FNUS75 KVEF 091619 FWSVEF SPOT FORECAST FOR LEE RX...USFS NATIONAL WEATHER SERVICE LAS VEGAS NV 819 AM PST THU DEC 9 2010 FORECAST IS BASED ON IGNITION TIME OF 1000 PST ON DECEMBER 09. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...WEAK RIDGING WILL RESULT IN CONTINUED WESTERLY FLOW ALOFT OVER THE REGION WITH SUFFICIENT UPPER LEVEL MOISTURE FOR CONTINUED CLOUDINESS THROUGH FRIDAY. THERE WILL NOT BE SUFFICIENT MOISTURE IN THE LOWER LEVELS FOR ANY PRECIPITATION....SO OVERALL THERE WILL BE LITTLE CHANGE. VENTILATION RATES WILL BE MARGINAL DURING THE AFTERNOON...AND POOR AT NIGHT BOTH DAYS. .TODAY... SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY. MAX TEMPERATURE.....48-53. MIN HUMIDITY........30-35 PERCENT. 20 FT-10 MIN AVG..SOUTHWEST WINDS AROUND 7 MPH IN THE MORNING BECOMING UPSLOPE/UPVALLEY 4 TO 8 MPH. 10K FT WIND.......WEST 35 TO 40 MPH DECREASING TO 21 TO 26 MPH IN THE AFTERNOON. CWR (>= 0.10 IN)....0 PERCENT. MIXING HEIGHT.......3500 FT AGL. TRANSPORT WINDS.....WEST FROM 6-10 KNOTS. VENTILATION.........MARGINAL .TONIGHT... SKY/WEATHER.........PARTLY CLOUDY. MIN TEMPERATURE.....32-37. MAX HUMIDITY........85-90 PERCENT. 20 FT-10 MIN AVG..NORTHWEST WINDS AROUND 6 MPH IN THE EVENING BECOMING DOWNSLOPE/DOWNVALLEY 2 TO 5 MPH. 10K FT WIND.......NORTHWEST 12 TO 20 MPH. CWR (>= 0.10 IN)....0 PERCENT. MIXING HEIGHT.......1500 FT AGL. TRANSPORT WINDS.....WEST FROM AROUND 4 TO 6 KNOTS. VENTILATION.........POOR .FRIDAY... SKY/WEATHER.........MOSTLY CLOUDY. MAX TEMPERATURE.....47-52. MIN HUMIDITY........35-40 PERCENT. 20 FT-10 MIN AVG..WEST WINDS 6 TO 8 MPH IN THE MORNING BECOMING UPSLOPE/UPVALLEY 4 TO 8 MPH. 10K FT WIND.......NORTHWEST 18 TO 25 MPH. CWR (>= 0.10 IN)....0 PERCENT. MIXING HEIGHT.......3500 FT AGL. TRANSPORT WINDS.....WEST AROUND 8 KNOTS. VENTILATION.........MARGINAL $$ FORECASTER...KENNEDY REQUESTED BY...COLTON MOORE TYPE OF REQUEST...PRESCRIBED .TAG 20101209.LEERX.02/VEF