FNUS75 KFGZ 071451 FWSFGZ SPOT FORECAST FOR UPPER BEAVER CREEK...CNF COCONINO NF NATIONAL WEATHER SERVICE FLAGSTAFF AZ 751 AM MST MON MAY 7 2012 FORECAST IS BASED ON IGNITION TIME OF 0900 MST ON MAY 07. IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...A LOW PRESSURE SYSTEM IS FORECAST TO MOVE INTO ARIZONA LATER TODAY THROUGH TUESDAY...BRINGING ISOLATED SHOWERS OR THUNDERSTORMS... AS WELL AS SLIGHTLY BELOW NORMAL TEMPERATURES TO THE AREA. SHOWERS AND THUNDERSTORMS WILL LIKELY PRODUCE LOW AMOUNTS OF PRECIPITATION BUT MAY CONTAIN LOCALLY STRONG AND GUSTY WINDS. .TODAY... SKY/WEATHER.........MOSTLY SUNNY BECOMING PARTLY CLOUDY WITH AN ISOLATED HIGH BASED THUNDERSTORM IN THE VICINITY OF THE BURN... CAPABLE OF PRODUCING STRONG OUTFLOW WIND GUSTS. MAX TEMPERATURE.....AROUND 63. MIN HUMIDITY........14 PCT. WINDS (20 FT).......LIGHT AND VARIABLE WINDS EARLY...THEN INCREASING TO SOUTHWEST AROUND 15 MPH LATE MORNING AND AFTERNOON. GUSTS UP TO 30 MPH BY AFTERNOON. LAL.................2. HAINES INDEX........5 MODERATE. MAX VENT RATE.......EXCELLENT (208700 KNOT-FT). CLEARING INDEX......2087. .TONIGHT... SKY/WEATHER.........PARTLY CLOUDY...BECOMING MOSTLY CLEAR. ISOLATED EARLY EVENING SHOWER OR THUNDERSTORM. MIN TEMPERATURE.....AROUND 29. MAX HUMIDITY........75 PCT. WINDS (20 FT).......SOUTHWEST WINDS AROUND 10 MPH WITH GUSTS UP TO 25 MPH IN THE EVENING...BECOMING LIGHT. LAL.................2. HAINES INDEX........5 MODERATE. MIN VENT RATE.......POOR (1700 KNOT-FT). CLEARING INDEX......17. .TUESDAY... SKY/WEATHER.........PARTLY CLOUDY. A SLIGHT CHANCE OF HIGH BASED SHOWERS AND THUNDERSTORMS IN THE AFTERNOON...CAPABLE OF PRODUCING STRONG OUTFLOW WIND GUSTS. MAX TEMPERATURE.....AROUND 64. MIN HUMIDITY........13 PCT. WINDS (20 FT).......EAST WINDS AROUND 5 MPH INCREASING TO 10 MPH AND GUSTY. LAL.................2. HAINES INDEX........6 HIGH. MAX VENT RATE.......EXCELLENT (150600 KNOT-FT). CLEARING INDEX......1506. $$ FORECASTER...CLEMMONS REQUESTED BY...JEFF THUMM REASON FOR REQUEST...PRESCRIBED .TAG 20120507.UPPER.01/FGZ