FNUS75 KFGZ 070110 FWSFGZ SPOT FORECAST FOR WAGON WHEEL FIRE...NRA NAVAJO AREA NATIONAL WEATHER SERVICE FLAGSTAFF AZ 610 PM MST TUE JUL 6 2010 FORECAST IS BASED ON REQUEST TIME OF 1745 MST ON JULY 06. IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...WEDNESDAY AND THURSDAY...HIGH PRESSURE BUILDING OVER NEW MEXICO AND A WEAK LOW PRESSURE TROUGH NEAR THE WEST COAST WILL PROMOTE A SLOW MOISTURE INCREASE ON SOUTHERLY FLOW. EXPECT GRADUALLY INCREASING CHANCES OF THUNDERSTORMS EACH DAY...AS WELL AS NEAR NORMAL TEMPERATURES AND LIGHT WINDS. ANY STORMS THAT DEVELOP WILL BE HIGH-BASED...TOMORROW...WITH GUSTY WINDS BUT GENERALLY LIGHT RAINFALL WITH ANY HEAVY RAIN BEING VERY LOCALIZED. .TONIGHT... SKY/WEATHER.........PARTLY CLOUDY. ISOLATED THUNDERSTORMS IN THE EVENING...THEN BECOMING CLEAR OVERNIGHT. MIN TEMPERATURE.....AROUND 50 TO 54. MAX HUMIDITY........32 TO 37 PCT. WINDS (20 FT).......WEST WINDS AROUND 5 MPH SHIFTING TO THE EAST AFTER MIDNIGHT. LAL.................2. HAINES INDEX........6 HIGH. MIN VENT RATE.......POOR (1000 KNOT-FT). CLEARING INDEX......10. .WEDNESDAY... SKY/WEATHER.........MOSTLY SUNNY THEN BECOMING PARTLY CLOUDY. A SLIGHT CHANCE OF HIGH BASED MAINLY DRY THUNDERSTORMS IN THE AFTERNOON. MAX TEMPERATURE.....AROUND 79 TO 83. MIN HUMIDITY........1O TO 12 PCT. WINDS (20 FT).......LIGHT DOWN SLOPE WINDS BECOMING SOUTHWEST AROUND 5 MPH AND GUSTY IN THE AFTERNOON. LAL.................2. HAINES INDEX........6 HIGH. MAX VENT RATE.......EXCELLENT (131000 KNOT-FT). CLEARING INDEX......1310. $$ FORECASTER...CLEMMONS REQUESTED BY...PAT WILLETTO REASON FOR REQUEST...WILDFIRE .TAG 20100706.WAGON.01/FGZ