FNUS75 KFGZ 101556 FWSFGZ SPOT FORECAST FOR WALLA VALLEY PILES...KNF KAIBAB NF NATIONAL WEATHER SERVICE FLAGSTAFF AZ 850 AM MST TUE AUG 10 2010 FORECAST IS BASED ON IGNITION TIME OF 0855 MST ON AUGUST 10. IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...DRY AIR OVER THE BURN SITE WILL LIMIT ANY THUNDERSTORM ACTIVITY TODAY. AN INCREASE IN MOISTURE OVERNIGHT WILL LEAD TO THE POTENTIAL FOR ISOLATED THUNDERSTORMS ON WEDNESDAY. .TODAY... SKY/WEATHER.........MOSTLY SUNNY BECOMING PARTLY CLOUDY. MAX TEMPERATURE.....AROUND 72. MIN HUMIDITY........33 PCT. WINDS (20 FT).......LIGHT UPSLOPE WINDS BECOMING SOUTHWEST AT 12 GUSTING 20 MPH BY LATE MORNING. LAL.................1. MAX VENT RATE.......VERY GOOD (89000 KNOT-FT). .TONIGHT... SKY/WEATHER.........MOSTLY CLEAR. MIN TEMPERATURE.....AROUND 46. MAX HUMIDITY........95 PCT. WINDS (20 FT).......SOUTHWEST WINDS AROUND 10 MPH IN THE EVENING BECOMING LIGHT DOWNSLOPE AFTER MIDNIGHT. LAL.................1. MIN VENT RATE.......POOR (2200 KNOT-FT). .WEDNESDAY... SKY/WEATHER.........MOSTLY SUNNY BECOMING PARTLY CLOUDY. A SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. MAX TEMPERATURE.....AROUND 74. MIN HUMIDITY........39 PCT. WINDS (20 FT).......SOUTHWEST WINDS AROUND 5 MPH INCREASING TO 14 GUSTING 22 MPH. LAL.................2. MAX VENT RATE.......EXCELLENT (207000 KNOT-FT). $$ FORECASTER...HOWARD REQUESTED BY...WDC DISPATCH REASON FOR REQUEST...PRESCRIBED .TAG 20100810.WALLA.01/FGZ