FNUS75 KGJT 120423 FWSGJT SPOT FORECAST FOR RAT HOLE...BLM NATIONAL WEATHER SERVICE GRAND JUNCTION CO 1023 PM MDT FRI SEP 11 2009 FORECAST IS BASED ON REQUEST TIME OF 1958 MDT ON SEPTEMBER 11. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... A VERY USUAL PATTERN IS EXPECTED THIS WEEKEND. STRONG HIGH PRESSURE OVER THE WESTERN U.S. WILL MOVE NORTH, CAUSING A LOW PRESSURE SYSTEM OVER THE DAKOTAS TO MOVE SOUTHWEST ACROSS WYOMING AND COLORADO SATURDAY AND SUNDAY. WINDS ALOFT WILL STRENGTHEN AND BECOME NORTHWESTERLY TODAY WHILE CLOUDS AND PRECIPITATION INCREASE FROM EAST TO WEST. DOWNSLOPE/DOWNVALLEY WINDS WILL BE ENHANCED TODAY AND TONIGHT. *** THANKS FOR THE GREAT OBSERVATIONS! THEY REALLY HELP WHEN THE WEATHER PATTERN IS EXPECTED TO BE SO STRANGE. *** .TODAY (SATURDAY)... SKY/WEATHER.........PARTLY CLOUDY (40-50%). AFTER 1500 MOSTLY CLOUDY (70-80%). MAX TEMPERATURE.....68-73 F. MIN HUMIDITY........21-26%. 20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 3-5 THROUGH THE MORNING. THEN BECOMING NORTHWEST 4-7 MPH WITH GUSTS TO 12 MPH IN THE AFTERNOON. HAINES INDEX........4 LOW. LAL.................1. .TONIGHT... SKY/WEATHER.........MOSTLY CLOUDY (70-80%) WITH ISOLATED THUNDERSTORMS UNTIL 2100. THEN BECOMING PARTLY CLOUDY (50-60%) MIN TEMPERATURE.....46-51 F. MAX HUMIDITY........42-47%. 20-FOOT WINDS.......NORTHWEST 4-7 MPH GUSTING TO 12 MPH UNTIL 2000, THEN DOWNSLOPE/DOWNVALLEY 5-10 MPH. HAINES INDEX........4 LOW. LAL.................1. $$ FORECASTER...CHRIS CUOCO REQUESTED BY...JAKE BROWN TYPE OF REQUEST...WILDFIRE .TAG 20090911.RATHO.01/GJT