FNUS74 KOUN 262127 FWSOUN SPOT FORECAST FOR TIMBER HILL FIRE...USFWS NATIONAL WEATHER SERVICE NORMAN OK 427 PM CDT MON SEP 26 2011 FORECAST IS BASED ON REQUEST TIME OF 1615 CDT ON SEPTEMBER 26. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... WINDS WILL BECOME LIGHT THIS EVENING. THE GENERAL WIND FLOW WILL SHIFT SLOWLY FROM SOUTHEAST WINDS THIS EVENING TO EAST-NORTHEAST WINDS OVERNIGHT...BUT WINDS WILL BE LIGHT ENOUGH THAT THE ACTUAL WIND DIRECTION AT THE FIRE SITE WILL BE MORE DRIVEN BY TERRAIN THAN THE LARGER-SCALE WEATHER PATTERN. MIXING HEIGHTS WILL DECREASE QUICKLY THIS EVENING. ALTHOUGH THE MORNING TEMPERATURES WILL BE RELATIVELY COOL... ANOTHER WARM DAY IS EXPECTED TOMORROW WITH HIGHS AROUND 90 AND MINIMUM AFTERNOON RH BETWEEN 20 AND 25 PERCENT. LOOKING FARTHER AHEAD... A COLD FRONT WILL MOVE ACROSS THE REGION THURSDAY BRINGING COOLER TEMPERATURES AND NORTHERLY WINDS. AN ISOLATED SHOWER OR TWO IS NOT OUT OF THE QUESTION WITH THIS FRONT. WARMING TREND EXPECTED OVER THE WEEKEND INTO EARLY NEXT WEEK AS UPPER LEVEL HIGH PRESSURE BUILDS INTO REGION AND SOUTHERLY WINDS RETURN TO THE AREA. .TONIGHT... SKY/WEATHER.........MOSTLY CLEAR (20-30 PERCENT). MIN TEMPERATURE.....AROUND 54. MAX HUMIDITY........64 PERCENT. 20-FOOT WINDS.......EAST WINDS 5 TO 9 MPH. MIXING HEIGHT.......3300-4700 FT AGL DECREASING TO LESS THAN 100 FT AGL EARLY IN THE EVENING. TRANSPORT WINDS.....EAST 5 TO 8 MPH. .TUESDAY... SKY/WEATHER.........SUNNY (20-30 PERCENT). MAX TEMPERATURE.....AROUND 90. MIN HUMIDITY........23 PERCENT. 20-FOOT WINDS.......EAST WINDS AROUND 5 MPH EARLY IN THE MORNING BECOMING LIGHT...THEN BECOMING NORTHEAST 5 TO 6 MPH EARLY IN THE AFTERNOON. MIXING HEIGHT.......200-1200 FT AGL INCREASING TO 7800-8200 FT AGL. TRANSPORT WINDS.....SOUTHEAST 5 TO 6 MPH SHIFTING TO THE NORTH 6 TO 9 MPH LATE IN THE MORNING. $$ FORECASTER...DS REQUESTED BY...HOWARD BOSS TYPE OF REQUEST...WILDFIRE .TAG 20110926.TIMBE.02/OUN