FNUS71 KAKQ 061410
FWSAKQ

SPOT FORECAST FOR PINEY GROVE PRESERVE - 7...TNC
NATIONAL WEATHER SERVICE WAKEFIELD VA
1010 AM EDT WED APR 6 2011

FORECAST IS BASED ON IGNITION TIME OF 1200 EDT ON APRIL 06.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
HIGH PRESSURE BECOMES CENTERED OFF THE SOUTHEAST COAST THROUGH
EARLY FRIDAY. MEANWHILE...A SERIES OF WEAK WAVES OF LOW PRESSURE
WILL MOVE ACROSS THE NORTHEAST. THIS WILL RESULT IN A TIGHTENING
PRESSURE GRADIENT AND A GUSTY SOUTHWEST WIND BY THIS AFTERNOON AS
MIXING INCREASES. A BACK DOOR COLD FRONT MOVES SOUTH ACROSS THE
REGION LATE FRIDAY AND SATURDAY...THEN LIFTS BACK NORTH AS A WARM
FRONT SUNDAY.

.TODAY...

SKY/WEATHER.........SUNNY (5-15 PERCENT).
MAX TEMPERATURE.....AROUND 66.
MIN HUMIDITY........25 PERCENT.
WIND (20FT/2MIN)....LIGHT WINDS...BECOMING SOUTHWEST 5 TO 14 MPH
                    WITH GUSTS UP TO 25 MPH IN THE LATE MORNING AND
                    AFTERNOON.
MIXING HEIGHT.......300-2000 FT AGL...INCREASING TO 6100-7200 FT
                    AGL.
TRANSPORT WINDS.....WEST 7 TO 16 MPH...BECOMING SOUTHWEST 18 TO 21
                    MPH LATE.
VENTILATION RATE....VERY POOR (1400-31400 FT-MPH)...INCREASING TO
                    GOOD (107200-111900 FT-MPH).

TIME (EDT)      12P 1PM 2PM 3PM 4PM 5PM 6PM 7PM 8PM 9PM 10P 11P
SKY (%).........13  16  18  20  22  24  26  28  30  29  28  27
WEATHER COV.....
WEATHER TYPE....
TEMP............58  60  62  63  64  65  62  60  58  55  53  51
RH..............31  30  28  27  27  27  30  33  39  45  48  54
20 FT WIND DIR..W   SW  SW  SW  SW  SW  SW  SW  S   S   SW  SW
20 FT WIND SPD..6   8   9   9   11  12  9   8   5   5   6   6
20 FT WIND GUST.15  15  20  20  25  25  20  15  10  10  15  15
MIX HGT (KFT)...6.1 6.6 7.2 6.9 6.5 6.2 4.2 2.2 0.3 0.3 0.3 0.3
TRANSP WIND DIR.W   W   W   W   SW  SW  SW  SW  SW  SW  S   S
TRANSP WIND SPD.12  12  13  16  18  21  20  16  14  13  13  13

.TONIGHT...

SKY/WEATHER.........MOSTLY CLEAR (20-30 PERCENT).
MIN TEMPERATURE.....AROUND 45.
MAX HUMIDITY........71 PERCENT.
WIND (20FT/2MIN)....SOUTHWEST WINDS 6 TO 10 MPH.
MIXING HEIGHT.......4200 FT AGL...DECREASING TO 300-2200 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 13 TO 20 MPH.
VENTILATION RATE....VERY POOR TO GOOD (32000-70800
                    FT-MPH)...DECREASING TO VERY POOR (2600-4000
                    FT-MPH) EARLY IN THE EVENING.

.THURSDAY...

SKY/WEATHER.........MOSTLY SUNNY (25-35 PERCENT).
MAX TEMPERATURE.....AROUND 75.
MIN HUMIDITY........31 PERCENT.
WIND (20FT/2MIN)....SOUTHWEST WINDS 8 TO 13 MPH. GUSTS UP TO 25 MPH
                    LATE IN THE MORNING.
MIXING HEIGHT.......300-2100 FT AGL...INCREASING TO 5700-6000 FT
                    AGL.
TRANSPORT WINDS.....WEST 13 TO 20 MPH.
VENTILATION RATE....VERY POOR TO POOR (3400-34800
                    FT-MPH)...INCREASING TO FAIR TO GOOD
                    (53400-85500 FT-MPH) LATE IN THE MORNING.



FORECASTER...ZIMMERMAN
REQUESTED BY...BOBBY CLONTZ
TYPE OF REQUEST...PRESCRIBED
.TAG 20110406.PINEY.01/AKQ