FNUS75 KGJT 291037 FWSGJT SPOT FORECAST FOR THIRTY MILE PILES...USDA FOREST SERVICE NATIONAL WEATHER SERVICE GRAND JUNCTION CO 337 AM MST THU NOV 29 2012 FORECAST IS BASED ON IGNITION TIME OF 1100 MST ON NOVEMBER 29. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...STABLE WEST TO SOUTHWEST FLOW WILL BE OVER THE BURN SITE THROUGH FRIDAY UNDER VARYING AMOUNTS OF GENERALLY HIGH CLOUDINESS. A STABLE LAYER ALOFT AT AROUND 13000 FT MSL WILL PREVENT DEEP MIXING...BUT THERE SHOULD BE PERIOD OF A FEW HOURS IN THE AFTERNOON OF FAIR SMOKE DISPERSION. EXPECT SMOKE TO SETTLE QUICKLY ONCE SHADOWS OVERTAKE THE BURN AREA. .TODAY... SKY/WEATHER.........PARTLY CLOUDY (40%). MAX TEMPERATURE.....38-43 F. MIN HUMIDITY........32-37%. 20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 1-3 MPH UNTIL 1100...THEN BECOMING SOUTHWEST 5 MPH. SMOKE DISPERSAL.....POOR (1100-1200 KNOT-FT) UNTIL 1200...THEN FAIR (48670 KNOT-FT). MIXING HEIGHT.......200 FT AGL INCREASING TO 4000 FT AGL IN THE AFTERNOON. TRANSPORT WINDS.....DOWNSLOPE/DOWNVALLEY 1-3 MPH UNTIL 1100...THEN BECOMING WEST 14 MPH IN THE AFTERNOON. .TONIGHT... SKY/WEATHER.........PARTLY CLOUDY (30-40%). MIN TEMPERATURE.....12-17 F. MAX HUMIDITY........85-90%. 20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 1-3 MPH. SMOKE DISPERSAL.....POOR (800-9000 KNOT-FT). MIXING HEIGHT.......200-700 FT AGL. TRANSPORT WINDS.....DOWNSLOPE/DOWNVALLEY 1-3 MPH. .FRIDAY... SKY/WEATHER.........PARTLY CLOUDY (30-40%). MAX TEMPERATURE.....38-43 F. MIN HUMIDITY........35-40%. 20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 1-3 MPH UNTIL 1100...THEN BECOMING SOUTHWEST 5-7 MPH. SMOKE DISPERSAL.....POOR (800-1000 KNOT-FT) UNTIL 1200...THEN FAIR. (45650 KNOT-FT). MIXING HEIGHT.......200 FT AGL INCREASING TO 3500 FT AGL IN THE AFTERNOON. TRANSPORT WINDS.....DOWNSLOPE/DOWNVALLEY 1-3 MPH UNTIL 1100...THEN BECOMING SOUTHWEST 15 MPH IN THE AFTERNOON. $$ FORECASTER...JIM DANIELS REQUESTED BY...KENT SMITH TYPE OF REQUEST...PRESCRIBED .TAG 20121129.THIRT.01/GJT