FNUS74 KTSA 131258 FWSTSA FIRE WEATHER PLANNING FORECAST FOR HAIRPEN...USFS NATIONAL WEATHER SERVICE TULSA OK 758 AM CDT TUE APR 13 2010 FORECAST IS BASED ON IGNITION TIME OF 1200 CDT ON APRIL 13. IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... SOUTHERLY WINDS WILL INCREASE DURING THE DAY TO 10 TO 15 MPH WITH GUSTS UP AROUND 20 MPH. RELATIVE HUMIDITY VALUES BY THE AFTERNOON WILL DROP INTO THE LOW 30 PERCENT RANGE AS HIGH TEMPERATURES REACH INTO THE LOWER 80S. .TODAY... SKY/WEATHER.........SUNNY (5-15 PERCENT). TEMPERATURE.........71 AT IGNITION...MAX 82. MIN HUMIDITY........43 PERCENT AT IGNITION...MIN 31 PERCENT. MIXING HEIGHT.......0-1800 FT AGL INCREASING TO 7400-7600 FT AGL. TRANSPORT WINDS.....SOUTHEAST AROUND 2 MPH INCREASING TO SOUTH 17 TO 23 MPH. WIND (20 FT)........WINDS SOUTH AT 9 MPH AT IGNITION...OTHERWISE LIGHT WINDS BECOMING SOUTH 6 TO 9 MPH. TIME (CDT) 12P 1PM 2PM 3PM 4PM 5PM TEMP............71 75 78 80 82 82 DEWPT...........48 48 48 48 48 48 RH..............43 38 34 32 31 31 20FT WIND DIR...S S S S S S 20FT SPD (MPH)..7 8 8 7 7 7 20FT GUST(MPH)..10 15 10 10 10 10 CLOUDS (%)......9 8 10 12 14 16 WEATHER COV.....- - - - - - WEATHER TYPE....- - - - - - MIXHGT/100(FT)..054 065 071 073 074 076 TR WIND DIR.....S S S S S S TR WIND SPD(MPH)21 22 23 23 22 22 STABILITY.......B B B B B C 1700FT MIX T (F)71 75 78 80 82 82 VENT/1000(M 3/S)015 019 022 023 022 023 .TONIGHT... SKY/WEATHER.........MOSTLY CLEAR (10-20 PERCENT). MIN TEMPERATURE.....57. MAX HUMIDITY........83 PERCENT. MIXING HEIGHT.......6100-7500 FT AGL DECREASING TO 500 FT AGL. TRANSPORT WINDS.....SOUTH 15 TO 24 MPH DECREASING TO AROUND 12 MPH EARLY IN THE MORNING. WIND (20 FT)........SOUTHEAST WINDS 6 TO 8 MPH IN THE EVENING BECOMING LIGHT...THEN BECOMING SOUTH AROUND 5 MPH EARLY IN THE MORNING. .WEDNESDAY... SKY/WEATHER.........SUNNY (5-15 PERCENT). MAX TEMPERATURE.....83. MIN HUMIDITY........34 PERCENT. MIXING HEIGHT.......400-1800 FT AGL INCREASING TO 5800-7600 FT AGL. TRANSPORT WINDS.....SOUTH 6 TO 10 MPH INCREASING TO 16 TO 23 MPH IN THE LATE MORNING AND AFTERNOON. WIND (20 FT)........SOUTHEAST WINDS 5 TO 9 MPH. TIME (CDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM TEMP............58 57 59 63 68 71 75 78 80 82 83 83 DEWPT...........52 52 52 52 52 52 52 52 52 52 51 51 RH..............80 83 78 67 57 50 45 41 38 35 34 34 20FT WIND DIR...S S S S S S S S S S S SE 20FT SPD (MPH)..4 4 4 5 5 6 7 8 8 7 6 6 20FT GUST(MPH)..5 5 5 10 10 10 15 15 15 10 10 CLOUDS (%)......10 10 10 10 10 10 10 10 11 12 13 13 WEATHER COV..... WEATHER TYPE.... MIXHGT/100(FT)..004 005 010 018 029 043 058 070 074 075 074 076 TR WIND DIR.....S S S S S S S S S S S S TR WIND SPD(MPH)8 6 10 17 23 23 21 18 17 17 17 16 STABILITY.......F F C C C B B B B B B C 1700FT MIX T (F)74 73 73 63 68 71 75 78 80 82 83 83 VENT/1000(M 3/S)000 000 001 004 009 013 017 017 017 017 017 017 .FORECAST DAYS 3 THROUGH 5... .THURSDAY... MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE LOWER 80S. SOUTHEAST WINDS AROUND 5 MPH. .FRIDAY... PARTLY CLOUDY. CHANCE OF SHOWERS AND THUNDERSTORMS. LOWS IN THE UPPER 50S. HIGHS IN THE MID 70S. SOUTH WINDS AROUND 6 MPH. .SATURDAY... MOSTLY CLOUDY. CHANCE OF SHOWERS AND THUNDERSTORMS. LOWS IN THE UPPER 50S. HIGHS IN THE MID 70S. LIGHT WINDS. $$ FORECASTER...JANKOWSKI REQUESTED BY...SAM MCFARLAND TYPE OF REQUEST...PRESCRIBED .TAG 20100413.HAIRP.01/TSA