FNUS55 KFGZ 240835 FWFFGZ Fire Weather Planning Forecast for northern Arizona National Weather Service Flagstaff AZ 135 AM MST Mon Aug 24 2026 +++ Thunderstorms imply strong gusty and erratic winds +++ +++ 20-foot wind forecast of 'light winds' indicates mainly terrain driven winds +++ +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ .DISCUSSION...Today through Tuesday...Chance for showers and thunderstorms continue through today with the greatest coverage across the higher terrain and best timing from around midday into the evening hours. Drier conditions are possible Tuesday, with low- grade monsoonal conditions developing. Outside of gusty and erratic storm driven winds, expect southwest to west winds around 5-15 mph during the day, becoming variable at night. Wednesday through Friday...Hot temperatures return with drier conditions expected. Low-grade monsoonal conditions each day, mainly across the higher terrain and becoming largely limited to the White Mountains. Expect southwest winds around 5-15 mph each afternoon. AZZ115-250130- Western Mogollon Rim- Including the cities of Flagstaff, Williams, and Munds Park 135 AM MST Mon Aug 24 2026 .TODAY... Sky/weather.........Mostly cloudy. Slight chance of showers and thunderstorms in the morning, then chance of showers and thunderstorms in the afternoon. Max temperature.....79-89. 24 hr trend......Little change. Min humidity........22-32 percent. 24 hr trend......Little change. 20-foot winds.......Light winds becoming north around 10 mph in the afternoon. Free winds..........Southwest 5 to 10 mph. PoP.................50 percent. Chance lightning....10 percent increasing to 50 percent in the afternoon. Mixing height.......4300 ft AGL increasing to 6800 ft AGL in the afternoon. Transport winds.....South 5 to 10 knots. Max Ventilation.....Fair. .TONIGHT... Sky/weather.........Partly cloudy. Slight chance of showers and thunderstorms in the evening. Min temperature.....50-60. 24 hr trend......Little change. Max humidity........65-85 percent. 24 hr trend......Little change. 20-foot winds.......Light winds. Free winds..........West 5 to 10 mph. PoP.................10 percent. Chance lightning....10 percent decreasing to 0 percent after midnight. .TUESDAY... Sky/weather.........Mostly sunny. Slight chance of showers and thunderstorms in the afternoon. Max temperature.....81-91. 24 hr trend......Little change. Min humidity........18-23 percent. 24 hr trend......Little change. 20-foot winds.......East winds around 10 mph shifting to the southwest in the afternoon. Free winds..........Southwest 5 to 10 mph. PoP.................20 percent. Chance lightning....0 percent increasing to 20 percent in the afternoon. Mixing height.......3900 ft AGL increasing to 11100 ft AGL in the afternoon. Transport winds.....Southeast around 5 knots shifting to the southwest in the afternoon. Max Ventilation.....Very good. .FORECAST DAYS 3 THROUGH 5... .WEDNESDAY...Mostly clear. Slight chance of showers and thunderstorms. Highs 83 to 93. Light winds becoming southeast around 10 mph in the morning, then shifting to the southwest in the afternoon. .THURSDAY...Mostly clear. Slight chance of showers and thunderstorms. Highs 85 to 95. Light winds becoming southwest 10 to 15 mph. .FRIDAY...Partly cloudy. Slight chance of showers and thunderstorms. Highs 83 to 93. Light winds becoming southwest around 10 mph with gusts up to 20 mph in the afternoon. $$ AZZ106-250130- Grand Canyon Country- Including the cities of Grand Canyon Village, Tusayan, Supai, and Grand Canyon North Rim 135 AM MST Mon Aug 24 2026 .TODAY... Sky/weather.........Partly cloudy then becoming mostly cloudy. Chance of showers and thunderstorms in the afternoon. Max temperature.....92-102 at the River...79-89 at the Rim. 24 hr trend......Little change. Min humidity........19 percent at the River...21-26 percent at the Rim. 24 hr trend......Little change. 20-foot winds.......Light winds. Free winds..........Southwest 5 to 15 mph. PoP.................40 percent. Chance lightning....10 percent increasing to 40 percent in the afternoon. Mixing height.......4200 ft AGL increasing to 9100 ft AGL in the afternoon. Transport winds.....Southwest 5 to 10 knots. Max Ventilation.....Good. .TONIGHT... Sky/weather.........Partly cloudy. Slight chance of showers and thunderstorms in the evening. Min temperature.....66-73 at the River...56-66 at the Rim. 24 hr trend......Little change. Max humidity........56-76 percent. 24 hr trend......Little change. 20-foot winds.......Light winds. Free winds..........West 5 to 10 mph. PoP.................10 percent. Chance lightning....10 percent decreasing to 0 percent after midnight. .TUESDAY... Sky/weather.........Mostly sunny. Max temperature.....95-105 at the River...82-92 at the Rim. 24 hr trend......Little change. Min humidity........16 percent at the River...17-22 percent at the Rim. 24 hr trend......Little change. 20-foot winds.......Light winds. Free winds..........Southeast 5 to 10 mph shifting to the southwest in the afternoon. PoP.................0 percent. Chance lightning....0 percent. Mixing height.......3400 ft AGL increasing to 11300 ft AGL in the afternoon. Transport winds.....Southeast around 5 knots shifting to the southwest in the afternoon. Max Ventilation.....Good. .FORECAST DAYS 3 THROUGH 5... .WEDNESDAY...Mostly clear. Highs 97 to 107. Light winds becoming southwest around 10 mph in the afternoon. .THURSDAY...Mostly clear. Slight chance of showers and thunderstorms. Highs 97 to 107. Light winds becoming west around 10 mph in the afternoon. .FRIDAY...Partly cloudy. Highs 95 to 105. Light winds becoming west 10 to 15 mph in the afternoon. $$ AZZ108-250130- Yavapai County Mountains- Including the cities of Prescott, Seligman, Ash Fork, and Crown King 135 AM MST Mon Aug 24 2026 .TODAY... Sky/weather.........Partly cloudy then becoming mostly cloudy. Chance of showers and thunderstorms in the afternoon. Max temperature.....Around 90 below 5000 feet...around 85 above 5000 feet. 24 hr trend......Little change. Min humidity........19-29 percent. 24 hr trend......Little change. 20-foot winds.......Light winds becoming west around 10 mph in the afternoon. Free winds..........South 5 to 10 mph. PoP.................40 percent. Chance lightning....10 percent increasing to 40 percent in the afternoon. Mixing height.......3500 ft AGL increasing to 7000 ft AGL in the afternoon. Transport winds.....East around 5 knots shifting to the southwest in the afternoon. Max Ventilation.....Excellent. .TONIGHT... Sky/weather.........Mostly clear. Slight chance of showers and thunderstorms in the evening. Min temperature.....Around 71 below 5000 feet...around 68 above 5000 feet. 24 hr trend......Little change. Max humidity........63-83 percent. 24 hr trend......Little change. 20-foot winds.......Northeast winds 10 to 15 mph. Free winds..........West 5 to 10 mph. PoP.................20 percent. Chance lightning....20 percent decreasing to 0 percent after midnight. .TUESDAY... Sky/weather.........Mostly sunny. Max temperature.....Around 92 below 5000 feet...around 88 above 5000 feet. 24 hr trend......Little change. Min humidity........17-22 percent. 24 hr trend......6 percent drier. 20-foot winds.......Northeast winds around 10 mph shifting to the southwest in the afternoon. Free winds..........Southwest 5 to 10 mph. PoP.................0 percent. Chance lightning....0 percent. Mixing height.......3400 ft AGL increasing to 11800 ft AGL in the afternoon. Transport winds.....Northwest around 5 knots shifting to the southwest in the afternoon. Max Ventilation.....Very good. .FORECAST DAYS 3 THROUGH 5... .WEDNESDAY...Mostly clear. Highs 89 to 98. Northeast winds 10 to 15 mph shifting to the southwest in the afternoon. .THURSDAY...Mostly clear. Highs 90 to 98. Light winds becoming southeast around 10 mph in the morning, then shifting to the southwest in the afternoon. .FRIDAY...Mostly clear. Highs 88 to 96. Light winds becoming southwest around 10 mph with gusts up to 20 mph in the afternoon. $$ AZZ137-250130- Yavapai County Valleys and Basins- Including the cities of Cottonwood, Camp Verde, Cordes Junction, and Bagdad 135 AM MST Mon Aug 24 2026 .TODAY... Sky/weather.........Mostly cloudy then becoming partly cloudy. Chance of showers and thunderstorms in the afternoon. Max temperature.....94-104. 24 hr trend......Little change. Min humidity........19-24 percent. 24 hr trend......Little change. 20-foot winds.......Light winds becoming west around 10 mph in the afternoon. Free winds..........South 5 to 10 mph. PoP.................20 percent. Chance lightning....10 percent increasing to 20 percent in the afternoon. .TONIGHT... Sky/weather.........Mostly clear. Min temperature.....63-73. 24 hr trend......Little change. Max humidity........53-73 percent. 24 hr trend......Little change. 20-foot winds.......North winds 10 to 15 mph. Free winds..........West 5 to 10 mph. PoP.................0 percent. Chance lightning....20 percent decreasing to 0 percent after midnight. .TUESDAY... Sky/weather.........Mostly sunny. Max temperature.....97-107. 24 hr trend......Little change. Min humidity........13-18 percent. 24 hr trend......6 percent drier. 20-foot winds.......North winds around 10 mph shifting to the southwest in the afternoon. Free winds..........Southwest 5 to 10 mph. PoP.................0 percent. Chance lightning....0 percent. .FORECAST DAYS 3 THROUGH 5... .WEDNESDAY...Mostly clear. Highs 100 to 110. North winds 10 to 15 mph shifting to the southwest in the afternoon. .THURSDAY...Mostly clear. Highs 100 to 110. Northeast winds 10 to 15 mph shifting to the southwest in the afternoon. .FRIDAY...Mostly clear. Highs 98 to 108. Light winds becoming southwest around 10 mph with gusts up to 20 mph in the afternoon. $$ AZZ138-250130- Oak Creek and Sycamore Canyons- Including the cities of Sedona and Village of Oak Creek 135 AM MST Mon Aug 24 2026 .TODAY... Sky/weather.........Mostly cloudy. Slight chance of showers and thunderstorms in the morning, then chance of showers and thunderstorms in the afternoon. Max temperature.....88-98. 24 hr trend......Little change. Min humidity........18-23 percent.24 hr trend......Little change. 20-foot winds.......Light winds becoming northeast around 10 mph in the afternoon. Free winds..........South 5 to 10 mph. PoP.................30 percent. Chance lightning....10 percent increasing to 30 percent in the afternoon. .TONIGHT... Sky/weather.........Mostly clear. Min temperature.....64-71 below 5000 feet...61-70 above 5000 feet. 24 hr trend......Little change. Max humidity........47-67 percent. 24 hr trend......Little change. 20-foot winds.......Northeast winds 10 to 15 mph. Free winds..........West 5 to 10 mph. PoP.................0 percent. Chance lightning....10 percent. .TUESDAY... Sky/weather.........Mostly sunny. Max temperature.....90-100. 24 hr trend......Little change. Min humidity........14-19 percent. 24 hr trend......Little change. 20-foot winds.......East winds around 10 mph shifting to the southwest in the afternoon. Free winds..........Southwest 5 to 10 mph. PoP.................0 percent. Chance lightning....0 percent. .FORECAST DAYS 3 THROUGH 5... .WEDNESDAY...Mostly clear. Highs 93 to 103. Northeast winds 10 to 15 mph shifting to the southwest in the afternoon. .THURSDAY...Mostly clear. Slight chance of showers and thunderstorms. Highs 93 to 103. Northeast winds 10 to 15 mph shifting to the southwest with gusts up to 20 mph in the afternoon. .FRIDAY...Mostly clear. Highs 91 to 101. Light winds becoming southwest around 10 mph with gusts up to 20 mph in the afternoon. $$ AZZ105-250130- Marble and Glen Canyons- Including the cities of Page and Lees Ferry 135 AM MST Mon Aug 24 2026 /235 AM MDT Mon Aug 24 2026/ .TODAY... Sky/weather.........Partly cloudy then becoming mostly cloudy. Chance of showers and thunderstorms in the afternoon. Max temperature.....89-99. 24 hr trend......Little change. Min humidity........15-20 percent. 24 hr trend......Little change. 20-foot winds.......Light winds becoming west around 10 mph in the afternoon. Free winds..........Southwest 5 to 10 mph. PoP.................30 percent. Chance lightning....0 percent increasing to 30 percent in the afternoon. .TONIGHT... Sky/weather.........Mostly cloudy then becoming mostly clear. Min temperature.....66-73. 24 hr trend......Little change. Max humidity........33-53 percent. 24 hr trend......Little change. 20-foot winds.......Light winds. Free winds..........Southwest 5 to 10 mph. PoP.................0 percent. Chance lightning....10 percent. .TUESDAY... Sky/weather.........Mostly sunny. Max temperature.....91-101. 24 hr trend......Little change. Min humidity........13-18 percent. 24 hr trend......Little change. 20-foot winds.......Light winds. Free winds..........Southwest 5 to 10 mph. PoP.................0 percent. Chance lightning....0 percent. .FORECAST DAYS 3 THROUGH 5... .WEDNESDAY...Mostly clear. Highs 93 to 103. Light winds becoming southwest around 10 mph in the afternoon. .THURSDAY...Mostly clear. Highs 95 to 105. Light winds becoming southwest around 10 mph in the afternoon. .FRIDAY...Partly cloudy. Highs 93 to 103. Light winds becoming west around 10 mph in the afternoon. $$ AZZ104-250130- Kaibab Plateau- Including the cities of Jacob Lake and Fredonia 135 AM MST Mon Aug 24 2026 .TODAY... Sky/weather.........Partly cloudy then becoming mostly cloudy. Chance of showers and thunderstorms in the afternoon. Max temperature.....83-93 below 7000 feet...75-84 above 7000 feet. 24 hr trend......Little change. Min humidity........19-24 percent below 7000 feet...21-31 percent above 7000 feet. 24 hr trend......Little change. 20-foot winds.......Light winds becoming southwest around 10 mph in the afternoon. Free winds..........Southwest 5 to 10 mph. PoP.................40 percent. Chance lightning....10 percent increasing to 40 percent in the afternoon. .TONIGHT... Sky/weather.........Mostly cloudy then becoming mostly clear. Min temperature.....59-66 below 7000 feet...52-61 above 7000 feet. 24 hr trend......Little change. Max humidity........42-62 percent below 7000 feet...49-69 percent above 7000 feet. 24 hr trend......Little change. 20-foot winds.......West winds around 10 mph in the evening becoming light. Free winds..........West 5 to 15 mph. PoP.................0 percent. Chance lightning....10 percent. .TUESDAY... Sky/weather.........Mostly sunny. Max temperature.....86-96 below 7000 feet...77-86 above 7000 feet. 24 hr trend......Little change. Min humidity........15-20 percent below 7000 feet...20-25 percent above 7000 feet. 24 hr trend......Little change. 20-foot winds.......Light winds becoming southwest around 10 mph in the afternoon. Free winds..........Southwest 5 to 10 mph. PoP.................0 percent. Chance lightning....0 percent. .FORECAST DAYS 3 THROUGH 5... .WEDNESDAY...Mostly clear. Slight chance of showers and thunderstorms. Highs 87 to 97. Light winds becoming southwest around 10 mph in the afternoon. .THURSDAY...Mostly clear. Slight chance of showers and thunderstorms. Highs 89 to 99. Light winds becoming west around 10 mph with gusts up to 20 mph in the afternoon. .FRIDAY...Partly cloudy. Slight chance of showers and thunderstorms. Highs 87 to 97. Southwest winds 10 to 15 mph. $$ AZZ107-250130- Coconino Plateau- Including the city of Valle 135 AM MST Mon Aug 24 2026 /235 AM MDT Mon Aug 24 2026/ .TODAY... Sky/weather.........Partly cloudy then becoming mostly cloudy. Chance of showers and thunderstorms in the afternoon. Max temperature.....82-89 on the Plateau...94-104 at the River. 24 hr trend......Little change. Min humidity........18-28 percent. 24 hr trend......Little change. 20-foot winds.......Light winds becoming southwest around 10 mph in the afternoon. Free winds..........Southwest 5 to 15 mph. PoP.................50 percent. Chance lightning....10 percent increasing to 50 percent in the afternoon. .TONIGHT... Sky/weather.........Partly cloudy. Slight chance of showers and thunderstorms in the evening. Min temperature.....55-65 on the Plateau...65-75 at the River. 24 hr trend......Little change. Max humidity........64-84 percent on the Plateau...39-59 percent at the River. 24 hr trend......Little change. 20-foot winds.......Light winds. Free winds..........West 5 to 10 mph. PoP.................10 percent. Chance lightning....20 percent decreasing to 0 percent after midnight. .TUESDAY... Sky/weather.........Mostly sunny. Max temperature.....84-91 on the Plateau...96-106 at the River. 24 hr trend......Little change. Min humidity........19-24 percent on the Plateau...17 percent at the River. 24 hr trend......Little change. 20-foot winds.......Light winds becoming southwest around 10 mph in the afternoon. Free winds..........Southwest 5 to 10 mph. PoP.................0 percent. Chance lightning....0 percent. .FORECAST DAYS 3 THROUGH 5... .WEDNESDAY...Mostly clear. Highs 88 to 97. Light winds becoming southwest around 10 mph in the afternoon. .THURSDAY...Mostly clear. Slight chanceof showers and thunderstorms. Highs 89 to 98. Light winds becoming southwest 10 to 15 mph in the afternoon. .FRIDAY...Partly cloudy. Highs 87 to 96. Light winds becoming southwest 10 to 15 mph. $$ AZZ109-250130- Northeast Plateaus and Mesas Hwy 264 Northward- Including the cities of Keams Canyon and Kaibito 135 AM MST Mon Aug 24 2026 .TODAY... Sky/weather.........Partly cloudy. Slight chance of showers and thunderstorms in the afternoon. Max temperature.....86-93. 24 hr trend......Little change. Min humidity........18-23 percent. 24 hr trend......Little change. 20-foot winds.......Light winds becoming west around 10 mph in the afternoon. Free winds..........Northwest 5 to 10 mph shifting to the west in the afternoon. PoP.................20 percent. Chance lightning....0 percent increasing to 20 percent in the afternoon. .TONIGHT... Sky/weather.........Partly cloudy. Min temperature.....59-68. 24 hr trend......Little change. Max humidity........44-64 percent. 24 hr trend......Little change. 20-foot winds.......Light winds. Free winds..........West 10 to 20 mph shifting to the southwest 5 to 10 mph after midnight. PoP.................0 percent. Chance lightning....10 percent. .TUESDAY... Sky/weather.........Mostly sunny. Max temperature.....88-96. 24 hr trend......Little change. Min humidity........17 percent. 24 hr trend......Little change. 20-foot winds.......Light winds. Free winds..........Southwest 5 to 10 mph. PoP.................0 percent. Chance lightning....0 percent. .FORECAST DAYS 3 THROUGH 5... .WEDNESDAY...Mostly clear. Highs 90 to 97. Light winds becoming west around 10 mph in the afternoon. .THURSDAY...Mostly clear. Highs 91 to 99. Light winds becoming west around 10 mph in the afternoon. .FRIDAY...Partly cloudy. Highs 90 to 97. Light winds becoming west around 10 mph in the afternoon. $$ AZZ140-250130- Northeast Plateaus and Mesas South of Hwy 264- Including the cities of Dilkon and Kykotsmovi 135 AM MST Mon Aug 24 2026 /235 AM MDT Mon Aug 24 2026/ .TODAY... Sky/weather.........Mostly cloudy then becoming partly cloudy. Slight chance of showers and thunderstorms in the afternoon. Max temperature.....86-93. 24 hr trend......Little change. Min humidity........17-22 percent. 24 hr trend......Little change. 20-foot winds.......Light winds becoming west around 10 mph in the afternoon. Free winds..........West 5 to 10 mph. PoP.................10 percent. Chance lightning....0 percent increasing to 10 percent in the afternoon. .TONIGHT... Sky/weather.........Mostly cloudy then becoming partly cloudy. Min temperature.....Around 63. 24 hr trend......Little change. Max humidity........42-62 percent. 24 hr trend......Little change. 20-foot winds.......Northwest winds around 10 mph in the evening becoming light. Free winds..........West 10 to 20 mph shifting to the northwest 5 to 10 mph after midnight. PoP.................0 percent. Chance lightning....10 percent. .TUESDAY... Sky/weather.........Mostly sunny. Max temperature.....88-95. 24 hr trend......Little change. Min humidity........16 percent. 24 hr trend......Little change. 20-foot winds.......Light winds becoming southwest around 10 mph in the afternoon. Free winds..........South 5 to 10 mph shifting to the southwest in the afternoon. PoP.................0 percent. Chance lightning....0 percent. .FORECAST DAYS 3 THROUGH 5... .WEDNESDAY...Mostly clear. Highs 89 to 97. Light winds becoming southwest around 10 mph in the afternoon. .THURSDAY...Mostly clear. Highs 91 to 98. Southeast winds 10 to 15 mph shifting to the west in the afternoon. .FRIDAY...Partly cloudy. Highs 89 to 97. Light winds becoming west around 10 mph in the afternoon. $$ AZZ110-250130- Chinle Valley- Including the cities of Canyon De Chelly, Chinle, and Kayenta 235 AM MDT Mon Aug 24 2026 .TODAY... Sky/weather.........Mostly cloudy then becoming partly cloudy. Slight chance of showers and thunderstorms in the afternoon. Max temperature.....86-93. 24 hr trend......Little change. Min humidity........20 percent. 24 hr trend......Little change. 20-foot winds.......Light winds becoming west around 10 mph in the afternoon. Free winds..........Northwest 5 to 10 mph. PoP.................10 percent. Chance lightning....0 percent increasing to 10 percent in the afternoon. .TONIGHT... Sky/weather.........Mostly cloudy then becoming partly cloudy. Min temperature.....60-67. 24 hr trend......Little change. Max humidity........46-66 percent. 24 hr trend......Little change. 20-foot winds.......West winds around 10 mph in the evening becoming light. Free winds..........Northwest 10 to 20 mph shifting to the east 5 to 10 mph after midnight. PoP.................0 percent. Chance lightning....10 percent. .TUESDAY... Sky/weather.........Mostly sunny. Max temperature.....88-95. 24 hr trend......Little change. Min humidity........18 percent. 24 hr trend......Little change. 20-foot winds.......Light winds becoming west around 10 mph in the afternoon. Free winds..........Southwest 5 to 10 mph. PoP.................0 percent. Chance lightning....0 percent. .FORECAST DAYS 3 THROUGH 5... .WEDNESDAY...Partly cloudy. Highs 89 to 96. Light winds becoming northwest around 10 mph in the afternoon. .THURSDAY...Mostly clear. Highs 91 to 98. Light winds becoming northwest around 10 mph in the afternoon. .FRIDAY...Partly cloudy. Highs 90 to 97. Light winds becoming west around 10 mph in the afternoon. $$ AZZ111-250130- Chuska Mountains and Defiance Plateau- Including the cities of Window Rock and Ganado 135 AM MST Mon Aug 24 2026 /235 AM MDT Mon Aug 24 2026/ .TODAY... Sky/weather.........Mostly cloudy. Slight chance of showers and thunderstorms in the afternoon. Max temperature.....81-91. 24 hr trend......Little change. Min humidity........17-22 percent. 24 hr trend......Little change. 20-foot winds.......Light winds becoming west around 10 mph in the afternoon. Free winds..........West 5 to 10 mph. PoP.................20 percent. Chance lightning....0 percent increasing to 20 percent in the afternoon. Mixing height.......4400 ft AGL increasing to 12700 ft AGL in the afternoon. Transport winds.....West 5 to 10 knots. Max Ventilation.....Excellent. .TONIGHT... Sky/weather.........Mostly cloudy then becoming partly cloudy. Min temperature.....56-66. 24 hr trend......Little change. Max humidity........46-66 percent. 24 hr trend......Little change. 20-foot winds.......Northwest winds around 10 mph in the evening becoming light. Free winds..........West 10 to 20 mph shifting to the north 5 to 10 mph after midnight. PoP.................0 percent. Chance lightning....10 percent. .TUESDAY... Sky/weather.........Partly cloudy. Slight chance of showers and thunderstorms in the afternoon. Max temperature.....83-93. 24 hr trend......Little change. Min humidity........15-20 percent. 24 hrtrend......Little change. 20-foot winds.......Light winds becoming west around 10 mph in the afternoon. Free winds..........Southwest 5 to 10 mph. PoP.................10 percent. Chance lightning....0 percent increasing to 10 percent in the afternoon. Mixing height.......4800 ft AGL increasing to 12900 ft AGL in the afternoon. Transport winds.....Southeast around 5 knots shifting to the southwest in the afternoon. Max Ventilation.....Excellent. .FORECAST DAYS 3 THROUGH 5... .WEDNESDAY...Partly cloudy. Slight chance of showers and thunderstorms. Highs 83 to 93. Light winds becoming west around 10 mph in the afternoon. .THURSDAY...Partly cloudy. Slight chance of showers and thunderstorms. Highs 84 to 94. Southeast winds 10 to 15 mph shifting to the west in the afternoon. .FRIDAY...Partly cloudy. Highs 84 to 94. Light winds becoming west around 10 mph in the afternoon. $$ AZZ139-250130- Black Mesa Area- 135 AM MST Mon Aug 24 2026 /235 AM MDT Mon Aug 24 2026/ .TODAY... Sky/weather.........Mostly cloudy. Chance of showers and thunderstorms in the afternoon. Max temperature.....81-88. 24 hr trend......Little change. Min humidity........22 percent. 24 hr trend......Little change. 20-foot winds.......Light winds. Free winds..........North 5 to 10 mph shifting to the west in the afternoon. PoP.................30 percent. Chance lightning....0 percent increasing to 30 percent in the afternoon. .TONIGHT... Sky/weather.........Mostly cloudy then becoming mostly clear. Min temperature.....59-66. 24 hr trend......Little change. Max humidity........40-60 percent. 24 hr trend......Little change. 20-foot winds.......Light winds. Free winds..........West 10 to 20 mph shifting to the south 5 to 10 mph after midnight. PoP.................0 percent. Chance lightning....10 percent. .TUESDAY... Sky/weather.........Partly cloudy. Max temperature.....83-90. 24 hr trend......Little change. Min humidity........19 percent. 24 hr trend......Little change. 20-foot winds.......Light winds. Free winds..........Southwest 5 to 10 mph. PoP.................0 percent. Chance lightning....0 percent. .FORECAST DAYS 3 THROUGH 5... .WEDNESDAY...Partly cloudy. Highs 84 to 91. Light winds becoming west around 10 mph in the afternoon. .THURSDAY...Partly cloudy. Slight chance of showers and thunderstorms. Highs 86 to 93. Light winds becoming west around 10 mph in the afternoon. .FRIDAY...Partly cloudy. Highs 85 to 92. Light winds becoming west around 10 mph in the afternoon. $$ AZZ112-250130- Little Colorado River Valley in Coconino County- Including the cities of Wupatki National Monument and Tuba City 135 AM MST Mon Aug 24 2026 /235 AM MDT Mon Aug 24 2026/ .TODAY... Sky/weather.........Mostly cloudy. Slight chance of rain showers in the morning, then chance of showers and thunderstorms in the afternoon. Max temperature.....86-96. 24 hr trend......Little change. Min humidity........19-24 percent. 24 hr trend......Little change. 20-foot winds.......Light winds becoming west around 10 mph in the afternoon. Free winds..........North 5 to 10 mph shifting to the southwest in the afternoon. PoP.................30 percent. Chance lightning....10 percent increasing to 30 percent in the afternoon. .TONIGHT... Sky/weather.........Partly cloudy. Min temperature.....60-65. 24 hr trend......Little change. Max humidity........51-71 percent. 24 hr trend......Little change. 20-foot winds.......West winds around 10 mph in the evening becoming light. Free winds..........West 5 to 10 mph. PoP.................0 percent. Chance lightning....10 percent. .TUESDAY... Sky/weather.........Mostly sunny. Max temperature.....88-98. 24 hr trend......Little change. Min humidity........15-20 percent. 24 hr trend......Little change. 20-foot winds.......Light winds becoming south around 10 mph in the afternoon. Free winds..........South 5 to 10 mph. PoP.................10 percent. Chance lightning....0 percent increasing to 10 percent in the afternoon. .FORECAST DAYS 3 THROUGH 5... .WEDNESDAY...Mostly clear. Slight chance of showers and thunderstorms. Highs 91 to 101. Light winds becoming south around 10 mph in the afternoon. .THURSDAY...Mostly clear. Slight chance of showers and thunderstorms. Highs 93 to 103. Light winds becoming southwest around 10 mph in the afternoon. .FRIDAY...Partly cloudy. Highs 91 to 101. Light winds becoming southwest around 10 mph in the afternoon. $$ AZZ113-250130- Little Colorado River Valley in Navajo County- Including the cities of Winslow, Holbrook, and Snowflake 135 AM MST Mon Aug 24 2026 /235 AM MDT Mon Aug 24 2026/ .TODAY... Sky/weather.........Mostly cloudy. Slight chance of showers through the day. Slight chance of thunderstorms in the afternoon. Max temperature.....88-94. 24 hr trend......Little change. Min humidity........17-22 percent. 24 hr trend......Little change. 20-foot winds.......Light winds becoming northwest around 10 mph in the afternoon. Free winds..........Northwest 5 to 10 mph. PoP.................20 percent. Chance lightning....10 percent increasing to 20 percent in the afternoon. Mixing height.......2800 ft AGL increasing to 7500 ft AGL in the afternoon. Transport winds.....West 5 to 10 knots. Max Ventilation.....Good. .TONIGHT... Sky/weather.........Partly cloudy. Min temperature.....60-65. 24 hr trend......Little change. Max humidity........52-72 percent. 24 hr trend......Little change. 20-foot winds.......West winds around 10 mph in the evening becoming light. Free winds..........Northwest 5 to 10 mph shifting to the northeast after midnight. PoP.................0 percent. Chance lightning....10 percent. .TUESDAY... Sky/weather.........Mostly sunny. Slight chance of showers and thunderstorms in the afternoon. Max temperature.....90-96. 24 hr trend......Little change. Min humidity........14-19 percent. 24 hr trend......Little change. 20-foot winds.......Light winds becoming west around 10 mph in the afternoon. Free winds..........South 5 to 10 mph shifting to the southwest in the afternoon. PoP.................10 percent. Chance lightning....0 percent increasing to 10 percent in the afternoon. Mixing height.......1800 ft AGL increasing to 10200 ft AGL in the afternoon. Transport winds.....South 5 to 10 knots. Max Ventilation.....Very good. .FORECAST DAYS 3 THROUGH 5... .WEDNESDAY...Mostly clear. Slight chance of showers and thunderstorms. Highs 91 to 98. Light winds becoming west around 10 mph in the afternoon. .THURSDAY...Partly cloudy. Slight chance of showers and thunderstorms. Highs 93 to 100. Light winds becoming west around 10 mph in the afternoon. .FRIDAY...Partly cloudy. Slight chance of showers and thunderstorms. Highs 91 to 98. Light winds becoming west around 10 mph in the afternoon. $$ AZZ114-250130- Little Colorado River Valley in Apache County- Including the cities of St. Johns and Springerville135 AM MST Mon Aug 24 2026 /235 AM MDT Mon Aug 24 2026/ .TODAY... Sky/weather.........Partly cloudy then becoming mostly cloudy. Slight chance of showers and thunderstorms in the afternoon. Max temperature.....84-94. 24 hr trend......Little change. Min humidity........16-21 percent. 24 hr trend......Little change. 20-foot winds.......Light winds becoming west around 10 mph in the afternoon. Free winds..........Northeast around 5 mph shifting to the southwest in the afternoon. PoP.................20 percent. Chance lightning....0 percent increasing to 20 percent in the afternoon. .TONIGHT... Sky/weather.........Mostly cloudy then becoming partly cloudy. Min temperature.....Around 63 below 7000 feet...around 60 above 7000 feet. 24 hr trend......Little change. Max humidity........47-67 percent. 24 hr trend......Little change. 20-foot winds.......Northwest winds around 10 mph in the evening becoming light. Free winds..........Northwest 5 to 10 mph shifting to the north after midnight. PoP.................0 percent. Chance lightning....0 percent. .TUESDAY... Sky/weather.........Mostly sunny. Slight chance of showers and thunderstorms in the afternoon. Max temperature.....86-96. 24 hr trend......Little change. Min humidity........13-18 percent. 24 hr trend......Little change. 20-foot winds.......Light winds becoming west around 10 mph in the afternoon. Free winds..........South 5 to 10 mph shifting to the southwest in the afternoon. PoP.................20 percent. Chance lightning....0 percent increasing to 20 percent in the afternoon. .FORECAST DAYS 3 THROUGH 5... .WEDNESDAY...Partly cloudy. Slight chance of showers and thunderstorms. Highs 87 to 97. Light winds becoming southeast around 10 mph in the morning, then shifting to the west in the afternoon. .THURSDAY...Partly cloudy. Slight chance of showers and thunderstorms. Highs 88 to 98. South winds 10 to 15 mph shifting to the west in the afternoon. .FRIDAY...Partly cloudy. Highs 87 to 97. South winds around 10 mph early in the morning becoming light, then becoming west around 10 mph in the afternoon. $$ AZZ116-250130- Eastern Mogollon Rim- Including the cities of Heber, Happy Jack, and Forest Lakes 135 AM MST Mon Aug 24 2026 .TODAY... Sky/weather.........Mostly cloudy. Slight chance of showers and thunderstorms in the morning, then chance of showers and thunderstorms in the afternoon. Max temperature.....86-95 below 5000 feet...82-92 above 5000 feet. 24 hr trend......Little change. Min humidity........19-29 percent. 24 hr trend......Little change. 20-foot winds.......Light winds becoming north around 10 mph in the afternoon. Free winds..........Northeast 5 to 10 mph shifting to the northwest in the afternoon. PoP.................40 percent. Chance lightning....10 percent increasing to 40 percent in the afternoon. .TONIGHT... Sky/weather.........Partly cloudy. Min temperature.....61-68 below 5000 feet...57-64 above 5000 feet. 24 hr trend......Little change. Max humidity........42-62 percent below 5000 feet...49-69 percent above 5000 feet. 24 hr trend......Little change. 20-foot winds.......Light winds. Free winds..........North 5 to 10 mph shifting to the northeast after midnight. PoP.................0 percent. Chance lightning....10 percent decreasing to 0 percent after midnight. .TUESDAY... Sky/weather.........Mostly sunny. Slight chance of showers and thunderstorms in the afternoon. Max temperature.....89-97 below 5000 feet...85-94 above 5000 feet. 24 hr trend......Little change. Min humidity........17-22 percent. 24 hr trend......Little change. 20-foot winds.......Northeast winds around 10 mph shifting to the southwest in the afternoon. Free winds..........Southwest 5 to 15 mph. PoP.................20 percent. Chance lightning....0 percent increasing to 20 percent in the afternoon. .FORECAST DAYS 3 THROUGH 5... .WEDNESDAY...Mostly clear. Chance of showers and thunderstorms. Highs 85 to 95. Light winds becoming northeast around 10 mph in the morning, then shifting to the west in the afternoon. .THURSDAY...Partly cloudy. Slight chance of showers and thunderstorms. Highs 86 to 96. Light winds becoming west 10 to 15 mph. .FRIDAY...Partly cloudy. Slight chance of showers and thunderstorms. Highs 84 to 94. Light winds. Gusts up to 15 mph in the afternoon. $$ AZZ117-250130- White Mountains- Including the cities of Show Low, Greer, and Pinetop 135 AM MST Mon Aug 24 2026 .TODAY... Sky/weather.........Partly cloudy then becoming mostly cloudy. Slight chance of showers and thunderstorms in the afternoon. Max temperature.....84-93 below 7000 feet...75-85 above 7000 feet. 24 hr trend......Little change. Min humidity........15-20 percent below 7000 feet...20-30 percent above 7000 feet. 24 hr trend......Little change. 20-foot winds.......Light winds. Free winds..........Southeast 5 to 10 mph shifting to the southwest in the afternoon. PoP.................10 percent. Chance lightning....0 percent increasing to 10 percent in the afternoon. Mixing height.......4700 ft AGL increasing to 11900 ft AGL in the afternoon. Transport winds.....East around 5 knots shifting to the south in the afternoon. Max Ventilation.....Very good. .TONIGHT... Sky/weather.........Mostly cloudy then becoming partly cloudy. Min temperature.....59-65 below 7000 feet...49-59 above 7000 feet. 24 hr trend......Little change. Max humidity........44-64 percent below 7000 feet...58-78 percent above 7000 feet. 24 hr trend......Little change. 20-foot winds.......Northeast winds 10 to 15 mph. Free winds..........Northwest 5 to 10 mph shifting to the east after midnight. PoP.................0 percent. Chance lightning....0 percent. .TUESDAY... Sky/weather.........Mostly sunny then becoming mostly cloudy. Slight chance of showers and thunderstorms in the afternoon. Max temperature.....86-94 below 7000 feet...76-86 above 7000 feet. 24 hr trend......Little change. Min humidity........13-18 percent below 7000 feet...19-24 percent above 7000 feet. 24 hr trend......Little change. 20-foot winds.......Light winds. Free winds..........South 5 to 10 mph. PoP.................20 percent. Chance lightning....0 percent increasing to 20 percent in the afternoon. Mixing height.......4900 ft AGL increasing to 13500 ft AGL in the afternoon. Transport winds.....Southeast around 5 knots shifting to the south in the afternoon. Max Ventilation.....Excellent. .FORECAST DAYS 3 THROUGH 5... .WEDNESDAY...Partly cloudy. Chance of showers and thunderstorms. Highs 84 to 94. East winds 10 to 15 mph shifting to the west in the afternoon. .THURSDAY...Partly cloudy. Chance of showers and thunderstorms. Highs 84 to 94. Light winds becoming south around 10 mph in the morning, then shifting to the west in the afternoon. .FRIDAY...Partly cloudy. Chance of showers and thunderstorms. Highs 83 to 93. Light winds. $$ AZZ118-250130- Northern Gila County- Including the cities of Payson, Strawberry, and Young 135 AM MST Mon Aug 24 2026 .TODAY... Sky/weather.........Mostly cloudy then becoming partly cloudy. Slight chance of rain showers through the day. Slight chance of thunderstorms in the afternoon. Max temperature.....93-103 below 5000 feet...87-96 above 5000 feet. 24 hr trend......Little change. Min humidity........16-21 percent. 24 hr trend......Little change. 20-foot winds.......Light winds becoming west around 10 mph in the afternoon. Free winds..........Northeast 5 to 10 mph shifting to the southwest in the afternoon. PoP.................10 percent. Chance lightning....10 percent. .TONIGHT... Sky/weather.........Partly cloudy. Min temperature.....65-75 below 5000 feet...59-69 above 5000 feet. 24 hr trend......Little change. Max humidity........40-60 percent below 5000 feet...52-72 percent above 5000 feet. 24 hr trend......Little change. 20-foot winds.......North winds 10 to 15 mph. Free winds..........Northwest 5 to 10 mph shifting to the northeast after midnight. PoP.................0 percent. Chance lightning....10 percent. .TUESDAY... Sky/weather.........Mostly sunny. Max temperature.....95-105 below 5000 feet...89-98 above 5000 feet. 24 hr trend......Little change. Min humidity........14-19 percent. 24 hr trend......Little change. 20-foot winds.......Northeast winds around 10 mph shifting to the southwest in the afternoon. Free winds..........Southwest 5 to 10 mph. PoP.................0 percent. Chance lightning....0 percent. .FORECAST DAYS 3 THROUGH 5... .WEDNESDAY...Mostly clear. Slight chance of showers and thunderstorms. Highs 95 to 105. Northeast winds 10 to 15 mph shifting to the west in the afternoon. .THURSDAY...Partly cloudy. Slight chance of showers and thunderstorms. Highs 95 to 105. Northeast winds 10 to 15 mph shifting to the southwest in the afternoon. .FRIDAY...Mostly clear. Highs 94 to 104. Light winds becoming southwest around 10 mph in the afternoon. $$ .6 TO 10 DAY OUTLOOK FOR AUG 29 - SEP 02, 2026... Above normal temperatures and near normal precipitation. = $$ VENTILATION...Transport wind and mixing height are based on the following points. ZONE 115...Williams.......6750 FT MSL. ZONE 106...Tusayan........6606 FT MSL. ZONE 108...Prescott.......5052 FT MSL. ZONE 111...Window Rock....6739 FT MSL. ZONE 113...Winslow........4883 FT MSL. ZONE 117...Whiteriver.....5225 FT MSL. Ventilation categories are determined by criteria established by each state. $$