FNUS74 KOUN 131309 FWSOUN SPOT FORECAST FOR WASHITA CREEK...NPS NATIONAL WEATHER SERVICE NORMAN OK 809 AM CDT WED APR 13 2011 FORECAST IS BASED ON REQUEST TIME OF 0752 CDT ON APRIL 13. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. ...FIRE WEATHER WATCH IN EFFECT FROM THURSDAY MORNING THROUGH THURSDAY EVENING... .DISCUSSION... SOUTH WINDS WILL PERSIST THROUGHOUT THE DAYLIGHT HOURS...WITH WIND SPEED INCREASING INTO THE AFTERNOON. RELATIVE HUMIDITY WILL DROP INTO THE 20 TO 30 PERCENT RANGE BY A LITTLE AFTER NOON...REMAINING THERE UNTIL THIS EVENING. A WIND SHIFT TO SOUTHEASTERLY IS EXPECTED LATE THIS EVENING AS A SURFACE LOW DEVELOPS NORTHEASTWARD FROM WEST TEXAS. VERY WARM TEMPERATURES... DRY AIR...AND STRONG SOUTHWEST WINDS ARE EXPECTED TO CREATE EXTREME WILDFIRE POTENTIAL ON THURSDAY AFTERNOON. .TODAY... SKY/WEATHER.........SUNNY (15-25 PERCENT). MAX TEMPERATURE.....AROUND 81. MIN HUMIDITY........28 PERCENT. 20-FOOT WINDS.......SOUTH WINDS 7 TO 16 MPH. MIXING HEIGHT.......100-1800 FT AGL INCREASING TO 5800-6700 FT AGL. TRANSPORT WINDS.....SOUTH 9 TO 15 MPH INCREASING TO 20 TO 29 MPH EARLY IN THE MORNING. TIME (CDT) 7 AM 9 AM 11 AM 1 PM 3 PM 5 PM SKY (%).........MCLEAR MCLEAR MCLEAR MCLEAR MCLEAR MCLEAR WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE NONE NONE TEMP............51 56 68 77 80 80 RH..............63 59 40 31 28 29 20 FT WIND......S 7 S 12 S 14 S 16 S 16 S 16 20 FT WIND GUST.10 15 20 25 25 25 MIX HGT (FT)....100 1000 3300 6100 6700 6200 MIX HGT (M).....30 300 1010 1860 2040 1890 TRANSPORT WIND..S 9 S 20 S 24 S 24 S 25 S 26 TRAN WIND (M/S).S 4 S 9 S 11 S 11 S 11 S 12 .TONIGHT... SKY/WEATHER.........MOSTLY CLOUDY (70-80 PERCENT). MIN TEMPERATURE.....AROUND 58. MAX HUMIDITY........69 PERCENT. 20-FOOT WINDS.......SOUTH WINDS 10 TO 16 MPH. GUSTS UP TO 25 MPH EARLY IN THE EVENING. GUSTY AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS AFTER MIDNIGHT. MIXING HEIGHT.......3400-4900 FT AGL DECREASING TO LESS THAN 100 FT AGL EARLY IN THE EVENING. TRANSPORT WINDS.....SOUTH 23 TO 28 MPH DECREASING TO 9 TO 18 MPH EARLY IN THE EVENING. .THURSDAY... SKY/WEATHER.........MOSTLY SUNNY (45-55 PERCENT). MAX TEMPERATURE.....AROUND 86. MIN HUMIDITY........12 PERCENT. 20-FOOT WINDS.......SOUTHWEST WINDS 10 TO 17 MPH WITH GUSTS TO AROUND 30 MPH INCREASING TO 20 TO 21 MPH WITH GUSTS TO AROUND 30 MPH EARLY IN THE AFTERNOON. MIXING HEIGHT.......300-1800 FT AGL INCREASING TO 13800-14400 FT AGL. TRANSPORT WINDS.....SOUTH 13 TO 20 MPH INCREASING TO SOUTHWEST 33 TO 35 MPH. .FORECAST DAYS 3 THROUGH 5... .FRIDAY... COOLER. PARTLY CLOUDY. LOWS IN THE MID 40S. HIGHS IN THE UPPER 60S. NORTHWEST WINDS AROUND 16 MPH. .SATURDAY... MOSTLY CLEAR. LOWS IN THE UPPER 30S. HIGHS IN THE LOWER 70S. WEST WINDS AROUND 10 MPH. .SUNDAY... PARTLY CLOUDY. LOWS IN THE UPPER 40S. HIGHS IN THE UPPER 70S. SOUTH WINDS AROUND 14 MPH. $$ FORECASTER...MAXWELL REQUESTED BY...TRAVIS JONES TYPE OF REQUEST...WILDFIRE .TAG 20110413.WASHI.01/OUN