FNUS74 KOUN 201500
FWSOUN

SPOT FORECAST FOR BIG HEAD SOMKER COMPLEX...BIA-CONCHO
NATIONAL WEATHER SERVICE NORMAN OK
1000 AM CDT FRI AUG 20 2010

FORECAST IS BASED ON IGNITION TIME OF 1800 CDT ON AUGUST 20.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...A WEAK COLD FRONT WILL MOVE INTO NORTHWEST OKLAHOMA
TODAY AND CENTRAL OKLAHOMA TONIGHT BEFORE STALLING OUT NEAR THE
RED RIVER SUNDAY. SCATTERED THUNDERSTORMS WILL BE POSSIBLE NEAR
THE FRONT WITH THE BEST CHANCES IN NORTHERN OKLAHOMA TONIGHT. HOT
AND DRY WEATHER IS THEN EXPECTED SUNDAY AND MONDAY. ANOTHER FRONT
IS EXPECTED TO MOVE INTO THE SOUTHERN PLAINS AROUND TUESDAY
PROVIDING SOMEWHAT COOLER TEMPERATURES...BUT ONLY SLIGHT RAIN
CHANCES.

.TODAY...

SKY/WEATHER.........MOSTLY SUNNY (35-45 PERCENT). SLIGHT CHANCE OF
                    SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.
MAX TEMPERATURE.....AROUND 98.
MIN HUMIDITY........36 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS 13 TO 22 MPH DECREASING TO 7 TO
                    9 MPH LATE IN THE AFTERNOON. GUSTS UP TO 30 MPH
                    EARLY IN THE MORNING INCREASING TO 35
                    MPH...THEN DECREASING TO 25 MPH EARLY IN THE
                    AFTERNOON. GUSTY AND ERRATIC WINDS EXPECTED
                    NEAR THUNDERSTORMS IN THE AFTERNOON.
MIXING HEIGHT.......500-1600 FT AGL INCREASING TO 5900-7700 FT AGL.
TRANSPORT WINDS.....SOUTH AROUND 13 MPH INCREASING TO SOUTHWEST 29
                    TO 36 MPH IN THE MORNING...THEN DECREASING TO
                    21 TO 26 MPH IN THE AFTERNOON.

TIME (CDT)      6 PM   8 PM   10 PM  MIDNGT 2 AM   4 AM
SKY (%).........PCLDY  PCLDY  PCLDY  PCLDY  MCLEAR MCLEAR
WEATHER COV.....S CHC  S CHC  S CHC  S CHC  S CHC  S CHC
WEATHER TYPE....RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR
TEMP............97     91     82     78     76     74
RH..............36     44     58     67     71     76
20 FT WIND......W 7    W 8    NW 5   W 5    W 6    NW 6
20 FT WIND GUST.10     15                          10
MIX HGT (FT)....5900   3600   2000   700    BLW100 BLW100
MIX HGT (M).....1800   1100   610    210    BLW10M BLW10M
TRANSPORT WIND..SW 21  SW 14  SW 5   W 3    W 5    W 6
TRAN WIND (M/S).SW 9   SW 6   SW 2   W 1    W 2    W 3

.TONIGHT...

SKY/WEATHER.........PARTLY CLOUDY (20-30 PERCENT). SLIGHT CHANCE OF
                    SHOWERS AND THUNDERSTORMS.
MIN TEMPERATURE.....AROUND 72.
MAX HUMIDITY........76 PERCENT.
WIND (20 FT)........WEST WINDS 5 TO 8 MPH EARLY IN THE EVENING
                    BECOMING LIGHT...THEN BECOMING NORTHWEST 5 TO 7
                    MPH LATE IN THE EVENING. GUSTY AND ERRATIC
                    WINDS EXPECTED NEAR THUNDERSTORMS.
MIXING HEIGHT.......2800-4500 FT AGL DECREASING TO 0 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 9 TO 18 MPH SHIFTING TO THE NORTHWEST
                    3 TO 6 MPH IN THE LATE EVENING AND OVERNIGHT.

.SATURDAY...

SKY/WEATHER.........SUNNY (0-10 PERCENT).
MAX TEMPERATURE.....AROUND 98.
MIN HUMIDITY........34 PERCENT.
WIND (20 FT)........NORTHEAST WINDS 7 TO 8 MPH.
MIXING HEIGHT.......200 FT AGL INCREASING TO 2700 FT AGL EARLY IN
                    THE MORNING...THEN INCREASING TO 4900-6800 FT
                    AGL EARLY IN THE MORNING INCREASING TO
                    6400-7700 FT AGL EARLY IN THE AFTERNOON
                    DECREASING TO 5200 FT AGL.
TRANSPORT WINDS.....NORTH 7 TO 16 MPH.

$$
FORECASTER...THOREN
REQUESTED BY...NATHAN LILLIE
TYPE OF REQUEST...PRESCRIBED
.TAG 20100820.BIGHE.01/OUN