FNUS74 KTSA 271309 FWSTSA FIRE WEATHER PLANNING FORECAST FOR BIG MAC...USFS NATIONAL WEATHER SERVICE TULSA OK 709 AM CST SUN FEB 27 2011 FORECAST IS BASED ON IGNITION TIME OF 1300 CST ON FEBRUARY 27. IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... WINDS WILL INCREASE FROM THE SOUTH TODAY AS A SURFACE WARM FRONT HAS LIFTED NORTH OF THE AREA. THUNDERSTORM CHANCES WILL INCREASE TONIGHT AS A SURFACE DRY LINE MOVES THROUGH THE AREA DURING TE OVERNIGHT HOURS. DRIER AND COOLER AIR ON NORTHERLY WINDS WILL FILTER ACROSS THE REGION TOMORROW. .REST OF TODAY... SKY/WEATHER.........CLOUDY (85-95 PERCENT). SLIGHT CHANCE OF SHOWERS LATE IN THE MORNING...THEN CHANCE OF SHOWERS AND ISOLATED THUNDERSTORMS IN THE AFTERNOON. MAX TEMPERATURE.....AROUND 73. MIN HUMIDITY........64 PERCENT. MIXING HEIGHT.......100-1400 FT AGL INCREASING TO 4900-5000 FT AGL. TRANSPORT WINDS.....SOUTH 17 TO 23 MPH INCREASING TO 31 TO 39 MPH LATE IN THE MORNING. WIND (20 FT)........SOUTH WINDS 15 TO 18 MPH WITH GUSTS TO AROUND 35 MPH. TIME (CST) 1PM 2PM 3PM 4PM 5PM TEMP............73 73 73 72 71 DEWPT...........62 63 63 63 63 RH..............68 69 71 73 76 20FT WIND DIR...S S S S S 20FT SPD (MPH)..16 16 16 16 16 20FT GUST(MPH)..35 35 35 35 35 CLOUDS (%)......91 91 92 91 90 WEATHER COV.....CHC CHC CHC CHC CHC WEATHER TYPE....RW RW RW RW RW MIXHGT/100(FT)..048 050 049 050 049 TR WIND DIR.....S S S S S TR WIND SPD(MPH)39 39 38 38 38 STABILITY.......C D D D D 1700FT MIX T (F)68 70 71 70 68 VENT/1000(M 3/S)026 027 025 026 025 .TONIGHT... SKY/WEATHER.........MOSTLY CLOUDY (80-90 PERCENT). SHOWERS AND THUNDERSTORMS LIKELY. MIN TEMPERATURE.....AROUND 49. MAX HUMIDITY........94 PERCENT. MIXING HEIGHT.......3200-4400 FT AGL DECREASING TO 0-1700 FT AGL EARLY IN THE EVENING. TRANSPORT WINDS.....SOUTH 30 TO 37 MPH BECOMING WEST 13 TO 15 MPH. WIND (20 FT)........WEST WINDS 13 TO 18 MPH WITH GUSTS TO AROUND 30 MPH. .MONDAY... SKY/WEATHER.........PARTLY SUNNY (50-60 PERCENT). MAX TEMPERATURE.....AROUND 58. MIN HUMIDITY........35 PERCENT. MIXING HEIGHT.......900-2300 FT AGL INCREASING TO 3500-4900 FT AGL LATE IN THE MORNING. TRANSPORT WINDS.....NORTHWEST 16 TO 24 MPH SHIFTING TO THE NORTH 22 TO 30 MPH IN THE LATE MORNING AND AFTERNOON. WIND (20 FT)........NORTH WINDS 13 TO 18 MPH WITH GUSTS TO AROUND 30 MPH. TIME (CST) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM TEMP............50 49 50 51 53 54 56 57 57 57 58 57 DEWPT...........35 35 35 35 35 35 34 33 32 31 30 29 RH..............58 59 57 54 50 48 43 40 38 36 35 34 20FT WIND DIR...W W NW NW NW NW NW NW NW N N N 20FT SPD (MPH)..10 11 12 14 14 14 13 13 13 12 11 9 20FT GUST(MPH)..15 15 25 30 30 30 30 30 25 25 15 15 CLOUDS (%)......80 75 70 65 58 52 31 31 31 31 31 31 WEATHER COV..... WEATHER TYPE.... MIXHGT/100(FT)..009 009 009 013 023 035 045 049 048 046 044 041 TR WIND DIR.....W W NW NW NW NW NW N N N N N TR WIND SPD(MPH)16 20 24 28 30 30 29 29 28 26 24 22 STABILITY.......F E E D D C C C C C D E 1700FT MIX T (F)65 57 48 43 45 51 56 57 58 57 56 55 VENT/1000(M 3/S)002 002 003 005 009 014 018 019 018 016 014 012 .FORECAST DAYS 3 THROUGH 5... .TUESDAY... MOSTLY CLEAR. LOWS IN THE LOWER 30S. HIGHS IN THE MID 60S. SOUTHEAST WINDS AROUND 5 MPH. .WEDNESDAY... MOSTLY CLEAR. LOWS IN THE MID 30S. HIGHS IN THE UPPER 60S. SOUTH WINDS AROUND 7 MPH. .THURSDAY... MOSTLY CLEAR. LOWS IN THE LOWER 40S. HIGHS IN THE LOWER 70S. SOUTHEAST WINDS AROUND 6 MPH. $$ FORECASTER...HAAKE REQUESTED BY...SAM MCFARLAND TYPE OF REQUEST...PRESCRIBED .TAG 20110227.BIGMA.01/TSA