FNUS76 KOTX 301518 FWSOTX SPOT FORECAST FOR TUMBLEDOWN...USFS NATIONAL WEATHER SERVICE SPOKANE WA 818 AM PDT FRI JUL 30 2010 IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... MOIST AND UNSTABLE SOUTHWEST FLOW WILL CONTINUE OVER THE REGION TODAY...WITH MORE THUNDERSTORMS POSSIBLE THIS AFTERNOON. THE THREAT OF THUNDERSTORMS WILL INCREASE TONIGHT AS A PACIFIC TROUGH APPROACHES...BUT A BETTER CHANCE OF THUNDERSTORMS ON OR NEAR THE BURN SITE WILL BE ON SATURDAY WHEN THE UPPER TROUGH ARRIVES IN THE REGION. WESTERLY WINDS WILL LIKELY BE ENHANCED ON SATURDAY AS A WEAK COLD FRONT PASSES THROUGH THE FIRE AREA. .TODAY... SKY/WEATHER.........MOSTLY CLOUDY IN THE MORNING...THEN PARTLY CLOUDY. SCATTERED MORNING THUNDERSTORMS. ISOLATED THUNDERSTORMS IN THE AFTERNOON. CWR.................35 PERCENT. MAX TEMPERATURE.....58 AT 820AM MAX 72 IN THE AFTERNOON. MIN HUMIDITY........75 PERCENT AT 820 AM. MIN 35 PERCENT AFTERNOON. WIND (20 FT)........CALM WIND AT 820 AM. SOUTHEAST 5 TO 8 MPH BY MIDDAY. GUSTY AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS. LAL.................3. .TONIGHT... SKY/WEATHER.........MOSTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS IN THE EVENING...THEN SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS OVERNIGHT. CWR.................20 PERCENT. MIN TEMPERATURE.....AROUND 49. MAX HUMIDITY........96 PERCENT. WIND (20 FT)........NORTHWEST WINDS 5 TO 6 MPH. GUSTY AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS. LAL.................3. $$ FORECASTER...PB REQUESTED BY...HOEY TYPE OF REQUEST...PRESCRIBED .TAG 20100730.TUMBL.01/OTX