FNUS74 KEPZ 192253 FWSEPZ FIRE WEATHER PLANNING FORECAST FOR DRIPPING SPRINGS...BLM-LAS CRUCES FO NATIONAL WEATHER SERVICE EL PASO TX/SANTA TERESA NM 353 PM MST MON JAN 19 2009 FORECAST IS BASED ON IGNITION TIME OF 0900 MST ON JANUARY 20. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... HIGH PRESSURE ALOFT OVER THE WESTERN PART OF THE COUNTRY WILL MAINTAIN A DRY AND WARM PATTERN OVER THE REGION THROUGH WEDNESDAY. GENERALLY LOW RELATIVE HUMIDITIES WITH MAINLY LIGHT WINDS WILL CONTINUE. VENTILATION RATES POOR THROUGH THURSDAY... RANGING FROM 12000 TO 16000 KT-FT TUESDAY AND WEDNESDAY UP TO 30000 KT-FT ON THURSDAY. THAT HIGH PRESSURE WILL BEGIN TO WEAKEN WEDNESDAY AND A LOW PRESSURE SYSTEM WILL MOVE IN FROM THE WEST WEDNESDAY NIGHT AND THURSDAY. THIS WILL BRING HIGHER MIXING HEIGHTS AND STRONGER TRANSPORT WINDS FOR FRIDAY WITH VENTILATION RATES IMPROVING TO AT LEAST FAIR (ABOVE 40000 KT-FT). THERE IS ALSO THE CHANCE FOR RAIN SHOWERS AND HIGH ELEVATION SNOW SHOWERS THURSDAY AND FRIDAY. DRY CONDITIONS WILL RETURN NEXT WEEKEND. .TUESDAY... SKY/WEATHER.........MOSTLY SUNNY (30-40 PERCENT). CWR.................0 PERCENT. MAX TEMPERATURE.....59-64. MIN HUMIDITY........9-14 PERCENT. WIND (20 FT)........EAST 3 TO 7 MPH. $$ FORECASTER...PARK REQUESTED BY...RYAN WHITEAKER REASON FOR REQUEST...PRESCRIBED .TAG 20090120.DRIPP.01/EPZ