FNUS75 KGJT 241418 FWSGJT SPOT FORECAST FOR DENNY FIRE...CRAIG DISPATCH NATIONAL WEATHER SERVICE GRAND JUNCTION CO 818 AM MDT FRI JUL 24 2009 FORECAST IS BASED ON REQUEST TIME OF 0719 MDT ON JULY 24. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...LOOK FOR AN INCREASE IN MID AND HIGH LEVEL CLOUDS TODAY AS MOISTURE WRAPS AROUND THE HIGH PRESSURE CENTER LOCATED OVER THE FOUR-CORNERS. BY LATE AFTERNOON SOME VIRGA AND ISOLATED HIGH-BASED THUNDERSTORMS WILL BE POSSIBLE. ANY CONVECTIVE ACTIVITY THAT DEVELOPS WILL PRODUCE ERRATIC AND GUSTY WINDS. MOISTURE CONTINUES TO INCREASE THROUGH SATURDAY WITH A BETTER CHANCE OF SHOWERS AND THUNDERSTORMS. .TODAY (UNTIL SUNSET)... SKY/WEATHER.........PARTLY CLOUDY (40-50%...INITIALLY THIN HIGH CLOUDS)...BECOMING MOSTLY CLOUDY (60-70%) AFTER 1500. SOME VIRGA DEVELOPING AFTER 1600... WITH ISOLATED HIGH-BASED THUNDERSTORMS POSSIBLE AFTER 1700. MAX TEMPERATURE.....85-90 F. MIN HUMIDITY........10-15%. 20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 0-5 MPH UNTIL 0930...THEN BECOMING UPSLOPE/UPVALLEY. INCREASING TO 4-8 MPH AFTER 1300. AFTER 1500 WINDS BECOMING WEST 5-10 MPH. STRONG...GUSTY AND ERRATIC WINDS EXPECTED NEAR VIRGA AND THUNDERSTORMS. HAINES INDEX........6 HIGH. LAL.................1...LAL 2 AFTER 1700. TRANSPORT WINDS.....WEST 10 MPH. .TONIGHT (AFTER SUNSET)... SKY/WEATHER.........MOSTLY CLOUDY (60-70%). ISOLATED THUNDERSTORMS POSSIBLE UNTIL AROUND 2300. BECOMING PARTLY CLOUDY (40-50%) AFTER MIDNIGHT. MIN TEMPERATURE.....65-70 F. MAX HUMIDITY........50-55%. 20-FOOT WINDS.......NORTHWEST WINDS 9-13 MPH WITH GUSTS TO AROUND 25 MPH UNTIL 2300...THEN BECOMING DOWNSLOPE/ DOWNVALLEY 0-5 MPH. GUSTY AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS. HAINES INDEX........5 MODERATE. LAL.................2 UNTIL 2300...THEN LAL 1. .SATURDAY... SKY/WEATHER.........PARTLY CLOUDY (40-50%). WIDELY SCATTERED SHOWERS AND THUNDERSTORMS IN THE AFTERNOON. MAX TEMPERATURE.....80-85 F. MIN HUMIDITY........20-25%. 20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 0-5 MPH UNTIL 0930...THEN BECOMING UPSLOPE/UPVALLEY. INCREASING TO 4-8 MPH AFTER 1300. GUSTY AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS IN THE AFTERNOON. HAINES INDEX........4 LOW. LAL.................3. TRANSPORT WINDS.....NORTHWEST 10 MPH. $$ FORECASTER...ELLEN HEFFERNAN REQUESTED BY...BLM IC TYPE OF REQUEST...WILDFIRE .TAG 20090724.DENNY.01/GJT