FNUS71 KAKQ 041232
FWSAKQ

SPOT FORECAST FOR SPICER TRACT OLD HOUSE...US FISH AND WILDLIFE SERVICE
NATIONAL WEATHER SERVICE WAKEFIELD VA
832 AM EDT WED AUG 4 2010

FORECAST IS BASED ON IGNITION TIME OF 1000 EDT ON AUGUST 04.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
HIGH PRESSURE WILL REMAIN CENTERED WELL OFF THE MID ATLANTIC AND
SOUTHEAST COASTS...RESULTING IN A RETURN OF HOT WEATHER TODAY AND
THURSDAY. A COLD FRONT APPROACHES FROM THE NORTHWEST ON THURSDAY...THEN
CROSSES THE AREA FRIDAY...BRINGING SCATTERED THUNDERSTORMS TO THE
AREA. HIGH PRESSURE WILL SLOWLY BUILD IN FROM THE NORTH OVER THE
WEEKEND.

.TODAY...

SKY/WEATHER.........MOSTLY CLOUDY (75-85 PERCENT). SHOWERS LIKELY
                    WITH ISOLATED THUNDERSTORMS IN THE
                    MORNING...THEN SCATTERED SHOWERS AND
                    THUNDERSTORMS IN THE AFTERNOON.
MAX TEMPERATURE.....AROUND 89.
MIN HUMIDITY........54 PERCENT.
WIND (20FT/2MIN)....SOUTHWEST WINDS 7 TO 9 MPH. GUSTY AND ERRATIC
                    WINDS POSSIBLE IN AND AROUND THUNDERSTORMS.
MIXING HEIGHT.......300-1900 FT AGL...INCREASING TO 2700-3500 FT
                    AGL IN THE AFTERNOON.
TRANSPORT WINDS.....SOUTH 10 TO 17 MPH.
VENTILATION RATE....VERY POOR TO FAIR (2500-45100 FT-MPH).

TIME (EDT)      10A 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM 7PM 8PM 9PM
SKY (%).........87  87  74  65  56  57  59  59  64  68  72  74
WEATHER COV.....LKY LKY SCH SCH SCH SCT SCT SCT CHC CHC CHC CHC
WEATHER TYPE....RW  RW  TSM TSM TSM TSM TSM TSM TSM TSM TSM TSM
TEMP............80  84  86  87  88  89  88  88  88  86  84  82
RH..............79  70  63  61  59  57  57  57  59  65  70  74
20 FT WIND DIR..SW  SW  SW  SW  SW  SW  SW  SW  SW  S   S   S
20 FT WIND SPD..8   8   8   8   7   7   7   7   6   5   4   4
20 FT WIND GUST.15  15  15  15  15  15  15  15  10  10  10  10
MIX HGT (KFT)...0.8 1.0 1.9 2.7 3.5 3.3 3.1 2.8 2.0 1.1 0.3 0.3
TRANSP WIND DIR.S   S   S   S   S   S   S   S   S   S   S   S
TRANSP WIND SPD.10  10  12  13  14  16  17  17  15  13  12  10

.TONIGHT...

SKY/WEATHER.........MOSTLY CLOUDY (65-75 PERCENT). A CHANCE OF
                    SHOWERS AND THUNDERSTORMS IN THE EVENING...THEN
                    A SLIGHT CHANCE OF SHOWERS AFTER MIDNIGHT.
MIN TEMPERATURE.....AROUND 75.
MAX HUMIDITY........90 PERCENT.
WIND (20FT/2MIN)....SOUTHWEST WINDS 5 TO 7 MPH UNTIL EARLY
                    MORNING...BECOMING LIGHT...THEN BECOMING
                    SOUTHWEST AROUND 5 MPH LATE. GUSTY AND ERRATIC
                    WINDS EXPECTED NEAR THUNDERSTORMS.
MIXING HEIGHT.......300-2000 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 7 TO 15 MPH.
VENTILATION RATE....VERY POOR (1500-26500 FT-MPH).

.THURSDAY...

SKY/WEATHER.........MOSTLY SUNNY (40-50 PERCENT). A CHANCE OF
                    SHOWERS AND THUNDERSTORMS EARLY IN THE
                    AFTERNOON.
MAX TEMPERATURE.....AROUND 96.
MIN HUMIDITY........45 PERCENT.
WIND (20FT/2MIN)....WEST WINDS 5 TO 8 MPH. GUSTY AND ERRATIC WINDS
                    EXPECTED NEAR THUNDERSTORMS.
MIXING HEIGHT.......300-1600 FT AGL...INCREASING TO 2400-3800 FT
                    AGL IN THE AFTERNOON.
TRANSPORT WINDS.....SOUTHWEST 7 TO 14 MPH.
VENTILATION RATE....VERY POOR TO FAIR (1600-46000 FT-MPH).



FORECASTER...ALEXANDER
REQUESTED BY...KEITH MORRIS
TYPE OF REQUEST...PRESCRIBED
.TAG 20100804.SPICE.01/AKQ