIND DIR..S   SE  SE  SE  SE  SE  SE  SE  SE  SE  S   S
MIXNG WIND SPD..2   3   6   8   9   10  10  9   8   7   6   6

.TONIGHT...

SKY/WEATHER.........PARTLY CLOUDY (30-40 PERCENT).
MIN TEMPERATURE.....AROUND 31.
MAX HUMIDITY........85 PERCENT.
WIND (20FT/2MIN)....SOUTHEAST WINDS AROUND 5 MPH EARLY IN THE
                    EVENING...BECOMING LIGHT AND VARIABLE.
MIXING HEIGHT.......300-1400 FT AGL.
TRANSPORT WINDS.....SOUTH 1 TO 10 MPH.
VENTILATION RATE....VERY POOR (300-12100 FT-MPH).

.THURSDAY...

SKY/WEATHER.........MOSTLY SUNNY (35-45 PERCENT).
MAX TEMPERATURE.....AROUND 59.
MIN HUMIDITY........47 PERCENT.
WIND (20FT/2MIN)....LIGHT AND VARIABLE WINDS...BECOMING SOUTH 5 TO
                    8 MPH IN THE LATE MORNING AND AFTERNOON.
MIXING HEIGHT.......300-1900 FT AGL...INCREASING TO 2200-3700 FT
                    AGL LATE IN THE MORNING.
TRANSPORT WINDS.....SOUTH 3 TO 8 MPH.
VENTILATION RATE....VERY POOR (700-22200 FT-MPH).



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