FNUS75 KGJT 112340 FWSGJT SPOT FORECAST FOR ROAN CLIFFS...GRAND JUNCTION AIR CENTER NATIONAL WEATHER SERVICE GRAND JUNCTION CO 540 PM MDT SAT JUL 11 2009 FORECAST IS BASED ON REQUEST TIME OF 1650 MDT ON JULY 11. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...CIRCULATION AROUND A CENTER OF HIGH PRESSURE OVER THE SOUTHERN U.S. PLAINS HAS BROUGHT AN INFLUX OF SUBTROPICAL MOISTURE TO THE FIRE SITE. DAYTIME HEATING COMBINED WITH THE INCREASED MOISTURE BROUGHT A FEW SHOWERS AND THUNDERSTORMS TO THE SITE THIS AFTERNOON. STORMS MOVING NORTHEASTWARD FROM SOUTHEAST UTAH MAY IMPACT THE AREA THIS EVENING BEFORE ALL STORM DIMINISH OVERNIGHT. SIMILAR CONDITIONS ARE EXPECTED SUNDAY BEFORE AN APPROACHING TROUGH BRINGS SOME DRYING TO THE FIRE SITE MONDAY AFTERNOON. .TONIGHT... SKY/WEATHER.........MOSTLY CLOUDY (60-70%) THEN BECOMING PARTLY CLOUDY (30-40%). WIDELY SCATTERED SHOWERS AND THUNDERSTORMS THROUGH 2100. MIN TEMPERATURE.....56-61 F. MAX HUMIDITY........40-45%. 20-FOOT WINDS.......SOUTHWEST WINDS 7 TO 12 MPH BECOMING DOWNSLOPE 3 TO 5 MPH BY 2200. GUSTY AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS IN THE EVENING. HAINES INDEX........4 LOW. TRANSPORT WINDS.....SOUTHWEST 10 MPH THROUGH 2200...THEN DOWNSLOPE 5 MPH. .SUNDAY... SKY/WEATHER.........PARTLY CLOUDY (40-50%). SCATTERED SHOWERS AND THUNDERSTORMS IN THE AFTERNOON. MAX TEMPERATURE.....75-80 F. MIN HUMIDITY........18-23%. 20-FOOT WINDS.......DOWNSLOPE 3 TO 5 MPH THROUGH 0900...THEN INCREASING TO SOUTH 8 TO 13 MPH BY 1200. GUSTY AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS IN THE AFTERNOON. HAINES INDEX........5 MODERATE. TRANSPORT WINDS.....WEST 10 MPH. .OUTLOOK FOR MONDAY... SKY/WEATHER.........PARTLY CLOUDY (40-50%). ISOLATED SHOWERS AND THUNDERSTORMS AFTER 1200. MAX TEMPERATURE.....78-83 F. MIN HUMIDITY........15-20%. 20-FOOT WINDS.......DOWNSLOPE 3 TO 5 MPH THROUGH 0900...THEN INCREASING TO SOUTH 10 TO 15 MPH WITH GUSTS TO 20 MPH BY 1200. GUSTY AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS IN THE AFTERNOON. HAINES INDEX........6 HIGH TRANSPORT WINDS.....SOUTHWEST 20 MPH. $$ FORECASTER...NORV LARSON REQUESTED BY...TIM FOLEY FBAN TYPE OF REQUEST...WILDFIRE .TAG 20090711.ROANC.02/GJT