FNUS75 KGJT 111955 FWSGJT SPOT FORECAST FOR RAY MESA II...BLM NATIONAL WEATHER SERVICE GRAND JUNCTION CO 1255 PM MST THU NOV 11 2010 FORECAST IS BASED ON IGNITION TIME OF 1250 MST ON NOVEMBER 11. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... A WEATHER DISTURBANCE PASSED THROUGH THE SITE LAST NIGHT AND COLD RELATIVELY UNSTABLE AIR REMAINS BEHIND. THIS WILL CONTINUE PRODUCING CUMULUS CLOUDS AND OCCASIONAL LIGHT SNOW SHOWERS THIS AFTERNOON. TONIGHT THE SKY WILL CLEAR ALLOWING FOR RAPID COOLING AND A DEEP SURFACE INVERSION WILL FORM. THIS INVERSION WILL PROBABLY NOT BREAK ALL DAY FRIDAY. .TODAY... SKY/WEATHER.........MOSTLY CLOUDY (70-80%). SCATTERED SNOW SHOWERS. MAX TEMPERATURE.....30-35 F. MIN HUMIDITY........65-75%. 20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-10 MPH WITH OCCASIONAL GUSTS TO 15 MPH. OCCASIONALLY AFTER FROM 1400-1600 WINDS WILL BE ERRATIC AND BRIEFLY BLOW FROM THE NORTHWEST AT 5-15 MPH WHICH IS THE DIRECTION OF WINDS ALOFT. CLEARING INDEX......300 UNTIL 1400, THEN INCREASING TO 850. MIXING HEIGHT.......2000 FT AGL INCREASING TO 5500 FT AGL ABOUT 1500. TRANSPORT WINDS.....NORTH 12 MPH. .TONIGHT... SKY/WEATHER.........PARTLY CLOUDY (40-50%) THEN BECOMING CLEAR BY ABOUT 0200. MIN TEMPERATURE.....16-21 F. MAX HUMIDITY........66-71%. 20-FOOT WINDS.......NORTHWEST WINDS 5 MPH. GUSTS UP TO 20 MPH IN THE EVENING. CLEARING INDEX......200 DECREASING TO 100 AFTER MIDNIGHT. MIXING HEIGHT.......1000 FT AGL. TRANSPORT WINDS.....NORTH 13 MPH. .FRIDAY... SKY/WEATHER.........SUNNY (0-10%). MAX TEMPERATURE.....33-38 F. MIN HUMIDITY........39-44%. 20-FOOT WINDS.......UPSLOPE/UPVALLEY 3-7 KT CLEARING INDEX......100 INCREASING TO 300 IN THE AFTERNOON. MIXING HEIGHT.......1000 FT AGL INCREASING TO 4000 FT AGL IN THE AFTERNOON. TRANSPORT WINDS.....NORTH 11 MPH. $$ FORECASTER...CHRIS CUOCO REQUESTED BY...GARNER HARRIS TYPE OF REQUEST...PRESCRIBED .TAG 20101111.RAYME.01/GJT