FNUS74 KEWX 011239 FWSEWX SPOT FORECAST FOR LBJWC 2...LADY BIRD JOHNSON WILDFLOWER CENTER NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 639 AM CST FRI FEB 1 2013 FORECAST IS BASED ON IGNITION TIME OF 1230 CST ON FEBRUARY 01. IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... A WEAK COLD FRONT THIS MORNING WILL BRING A WEAK NORTHERLY WIND SHIFT. WINDS WILL GRADUALLY BECOME EASTERLY...THEN SOUTHERLY THROUGHOUT THE AFTERNOON. SUSTAINED WINDS WILL MOSTLY BE 5 TO 7 MPH...BUT SOME BRIEF GUSTS TO NEAR 15 MPH MAY OCCUR IN THE LATE AFTERNOON HOURS. TEMPERATURES WILL WARM INTO THE UPPER 60S TODAY...WITH MINIMUM RELATIVE HUMIDITIES FALLING TO 35 TO 40 PERCENT. .TODAY... SKY/WEATHER.........MOSTLY SUNNY (45-55 PERCENT). MAX TEMPERATURE.....AROUND 67. MIN HUMIDITY........39 PERCENT. EYE LEVEL WINDS.....NORTH WINDS 5 TO 6 MPH SHIFTING TO THE SOUTH 5 TO 7 MPH IN THE AFTERNOON. WIND (20 FT)........NORTH WINDS 5 TO 6 MPH SHIFTING TO THE SOUTH 5 TO 7 MPH IN THE AFTERNOON. HAINES INDEX........3 TO 4 OR OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH TO OR LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......1400-3300 FT AGL INCREASING TO 3900-5200 FT AGL LATE IN THE AFTERNOON. TRANSPORT WINDS.....SOUTH 9 TO 18 MPH INCREASING TO AROUND 21 MPH LATE IN THE AFTERNOON. TIME (CST) NOON 2 PM 4 PM SKY (%).........28 28 28 WEATHER COV..... WEATHER TYPE....NONE NONE NONE TEMP............60 65 66 RH..............45 41 40 20 FT WIND......SE 5 SE 6 S 7 20 FT WIND GUST. 10 EYE LEVEL WIND..SE 4 SE 5 S 5 EYE LEVEL WIND..5 10 HAINES INDEX....4 3 3 .TONIGHT... SKY/WEATHER.........PARTLY CLOUDY (35-45 PERCENT) THEN BECOMING MOSTLY CLOUDY (80-90 PERCENT). MIN TEMPERATURE.....AROUND 46. MAX HUMIDITY........96 PERCENT. EYE LEVEL WINDS.....SOUTH WINDS 5 TO 10 MPH UNTIL EARLY MORNING BECOMING LIGHT. WIND (20 FT)........SOUTH WINDS 5 TO 10 MPH UNTIL EARLY MORNING BECOMING LIGHT. HAINES INDEX........2 TO 3 OR OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......4000-5500 FT AGL DECREASING TO 1800-3500 FT AGL IN THE LATE EVENING AND OVERNIGHT. TRANSPORT WINDS.....SOUTH 17 TO 26 MPH. TIME (CST) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM SKY (%).........33 33 33 40 40 50 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE NONE NONE TEMP............64 58 54 51 49 47 RH..............43 53 63 79 87 93 20 FT WIND......S 7 S 10 S 10 S 7 S 5 S 3 20 FT WIND GUST.10 15 15 10 5 EYE LEVEL WIND..S 6 S 7 S 8 S 5 S 4 S 3 EYE LEVEL WIND..10 15 15 10 5 5 HAINES INDEX....3 3 3 3 2 2 $$ FORECASTER...25 REQUESTED BY...MATT O TOOLE TYPE OF REQUEST...PRESCRIBED .TAG 20130201.LBJWC.02/EWX