FNUS71 KAKQ 181320
FWSAKQ

SPOT FORECAST FOR WESTERVELT...TNC
NATIONAL WEATHER SERVICE WAKEFIELD VA
920 AM EDT FRI MAR 18 2011

FORECAST IS BASED ON IGNITION TIME OF 1200 EDT ON MARCH 18.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...

...RELATIVE HUMIDITY LEVELS BETWEEN 30 TO 40 PERCENT ALONG WITH
GUSTY SOUTHWEST WINDS EXPECTED THIS AFTERNOON...

HIGH PRESSURE MOVES OFF THE SOUTHEAST COAST TODAY. A BACKDOOR COLD
FRONT MOVES SOUTH ACROSS THE REGION TONIGHT...THEN SETTLES ACROSS
THE SOUTHEASTERN STATES THIS WEEKEND. CANADIAN HIGH PRESSURE BUILDS
BACK OVER THE AREA SATURDAY AFTERNOON THROUGH SUNDAY. A WARM FRONT
MOVES NORTH ACROSS THE REGION SUNDAY NIGHT AND MONDAY.


.TODAY...

SKY/WEATHER.........SUNNY (15-25 PERCENT).
MAX TEMPERATURE.....AROUND 81.
MIN HUMIDITY........32 PERCENT.
WIND (20FT/2MIN)....WEST WINDS 6 TO 13 MPH. GUSTS UP TO 25 MPH IN
                    THE AFTERNOON.
MIXING HEIGHT.......300-1500 FT AGL...INCREASING TO 5200-5700 FT
                    AGL.
TRANSPORT WINDS.....WEST 7 TO 16 MPH.
VENTILATION RATE....VERY POOR TO FAIR (1600-46200
                    FT-MPH)...INCREASING TO FAIR TO GOOD
                    (58500-82100 FT-MPH) LATE.

TIME (EDT)      12P 1PM 2PM 3PM 4PM 5PM 6PM 7PM 8PM 9PM 10P 11P
SKY (%).........15  17  19  23  27  30  34  37  41  42  43  44
WEATHER COV.....
WEATHER TYPE....
TEMP............68  71  75  77  79  80  77  74  70  69  67  66
RH..............42  39  36  33  32  33  36  41  49  51  54  56
20 FT WIND DIR..SW  W   W   W   W   W   W   W   SW  W   W   W
20 FT WIND SPD..7   8   9   9   9   9   8   6   3   3   3   3
20 FT WIND GUST.20  20  20  20  25  25  20  15  10  10  10  10
MIX HGT (KFT)...1.5 2.8 4.1 4.7 5.2 5.7 3.9 2.1 0.3 0.3 0.3 0.3
TRANSP WIND DIR.SW  W   W   W   W   W   W   W   SW  SW  W   W
TRANSP WIND SPD.12  13  13  15  16  16  15  13  10  10  10  10

.TONIGHT...

SKY/WEATHER.........PARTLY CLOUDY (35-45 PERCENT)...THEN BECOMING
                    MOSTLY CLOUDY (55-65 PERCENT).
MIN TEMPERATURE.....AROUND 53.
MAX HUMIDITY........77 PERCENT.
WIND (20FT/2MIN)....NORTH WINDS 6 TO 10 MPH WITH GUSTS UP TO 20
                    MPH.
MIXING HEIGHT.......2100-3900 FT AGL...DECREASING TO 300 FT AGL
                    EARLY IN THE EVENING.
TRANSPORT WINDS.....NORTHWEST 10 TO 15 MPH.
VENTILATION RATE....VERY POOR TO FAIR (2200-50700 FT-MPH).

.SATURDAY...

SKY/WEATHER.........MOSTLY CLOUDY (65-75 PERCENT).
MAX TEMPERATURE.....AROUND 63.
MIN HUMIDITY........36 PERCENT.
WIND (20FT/2MIN)....NORTH WINDS 7 TO 12 MPH.
MIXING HEIGHT.......300-2200 FT AGL...INCREASING TO 5300 FT AGL.
TRANSPORT WINDS.....NORTH 16 TO 24 MPH.
VENTILATION RATE....VERY POOR TO FAIR (3400-52900
                    FT-MPH)...INCREASING TO FAIR TO GOOD
                    (54400-86200 FT-MPH) IN THE AFTERNOON.



FORECASTER...MONTEFUSCO
REQUESTED BY...BOBBY CLONTZ
TYPE OF REQUEST...PRESCRIBED
.TAG 20110318.WESTE.01/AKQ