FNUS74 KEWX 081439 FWSEWX SPOT FORECAST FOR MARTIN PILES...BALCONES CANYONLANDS NWR NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 839 AM CST THU DEC 8 2011 FORECAST IS BASED ON IGNITION TIME OF 1000 CST ON DECEMBER 08. IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... HIGH CLOUDS WILL CONTINUE TO INCREASE ACROSS THE AREA AS HIGH PRESSURE AS THE LOWER LEVELS MOVES EAST AND ALLOWS SOUTHEASTERLY SURFACE WINDS TO RESUME AT 10 TO 15 MPH THIS AFTERNOON. RELATIVE HUMIDITIES WILL INCREASE TONIGHT AND FRIDAY AFTER LOWERING INTO THE 40S TO NEAR 40 PERCENT THIS AFTERNOON. .TODAY... SKY/WEATHER.........MOSTLY SUNNY (25-35 PERCENT). MAX TEMPERATURE.....AROUND 54. MIN HUMIDITY........39 PERCENT. EYE LEVEL WINDS.....LIGHT WINDS BECOMING SOUTHEAST 5 TO 9 MPH EARLY IN THE MORNING. WIND (20 FT)........LIGHT WINDS BECOMING SOUTHEAST 5 TO 9 MPH EARLY IN THE MORNING. CWR.................0 PERCENT. HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......1200-2400 FT AGL. TRANSPORT WINDS.....SOUTH 13 TO 16 MPH. TIME (CST) 10 AM NOON 2 PM 4 PM SKY (%).........35 26 26 26 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE TEMP............39 48 53 53 RH..............66 48 41 40 20 FT WIND......170/7 170/9 160/8 150/6 20 FT WIND GUST.10 15 10 10 EYE LEVEL WIND..180/5 170/6 160/5 150/5 EYE LEVEL WIND..10 15 10 10 HAINES INDEX....4 4 4 4 .TONIGHT... SKY/WEATHER.........MOSTLY CLOUDY (65-75 PERCENT). MIN TEMPERATURE.....AROUND 40. MAX HUMIDITY........97 PERCENT. EYE LEVEL WINDS.....SOUTHEAST WINDS 5 TO 6 MPH IN THE EVENING BECOMING LIGHT. WIND (20 FT)........SOUTHEAST WINDS 5 TO 6 MPH IN THE EVENING BECOMING LIGHT. CWR.................10 PERCENT. HAINES INDEX........2 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.......2400-2900 FT AGL. TRANSPORT WINDS.....SOUTHEAST 8 TO 16 MPH SHIFTING TO THE EAST 5 TO 6 MPH EARLY IN THE MORNING. TIME (CST) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM SKY (%).........53 53 53 90 90 90 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE NONE NONE TEMP............50 47 44 43 42 41 RH..............45 55 65 73 79 88 20 FT WIND......140/6 130/5 130/5 140/3 130/2 100/2 20 FT WIND GUST. 5 5 EYE LEVEL WIND..150/3 140/3 140/3 140/3 130/2 100/2 EYE LEVEL WIND..5 5 5 5 5 HAINES INDEX....4 3 3 3 2 2 .FRIDAY... SKY/WEATHER.........CLOUDY (90-100 PERCENT). MAX TEMPERATURE.....AROUND 55. MIN HUMIDITY........69 PERCENT. EYE LEVEL WINDS.....LIGHT WINDS BECOMING NORTH 5 TO 6 MPH EARLY IN THE AFTERNOON. WIND (20 FT)........LIGHT WINDS BECOMING NORTH 5 TO 6 MPH EARLY IN THE AFTERNOON. CWR.................10 PERCENT. HAINES INDEX........2 TO 3 OR OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......2500-3100 FT AGL. TRANSPORT WINDS.....NORTHEAST 3 TO 12 MPH INCREASING TO AROUND 13 MPH LATE IN THE AFTERNOON. TIME (CST) 6 AM 8 AM 10 AM NOON 2 PM 4 PM SKY (%).........100 100 100 94 94 96 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE NONE NONE TEMP............40 42 47 52 54 55 RH..............95 97 89 80 72 70 20 FT WIND......050/2 060/1 050/1 010/2 000/5 010/6 20 FT WIND GUST. 5 5 5 EYE LEVEL WIND..090/1 100/2 110/2 120/3 100/3 070/3 EYE LEVEL WIND.. 5 5 5 5 5 HAINES INDEX....3 3 3 2 2 2 $$ FORECASTER...01 REQUESTED BY...SHAWN WOODBURY TYPE OF REQUEST...PRESCRIBED .TAG 20111208.MARTI.01/EWX