FNUS75 KFGZ 111341 FWSFGZ SPOT FORECAST FOR CATTAIL CYN RX...NAVAJO REGION NATIONAL WEATHER SERVICE FLAGSTAFF AZ 641 AM MST THU AUG 11 2011 FORECAST IS BASED ON IGNITION TIME OF 0800 MST ON AUGUST 11. IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...MONSOON MOISTURE WILL BRING A CHANCE OF SHOWERS AND THUNDERSTORMS TODAY INTO THIS EVENING. OTHERWISE...GENERALLY LIGHT WINDS BUT WITH DEEP VERTICAL MIXING VERY GOOD AFTERNOON VENTILATION. .TODAY... SKY/WEATHER.........MOSTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS. MAX TEMPERATURE.....AROUND 82. MIN HUMIDITY........33 PCT. WINDS (20 FT).......DOWNSLOPE/DOWN VALLEY 1 TO 3 MPH UNTIL 0900 LST BECOMING WEST AT 5 TO 10 MPH. GUSTS UP TO 20 MPH IN THE AFTERNOON. LAL.................3. HAINES INDEX........4 LOW. MAX VENT RATE.......VERY GOOD (79200 KNOT-FT). CLEARING INDEX......792. .TONIGHT... SKY/WEATHER.........PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS. MIN TEMPERATURE.....AROUND 57. MAX HUMIDITY........56 PCT. WINDS (20 FT).......WEST WINDS 3 TO 8 MPH UNTIL 2000 LST BECOMING DOWNSLOPE/ DOWN-VALLEY AT 1 TO 3 MPH. LAL.................2. HAINES INDEX........4 LOW. MIN VENT RATE.......POOR (700 KNOT-FT). CLEARING INDEX......7. $$ FORECASTER...MCCOLLUM REQUESTED BY...DARRYL WILSON IC REASON FOR REQUEST...PRESCRIBED .TAG 20110811.CATTA.01/FGZ