FNUS74 KEPZ 221737 FWSEPZ FIRE WEATHER PLANNING FORECAST FOR DIAMOND...NM-SDC NATIONAL WEATHER SERVICE EL PASO TX/SANTA TERESA NM 1137 AM MDT SAT AUG 22 2009 FORECAST IS BASED ON INCIDENT TIME OF 1121 MDT ON AUGUST 22. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... UPPER LEVEL HIGH PRESSURE EXTENDS FROM CENTRAL TX NORTHWEST TO NORTHERN UTAH THIS MORNING. SCATTERED THUNDERSTORMS CAN BE EXPECTED THIS AFTERNOON AND EARLY EVENING. TOMORROW THE ORIENTATION OF THE UPPER HIGH BECOMES NE-SW AS AN UPPER TROUGH APPROACHES FROM THE WEST. SCATTERED THUNDERSTORMS CAN BE ONCE AGAIN EXPECTED THIS PATTERN WILL LIKELY PERSIST THROUGH TUESDAY. BEYOND TUESDAY COMPUTER MODELS INDICATE SOME DRYING...HOWEVER FORECAST CONFIDENCE IS LOW. HUMIDITIES SHOULD REMAIN WELL ABOVE CRITICAL THRESHOLDS THROUGH THE FORECAST PERIOD. .TODAY... SKY/WEATHER.........MOSTLY SUNNY (30-40 PERCENT) THEN BECOMING PARTLY CLOUDY (50-60 PERCENT). SCATTERED SHOWERS AND THUNDERSTORMS IN THE AFTERNOON. CWR.................30 PERCENT. MAX TEMPERATURE.....77-82. MIN HUMIDITY........33-38 PERCENT. WIND (20 FT)........WEST TO SOUTHWEST 4 TO 8 MPH. GUSTS TO 20 MPH NEAR THUNDERSTORMS. .TONIGHT... SKY/WEATHER.........PARTLY CLOUDY (50-60 PERCENT). SCATTERED SHOWERS AND THUNDERSTORMS IN THE EVENING. CWR.................30 PERCENT DECREASING TO 10 PERCENT AFTER 9 PM. MIN TEMPERATURE.....48-53. MAX HUMIDITY........79-84 PERCENT. WIND (20 FT)........SOUTHWEST 4 TO 8 MPH BECOMING DOWNSLOPE/ DOWNVALLEY 3 TO 7 MPH AFTER MIDNIGHT. .SUNDAY... SKY/WEATHER.........PARTLY CLOUDY (50-60 PERCENT). SCATTERED SHOWERS AND THUNDERSTORMS IN THE AFTERNOON. CWR.................30 PERCENT. MAX TEMPERATURE.....78-83. MIN HUMIDITY........28-33 PERCENT. WIND (20 FT)........SOUTH 6 TO 11 MPH. $$ FORECASTER...MACBLAIN REQUESTED BY...IC REASON FOR REQUEST...WFU .TAG 20090822.DIAMO.01/EPZ