FNUS75 KTWC 031717 FWSTWC SPOT FORECAST FOR SKYLINE...SAN CARLOS AGENCY NATIONAL WEATHER SERVICE TUCSON AZ 1017 AM MST THU SEP 3 2009 FORECAST IS BASED ON REQUEST TIME OF 959 MST ON SEPTEMBER 3. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...HIGH PRESSURE IN THE MIDDLE LEVELS OF THE ATMOSPHERE OVER NORTH CENTRAL ARIZONA WILL ALLOW FOR SCATTERED THUNDERSTORMS TO DEVELOP OVER THE RIM AND PUSH SOUTH TO SOUTHWEST THIS AFTERNOON OVER THE FIRE. ALTHOUGH GUSTY NORTH WINDS WILL TYPICALLY BE PRESENT WITH THESE STORMS...ERRATIC WINDS ARE POSSIBLE NEAR ALL THUNDERSTORMS. OTHERWISE...A FAVORABLE HIGH PRESSURE POSITION ACROSS THE DESERT SOUTHWEST...COUPLED WITH INCREASING MOISTURE IN ASSOCIATION WITH WEAKENING TROPICAL STORM JIMENA...WILL BRING AN INCREASE IN AFTERNOON AND EVENING THUNDERSTORM ACTIVITY THROUGH THE WEEKEND. .TODAY... SKY/WEATHER.........PARTLY SUNNY BECOMING MOSTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS IN THE MORNING...BECOMING SCATTERED IN THE AFTERNOON. MAX TEMPERATURE.....81 TO 86 DEGS. MIN HUMIDITY........27 TO 32 PCT. 20-FOOT WINDS.......NORTHEAST 5 TO 8 MPH SHIFTING TO THE WEST 6 TO 11 MPH IN THE LATE AFTERNOON. GUSTY NORTH WINDS NEAR THUNDERSTORMS. LAL.................2 IN THE MORNING...THEN 4 IN THE AFTERNOON. CHANCE OF RAIN......20 PERCENT IN THE MORNING BECOMING 40 PERCENT IN THE AFTERNOON. HAINES INDEX........3 VERY LOW. .TONIGHT... SKY/WEATHER.........MOSTLY CLOUDY BECOMING PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS IN THE EVENING...THEN ISOLATED SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT. MIN TEMPERATURE.....52 TO 57 DEGS. MAX HUMIDITY........83 TO 88 PCT. 20-FOOT WINDS.......WEST 5 TO 10 MPH SHIFTING TO THE NORTHEAST AFTER MIDNIGHT. LAL.................4 IN THE EVENING...THEN 2 AFTER MIDNIGHT. CHANCE OF RAIN......40 PERCENT IN THE EVENING BECOMING 10 PERCENT AFTER MIDNIGHT. HAINES INDEX........3 VERY LOW. .FRIDAY... SKY/WEATHER.........PARTLY SUNNY BECOMING MOSTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS IN THE MORNING...THEN SCATTERED SHOWERS AND THUNDERSTORMS IN THE AFTERNOON. MAX TEMPERATURE.....77 TO 82 DEGS. MIN HUMIDITY........32 TO 37 PCT. 20-FOOT WINDS.......NORTH 5 TO 6 MPH SHIFTING TO THE WEST 5 TO 8 MPH IN THE AFTERNOON. LAL.................2 IN THE MORNING...THEN 4. CHANCE OF RAIN......20 PERCENT IN THE MORNING...THEN 40 PERCENT IN THE AFTERNOON. HAINES INDEX........3 VERY LOW. $$ FORECASTER...FIRE WEATHER FORECASTER REQUESTED BY...IC MARK JAMES TYPE OF REQUEST...WILDFIRE .TAG 20090903.SKYLI.01/TWC