Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Flagstaff, AZ
Issued by NWS Flagstaff, AZ
183
FNUS55 KFGZ 180741
FWFFGZ
Fire Weather Planning Forecast for northern Arizona
National Weather Service Flagstaff AZ
1241 AM MST Thu Sep 18 2025
+++ Thunderstorms imply strong gusty and erratic winds +++
+++ 20-foot wind forecast of `light winds` indicates mainly
terrain driven winds +++
+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
.DISCUSSION...Today and Friday...Scattered showers and
thunderstorms moving from south to north today, becoming more
widespread tonight and Friday. Wetting rain is likely. Generally
light winds, trending southwesterly 5 to 15 mph.
Saturday through Monday...Scattered showers and thunderstorms
continue on Saturday, turning warmer and drying for Sunday and
Monday. Winds mainly light.
AZZ115-190115-
Western Mogollon Rim (Fire Weather Zone 115)-
Including the cities of Flagstaff, Williams, and Munds Park
1241 AM MST Thu Sep 18 2025
.TODAY...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Slight chance of showers and thunderstorms in
the afternoon.
Max temperature.....72-82.
24 hr trend......Little change.
Min humidity........11-16 percent.
24 hr trend......6 percent wetter.
20-foot winds.......Light winds becoming south around 10 mph in the
afternoon.
Free winds..........Southeast around 5 mph increasing to south 10
to 20 mph in the afternoon.
PoP.................20 percent.
Mixing height.......5600 ft AGL.
Transport winds.....South 5 to 10 knots.
Max Ventilation.....Very good.
.TONIGHT...
Sky/weather.........Mostly cloudy. Chance of rain showers in the
evening. Slight chance of thunderstorms through
the night. Rain showers likely after midnight.
Patchy fog after midnight.
Min temperature.....40-50.
24 hr trend......Little change.
Max humidity........80-100 percent.
24 hr trend......30 percent wetter.
20-foot winds.......Southwest winds 10 to 15 mph.
Free winds..........South 10 to 20 mph increasing to southwest 20
to 30 mph after midnight.
PoP.................50 percent.
.FRIDAY...
Sky/weather.........Mostly cloudy. Slight chance of thunderstorms
in the morning. Rain showers likely through the
day. Chance of thunderstorms in the afternoon.
Max temperature.....68-78.
24 hr trend......Little change.
Min humidity........33-43 percent.
24 hr trend......22 percent wetter.
20-foot winds.......Southwest winds 10 to 15 mph. Gusts up to 25
mph in the afternoon.
Free winds..........Southwest 20 to 30 mph.
PoP.................60 percent.
Mixing height.......3100 ft AGL increasing to 7300 ft AGL in the
afternoon.
Transport winds.....Southwest around 10 knots increasing to around
20 knots in the afternoon.
Max Ventilation.....Excellent.
.FORECAST DAYS 3 THROUGH 5...
.SATURDAY...Mostly clear. Slight chance of showers and
thunderstorms. Highs 70 to 80. Light winds becoming southwest
10 to 15 mph with gusts up to 20 mph.
.SUNDAY...Mostly clear. Slight chance of showers and
thunderstorms. Highs 71 to 81. Light winds becoming west 10 to
15 mph with gusts up to 20 mph.
.MONDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Highs 72 to 82. Light winds becoming northwest
around 10 mph in the afternoon.
$$
AZZ106-190115-
Grand Canyon Country (Fire Weather Zone 106)-
Including the cities of Grand Canyon Village, Supai,
and North Rim
1241 AM MST Thu Sep 18 2025
.TODAY...
Sky/weather.........Partly cloudy.
Max temperature.....87-97 at the River...74-84 at the Rim.
24 hr trend......Little change.
Min humidity........10 percent at the River...13 percent at the
Rim.
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.................0 percent.
Mixing height.......3500 ft AGL increasing to 8300 ft AGL in the
afternoon.
Transport winds.....Southeast 5 to 10 knots.
Max Ventilation.....Good.
.TONIGHT...
Sky/weather.........Mostly cloudy. Chance of rain showers and
slight chance of thunderstorms.
Min temperature.....62-68 at the River...48-58 at the Rim.
24 hr trend......Little change.
Max humidity........44-64 percent at the River...66-86 percent at
the Rim.
24 hr trend......39 percent wetter.
20-foot winds.......South winds 10 to 15 mph.
Free winds..........South 15 to 25 mph.
PoP.................40 percent.
.FRIDAY...
Sky/weather.........Mostly cloudy. Rain showers likely and slight
chance of thunderstorms in the morning, then
chance of showers and thunderstorms in the
afternoon.
Max temperature.....82-92 at the River...69-79 at the Rim.
24 hr trend......Little change.
Min humidity........20-30 percent at the River...31-41 percent at
the Rim.
24 hr trend......21 percent wetter.
20-foot winds.......Southwest winds 10 to 15 mph. Gusts up to 20
mph in the afternoon.
Free winds..........Southwest 15 to 25 mph.
PoP.................60 percent.
Mixing height.......3100 ft AGL increasing to 9900 ft AGL in the
afternoon.
Transport winds.....Southwest around 10 knots increasing to around
20 knots in the afternoon.
Max Ventilation.....Excellent.
.FORECAST DAYS 3 THROUGH 5...
.SATURDAY...Mostly clear. Slight chance of showers and
thunderstorms. Highs 79 to 89. Light winds becoming southwest
10 to 15 mph.
.SUNDAY...Mostly clear. Slight chance of showers and
thunderstorms. Highs 81 to 91. Light winds becoming west around
10 mph in the afternoon.
.MONDAY...Mostly clear. Highs 83 to 93. Light winds.
$$
AZZ108-190115-
Yavapai County Mountains (Fire Weather Zone 108)-
Including the cities of Prescott, Seligman, Ash Fork,
and Crown King
1241 AM MST Thu Sep 18 2025
.TODAY...
Sky/weather.........Mostly cloudy. Slight chance of rain showers in
the morning, then chance of showers and
thunderstorms in the afternoon.
Max temperature.....Around 79 below 5000 feet...around 76 above
5000 feet.
24 hr trend......6 degrees cooler.
Min humidity........20-30 percent.
24 hr trend......16 percent wetter.
20-foot winds.......Light winds becoming southwest around 10 mph in
the afternoon.
Free winds..........Southeast 5 to 10 mph shifting to the south 10
to 20 mph in the afternoon.
PoP.................40 percent.
Mixing height.......2500 ft AGL.
Transport winds.....Southeast 5 to 10 knots.
Max Ventilation.....Fair.
.TONIGHT...
Sky/weather.........Mostly cloudy. Chance of rain showers in the
evening. Chance of thunderstorms through the
night. Rain showers likely after midnight.
Min temperature.....49-59.
24 hr trend......Little change.
Max humidity........80-100 percent.
24 hr trend......24 percent wetter.
20-foot winds.......Southeast winds 10 to 15 mph.
Free winds..........South 10 to 20 mph increasing to southwest 20
to 30 mph after midnight.
PoP.................60 percent.
.FRIDAY...
Sky/weather.........Mostly cloudy. Slight chance of thunderstorms
in the morning. Rain showers likely through the
day. Chance of thunderstorms in the afternoon.
Max temperature.....Around 79 below 5000 feet...around 73 above
5000 feet.
24 hr trend......Little change.
Min humidity........46 percent below 5000 feet...51 percent above
5000 feet.
24 hr trend......11 percent wetter.
20-foot winds.......South winds 10 to 15 mph. Gusts up to 25 mph in
the afternoon.
Free winds..........Southwest 15 to 25 mph.
PoP.................60 percent.
Mixing height.......2300 ft AGL increasing to 5800 ft AGL in the
afternoon.
Transport winds.....South around 5 knots increasing to southwest
around 15 knots in the afternoon.
Max Ventilation.....Excellent.
.FORECAST DAYS 3 THROUGH 5...
.SATURDAY...Mostly clear. Slight chance of showers and
thunderstorms. Highs 75 to 84. Light winds becoming south 10 to
15 mph. Gusts up to 20 mph.
.SUNDAY...Mostly clear. Slight chance of showers and
thunderstorms. Highs 76 to 85. Light winds becoming west 10 to
15 mph with gusts up to 20 mph.
.MONDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Highs 78 to 87. Light winds.
$$
AZZ137-190115-
Yavapai County Valleys and Basins (Fire Weather Zone 137)-
Including the cities of Cottonwood, Camp Verde, Cordes Junction,
and Bagdad
1241 AM MST Thu Sep 18 2025
.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.....81-91.
24 hr trend......6 degrees cooler.
Min humidity........23-33 percent.
24 hr trend......15 percent wetter.
20-foot winds.......Light winds becoming southwest around 10 mph in
the afternoon.
Free winds..........South 10 to 20 mph.
PoP.................40 percent.
.TONIGHT...
Sky/weather.........Mostly cloudy. Chance of showers and
thunderstorms in the evening, then rain showers
likely and slight chance of thunderstorms after
midnight.
Min temperature.....53-63.
24 hr trend......Little change.
Max humidity........78-98 percent.
24 hr trend......13 percent wetter.
20-foot winds.......North winds around 10 mph in the evening
becoming light.
Free winds..........South 20 to 30 mph.
PoP.................60 percent.
.FRIDAY...
Sky/weather.........Mostly cloudy. Slight chance of thunderstorms
in the morning. Chance of rain showers through
the day. Chance of thunderstorms in the
afternoon.
Max temperature.....82-92.
24 hr trend......Little change.
Min humidity........32-42 percent.
24 hr trend......6 percent wetter.
20-foot winds.......Southeast winds around 10 mph shifting to the
south with gusts up to 20 mph in the afternoon.
Free winds..........Southwest 15 to 25 mph.
PoP.................50 percent.
.FORECAST DAYS 3 THROUGH 5...
.SATURDAY...Mostly clear. Slight chance of showers and
thunderstorms. Highs 84 to 94. Light winds becoming southeast
around 10 mph in the morning, then shifting to the southwest with
gusts up to 20 mph in the afternoon.
.SUNDAY...Mostly clear. Slight chance of showers and
thunderstorms. Highs 85 to 95. Light winds becoming west around
10 mph in the afternoon.
.MONDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Highs 86 to 96. Light winds.
$$
AZZ138-190115-
Oak Creek and Sycamore Canyons (Fire Weather Zone 138)-
Including the cities of Sedona and Village of Oak Creek
1241 AM MST Thu Sep 18 2025
.TODAY...
Sky/weather.........Mostly cloudy. Chance of showers and
thunderstorms in the afternoon.
Max temperature.....78-88.
24 hr trend......Little change.
Min humidity........18-28 percent.
24 hr trend......12 percent wetter.
20-foot winds.......Light winds becoming south around 10 mph in the
afternoon.
Free winds..........Southeast 5 to 15 mph.
PoP.................20 percent.
.TONIGHT...
Sky/weather.........Mostly cloudy. Chance of rain showers in the
evening. Chance of thunderstorms through the
night. Rain showers likely after midnight.
Min temperature.....59-64 below 5000 feet...52-62 above 5000 feet.
24 hr trend......Little change.
Max humidity........58-78 percent below 5000 feet...73-93 percent
above 5000 feet.
24 hr trend......18 percent wetter.
20-foot winds.......Southeast winds around 10 mph in the evening
becoming light.
Free winds..........South 15 to 25 mph.
PoP.................50 percent.
.FRIDAY...
Sky/weather.........Mostly cloudy. Slight chance of thunderstorms
in the morning. Rain showers likely through the
day. Chance of thunderstorms in the afternoon.
Max temperature.....74-84.
24 hr trend......Little change.
Min humidity........35-45 percent.
24 hr trend......15 percent wetter.
20-foot winds.......Southeast winds around 10 mph shifting to the
south with gusts up to 20 mph in the afternoon.
Free winds..........Southwest 15 to 25 mph.
PoP.................60 percent.
.FORECAST DAYS 3 THROUGH 5...
.SATURDAY...Mostly clear. Slight chance of showers and
thunderstorms. Highs 77 to 87. Light winds becoming southwest
around 10 mph with gusts up to 20 mph in the afternoon.
.SUNDAY...Mostly clear. Slight chance of showers and
thunderstorms. Highs 77 to 87. Light winds becoming west 10 to
15 mph with gusts up to 20 mph.
.MONDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Highs 80 to 90. Light winds.
$$
AZZ105-190115-
Marble and Glen Canyons (Fire Weather Zone 105)-
Including the cities of Page and Lees Ferry
1241 AM MST Thu Sep 18 2025 /141 AM MDT Thu Sep 18 2025/
.TODAY...
Sky/weather.........Partly cloudy.
Max temperature.....81-90.
24 hr trend......Little change.
Min humidity........10 percent.
24 hr trend......Little change.
20-foot winds.......Light winds becoming northeast around 10 mph in
the afternoon.
Free winds..........South 5 to 10 mph.
PoP.................0 percent.
.TONIGHT...
Sky/weather.........Mostly cloudy. Slight chance of showers and
thunderstorms after midnight.
Min temperature.....60-68.
24 hr trend......Little change.
Max humidity........32-52 percent.
24 hr trend......17 percent wetter.
20-foot winds.......South winds around 10 mph in the evening
becoming light.
Free winds..........South 10 to 20 mph.
PoP.................20 percent.
.FRIDAY...
Sky/weather.........Mostly cloudy. Slight chance of thunderstorms
in the morning. Chance of rain showers through
the day. Chance of thunderstorms in the
afternoon.
Max temperature.....79-88.
24 hr trend......Little change.
Min humidity........20-25 percent.
24 hr trend......14 percent wetter.
20-foot winds.......Light winds becoming west around 10 mph in the
afternoon.
Free winds..........Southwest 5 to 15 mph increasing to 15 to 25
mph in the afternoon.
PoP.................50 percent.
.FORECAST DAYS 3 THROUGH 5...
.SATURDAY...Mostly clear. Highs 80 to 89. Light winds becoming
west around 10 mph in the afternoon.
.SUNDAY...Mostly clear. Highs 80 to 90. Light winds becoming west
around 10 mph in the afternoon.
.MONDAY...Mostly clear. Highs 82 to 90. Light winds.
$$
AZZ104-190115-
Kaibab Plateau (Fire Weather Zone 104)-
Including the cities of Jacob Lake and Fredonia
1241 AM MST Thu Sep 18 2025
.TODAY...
Sky/weather.........Partly cloudy.
Max temperature.....78-88 below 7000 feet...72-79 above 7000 feet.
24 hr trend......Little change.
Min humidity........9-14 percent.
24 hr trend......Little change.
20-foot winds.......East winds 10 to 15 mph.
Free winds..........Southeast 5 to 10 mph.
PoP.................0 percent.
.TONIGHT...
Sky/weather.........Mostly cloudy. Slight chance of thunderstorms
through the night. Chance of rain showers after
midnight.
Min temperature.....51-61 below 7000 feet...44-52 above 7000 feet.
24 hr trend......Little change.
Max humidity........53-73 percent below 7000 feet...79-99 percent
above 7000 feet.
24 hr trend......34 percent wetter.
20-foot winds.......Southwest winds 10 to 15 mph.
Free winds..........South 15 to 25 mph.
PoP.................30 percent.
.FRIDAY...
Sky/weather.........Mostly cloudy. Rain showers likely and slight
chance of thunderstorms in the morning, then
chance of showers and thunderstorms in the
afternoon.
Max temperature.....74-82 below 7000 feet...67-74 above 7000 feet.
24 hr trend......Little change.
Min humidity........21-31 percent below 7000 feet...30-40 percent
above 7000 feet.
24 hr trend......20 percent wetter.
20-foot winds.......Southwest winds 10 to 15 mph. Gusts up to 20
mph in the afternoon.
Free winds..........Southwest 15 to 25 mph.
PoP.................60 percent.
.FORECAST DAYS 3 THROUGH 5...
.SATURDAY...Mostly clear. Slight chance of showers and
thunderstorms. Highs 73 to 83. Light winds becoming southwest
10 to 15 mph. Gusts up to 20 mph.
.SUNDAY...Mostly clear. Slight chance of showers and
thunderstorms. Highs 73 to 83. Light winds becoming west 10 to
15 mph.
.MONDAY...Mostly clear. Highs 76 to 86. Light winds becoming
northwest around 10 mph in the afternoon.
$$
AZZ107-190115-
Coconino Plateau (Fire Weather Zone 107)-
Including the city of Valle
1241 AM MST Thu Sep 18 2025 /141 AM MDT Thu Sep 18 2025/
.TODAY...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Slight chance of showers and thunderstorms in
the afternoon.
Max temperature.....77-84 on the Plateau...87-95 at the River.
24 hr trend......Little change.
Min humidity........10-15 percent.
24 hr trend......7 percent wetter.
20-foot winds.......Light winds becoming south around 10 mph with
gusts up to 20 mph in the afternoon.
Free winds..........Southeast 5 to 10 mph increasing to 10 to 20
mph in the afternoon.
PoP.................10 percent.
.TONIGHT...
Sky/weather.........Mostly cloudy. Chance of showers and
thunderstorms in the evening, then rain showers
likely and slight chance of thunderstorms after
midnight.
Min temperature.....47-57 on the Plateau...60-68 at the River.
24 hr trend......Little change.
Max humidity........80-100 percent on the Plateau...49-69 percent
at the River.
24 hr trend......47 percent wetter.
20-foot winds.......South winds 10 to 15 mph.
Free winds..........South 15 to 25 mph.
PoP.................60 percent.
.FRIDAY...
Sky/weather.........Mostly cloudy. Slight chance of thunderstorms
in the morning. Rain showers likely through the
day. Chance of thunderstorms in the afternoon.
Max temperature.....73-80 on the Plateau...83-91 at the River.
24 hr trend......Little change.
Min humidity........31-41 percent on the Plateau...29 percent at
the River.
24 hr trend......20 percent wetter.
20-foot winds.......South winds 10 to 15 mph. Gusts up to 25 mph in
the afternoon.
Free winds..........Southwest 20 to 30 mph.
PoP.................60 percent.
.FORECAST DAYS 3 THROUGH 5...
.SATURDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Highs 74 to 84. Southwest winds 10 to 15 mph with
gusts up to 20 mph.
.SUNDAY...Mostly clear. Slight chance of showers and
thunderstorms. Highs 75 to 84. Light winds becoming west around
10 mph with gusts up to 20 mph in the afternoon.
.MONDAY...Mostly clear. Slight chance of showers and
thunderstorms. Highs 77 to 87. Light winds. Gusts up to 15 mph in
the afternoon.
$$
AZZ109-190115-
Northeast Plateau And Mesas Hwy 264 Northward (Fire Weather Zone
109)-
Including the cities of Keams Canyon and Kaibito
1241 AM MST Thu Sep 18 2025
.TODAY...
Sky/weather.........Partly cloudy.
Max temperature.....80-87.
24 hr trend......Little change.
Min humidity........10 percent.
24 hr trend......Little change.
20-foot winds.......Northeast winds around 10 mph in the morning
becoming light.
Free winds..........South 5 to 10 mph.
PoP.................0 percent.
.TONIGHT...
Sky/weather.........Mostly cloudy. Slight chance of showers and
thunderstorms after midnight.
Min temperature.....54-63.
24 hr trend......Little change.
Max humidity........53-73 percent.
24 hr trend......26 percent wetter.
20-foot winds.......South winds 10 to 15 mph.
Free winds..........South 5 to 15 mph.
PoP.................20 percent.
.FRIDAY...
Sky/weather.........Mostly cloudy. Rain showers likely and slight
chance of thunderstorms in the morning, then
chance of showers and thunderstorms in the
afternoon.
Max temperature.....76-83.
24 hr trend......Little change.
Min humidity........21-31 percent.
24 hr trend......19 percent wetter.
20-foot winds.......Southwest winds 10 to 15 mph. Gusts up to 20
mph in the afternoon.
Free winds..........Southwest 15 to 25 mph.
PoP.................60 percent.
.FORECAST DAYS 3 THROUGH 5...
.SATURDAY...Mostly clear. Highs 77 to 83. Light winds becoming
west 10 to 15 mph with gusts up to 20 mph.
.SUNDAY...Mostly clear. Highs 77 to 84. Light winds becoming west
around 10 mph in the afternoon.
.MONDAY...Mostly clear. Highs 78 to 85. Light winds.
$$
AZZ140-190115-
Northeast Plateaus and Mesas South of Hwy 264 (Fire Weather Zone
140)-
Including the cities of Dilkon and Kykotsmovi
1241 AM MST Thu Sep 18 2025 /141 AM MDT Thu Sep 18 2025/
.TODAY...
Sky/weather.........Partly cloudy.
Max temperature.....81-88.
24 hr trend......Little change.
Min humidity........11 percent.
24 hr trend......Little change.
20-foot winds.......East winds around 10 mph shifting to the
southwest in the afternoon.
Free winds..........South 5 to 10 mph.
PoP.................0 percent.
.TONIGHT...
Sky/weather.........Mostly cloudy. Rain showers likely after
midnight.
Min temperature.....54-59.
24 hr trend......6 degrees warmer.
Max humidity........58-78 percent.
24 hr trend......37 percent wetter.
20-foot winds.......South winds 10 to 15 mph.
Free winds..........South 10 to 20 mph.
PoP.................20 percent.
.FRIDAY...
Sky/weather.........Mostly cloudy. Slight chance of thunderstorms
in the morning. Rain showers likely through the
day. Chance of thunderstorms in the afternoon.
Max temperature.....75-82.
24 hr trend......6 degrees cooler.
Min humidity........26-36 percent.
24 hr trend......21 percent wetter.
20-foot winds.......South winds 10 to 15 mph with gusts up to 20
mph.
Free winds..........Southwest 15 to 25 mph.
PoP.................60 percent.
.FORECAST DAYS 3 THROUGH 5...
.SATURDAY...Mostly clear. Highs 76 to 83. Light winds becoming
southwest 10 to 15 mph. Gusts up to 20 mph.
.SUNDAY...Mostly clear. Highs 77 to 84. Light winds becoming west
around 10 mph with gusts up to 20 mph in the afternoon.
.MONDAY...Mostly clear. Highs 79 to 85. Light winds becoming
northwest around 10 mph in the afternoon.
$$
AZZ110-190115-
Chinle Valley (Fire Weather Zone 110)-
Including the cities of Canyon De Chelly, Chinle, and Kayenta
141 AM MDT Thu Sep 18 2025
.TODAY...
Sky/weather.........Partly cloudy.
Max temperature.....79-85.
24 hr trend......Little change.
Min humidity........11 percent.
24 hr trend......Little change.
20-foot winds.......Light winds becoming north around 10 mph in the
afternoon.
Free winds..........West 5 to 10 mph.
PoP.................0 percent.
.TONIGHT...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Min temperature.....52-61.
24 hr trend......6 degrees warmer.
Max humidity........48-68 percent.
24 hr trend......17 percent wetter.
20-foot winds.......Southeast winds around 10 mph shifting to the
south after midnight.
Free winds..........South 10 to 20 mph.
PoP.................0 percent.
.FRIDAY...
Sky/weather.........Mostly cloudy. Slight chance of thunderstorms
in the morning. Chance of rain showers through
the day. Chance of thunderstorms in the
afternoon.
Max temperature.....75-82.
24 hr trend......Little change.
Min humidity........20-30 percent.
24 hr trend......16 percent wetter.
20-foot winds.......Southwest winds 10 to 15 mph with gusts up to
20 mph.
Free winds..........Southwest 15 to 25 mph.
PoP.................40 percent.
.FORECAST DAYS 3 THROUGH 5...
.SATURDAY...Mostly clear. Highs 76 to 83. Light winds becoming
west 10 to 15 mph. Gusts up to 20 mph.
.SUNDAY...Mostly clear. Highs 77 to 84. Light winds becoming west
10 to 15 mph.
.MONDAY...Mostly clear. Highs 77 to 84. Light winds becoming
northwest around 10 mph in the afternoon.
$$
AZZ111-190115-
Chuska Mountains and Defiance Plateau (Fire Weather Zone 111)-
Including the cities of Window Rock and Ganado
1241 AM MST Thu Sep 18 2025 /141 AM MDT Thu Sep 18 2025/
.TODAY...
Sky/weather.........Mostly sunny.
Max temperature.....73-83.
24 hr trend......Little change.
Min humidity........11 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.
Mixing height.......3600 ft AGL increasing to 11100 ft AGL in the
afternoon.
Transport winds.....Southeast around 5 knots shifting to the west
in the afternoon.
Max Ventilation.....Good.
.TONIGHT...
Sky/weather.........Partly cloudy. Slight chance of showers and
thunderstorms after midnight.
Min temperature.....49-57.
24 hr trend......Little change.
Max humidity........59-79 percent.
24 hr trend......29 percent wetter.
20-foot winds.......Southeast winds around 10 mph in the evening
becoming light.
Free winds..........Southwest 5 to 15 mph.
PoP.................10 percent.
.FRIDAY...
Sky/weather.........Mostly cloudy. Slight chance of thunderstorms
in the morning. Rain showers likely through the
day. Chance of thunderstorms in the afternoon.
Max temperature.....67-77.
24 hr trend......Little change.
Min humidity........29-39 percent.
24 hr trend......25 percent wetter.
20-foot winds.......Southwest winds 10 to 15 mph. Gusts up to 20
mph in the afternoon.
Free winds..........Southwest 10 to 20 mph.
PoP.................60 percent.
Mixing height.......3500 ft AGL increasing to 7500 ft AGL in the
afternoon.
Transport winds.....Southwest 10 to 15 knots.
Max Ventilation.....Excellent.
.FORECAST DAYS 3 THROUGH 5...
.SATURDAY...Mostly clear. Highs 69 to 79. Light winds becoming
west 10 to 15 mph with gusts up to 20 mph.
.SUNDAY...Mostly clear. Highs 69 to 79. Light winds becoming west
10 to 15 mph with gusts up to 20 mph.
.MONDAY...Mostly clear. Slight chance of showers and
thunderstorms. Highs 71 to 81. Light winds becoming northwest
10 to 15 mph with gusts up to 20 mph.
$$
AZZ139-190115-
Black Mesa Area (Fire Weather Zone 139)-
1241 AM MST Thu Sep 18 2025 /141 AM MDT Thu Sep 18 2025/
.TODAY...
Sky/weather.........Partly cloudy.
Max temperature.....76-82.
24 hr trend......Little change.
Min humidity........11 percent.
24 hr trend......Little change.
20-foot winds.......Northeast winds around 10 mph in the morning
becoming light.
Free winds..........South 5 to 10 mph.
PoP.................0 percent.
.TONIGHT...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Slight chance of rain showers after midnight.
Min temperature.....54-60.
24 hr trend......Little change.
Max humidity........53-73 percent.
24 hr trend......29 percent wetter.
20-foot winds.......Southeast winds around 10 mph shifting to the
south after midnight.
Free winds..........South 10 to 20 mph.
PoP.................10 percent.
.FRIDAY...
Sky/weather.........Mostly cloudy. Slight chance of thunderstorms
in the morning. Rain showers likely through the
day. Chance of thunderstorms in the afternoon.
Max temperature.....72-78.
24 hr trend......Little change.
Min humidity........24-34 percent.
24 hr trend......20 percent wetter.
20-foot winds.......Southwest winds 10 to 15 mph with gusts up to
20 mph.
Free winds..........Southwest 15 to 25 mph.
PoP.................60 percent.
.FORECAST DAYS 3 THROUGH 5...
.SATURDAY...Mostly clear. Slight chance of showers and
thunderstorms. Highs 73 to 78. Southwest winds 10 to 15 mph with
gusts up to 20 mph.
.SUNDAY...Mostly clear. Highs 73 to 79. Light winds becoming west
10 to 15 mph with gusts up to 20 mph.
.MONDAY...Mostly clear. Highs 74 to 80. Light winds becoming
northwest around 10 mph in the afternoon.
$$
AZZ112-190115-
Little Colorado River Valley in Coconino County (Fire Weather
Zone 112)-
Including the cities of Wupatki N.M. and Tuba City
1241 AM MST Thu Sep 18 2025 /141 AM MDT Thu Sep 18 2025/
.TODAY...
Sky/weather.........Partly cloudy.
Max temperature.....82-91.
24 hr trend......Little change.
Min humidity........8-13 percent.
24 hr trend......Little change.
20-foot winds.......Light winds becoming southeast around 10 mph in
the afternoon.
Free winds..........Southeast 5 to 10 mph.
PoP.................0 percent.
.TONIGHT...
Sky/weather.........Mostly cloudy. Chance of rain showers in the
evening. Slight chance of thunderstorms through
the night. Rain showers likely after midnight.
Min temperature.....55-60.
24 hr trend......Little change.
Max humidity........73-93 percent on the Plateau...64 percent at
the River.
24 hr trend......32 percent wetter.
20-foot winds.......Southwest winds 10 to 15 mph.
Free winds..........South 5 to 15 mph increasing to southwest 15 to
25 mph after midnight.
PoP.................30 percent.
.FRIDAY...
Sky/weather.........Mostly cloudy. Rain showers likely and slight
chance of thunderstorms in the morning, then
chance of showers and thunderstorms in the
afternoon.
Max temperature.....78-86.
24 hr trend......Little change.
Min humidity........23-33 percent.
24 hr trend......18 percent wetter.
20-foot winds.......South winds 10 to 15 mph. Gusts up to 20 mph in
the afternoon.
Free winds..........Southwest 15 to 25 mph.
PoP.................60 percent.
.FORECAST DAYS 3 THROUGH 5...
.SATURDAY...Mostly clear. Slight chance of showers and
thunderstorms. Highs 80 to 87. Light winds becoming southwest
10 to 15 mph with gusts up to 20 mph.
.SUNDAY...Mostly clear. Slight chance of showers and
thunderstorms. Highs 80 to 88. Light winds becoming west around
10 mph with gusts up to 20 mph in the afternoon.
.MONDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Highs 81 to 89. Light winds becoming north around
10 mph in the afternoon.
$$
AZZ113-190115-
Little Colorado River Valley in Navajo County (Fire Weather Zone
113)-
Including the cities of Winslow, Holbrook, and Snowflake
1241 AM MST Thu Sep 18 2025 /141 AM MDT Thu Sep 18 2025/
.TODAY...
Sky/weather.........Partly cloudy.
Max temperature.....82-89.
24 hr trend......Little change.
Min humidity........11-16 percent.
24 hr trend......Little change.
20-foot winds.......South winds 10 to 15 mph.
Free winds..........South 5 to 10 mph.
PoP.................0 percent.
Mixing height.......1900 ft AGL increasing to 7600 ft AGL in the
afternoon.
Transport winds.....Southwest 5 to 10 knots.
Max Ventilation.....Very good.
.TONIGHT...
Sky/weather.........Mostly cloudy. Chance of rain showers in the
evening. Slight chance of thunderstorms through
the night. Rain showers likely after midnight.
Min temperature.....Around 58.
24 hr trend......Little change.
Max humidity........68-88 percent.
24 hr trend......14 percent wetter.
20-foot winds.......Southwest winds around 10 mph in the evening
becoming light. Gusts up to 20 mph.
Free winds..........South 10 to 20 mph.
PoP.................30 percent.
.FRIDAY...
Sky/weather.........Mostly cloudy. Slight chance of thunderstorms
in the morning. Rain showers likely through the
day. Chance of thunderstorms in the afternoon.
Max temperature.....76-84.
24 hr trend......Little change.
Min humidity........29-39 percent.
24 hr trend......20 percent wetter.
20-foot winds.......Southwest winds 10 to 15 mph. Gusts up to 25
mph in the afternoon.
Free winds..........Southwest 15 to 25 mph.
PoP.................60 percent.
Mixing height.......3200 ft AGL increasing to 9200 ft AGL in the
afternoon.
Transport winds.....Southwest around 5 knots increasing to around
15 knots in the afternoon.
Max Ventilation.....Excellent.
.FORECAST DAYS 3 THROUGH 5...
.SATURDAY...Mostly clear. Slight chance of showers and
thunderstorms. Highs 79 to 85. Light winds becoming west around
10 mph with gusts up to 20 mph in the afternoon.
.SUNDAY...Mostly clear. Slight chance of showers and
thunderstorms. Highs 80 to 86. Light winds becoming west around
10 mph with gusts up to 20 mph in the afternoon.
.MONDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Highs 80 to 86. Light winds becoming northwest
around 10 mph in the afternoon.
$$
AZZ114-190115-
Little Colorado River Valley in Apache County (Fire Weather Zone
114)-
Including the cities of St. Johns and Springerville
1241 AM MST Thu Sep 18 2025
.TODAY...
Sky/weather.........Partly cloudy.
Max temperature.....78-86.
24 hr trend......Little change.
Min humidity........11-16 percent.
24 hr trend......Little change.
20-foot winds.......Light winds becoming west around 10 mph in the
afternoon.
Free winds..........South 5 to 10 mph.
PoP.................0 percent.
.TONIGHT...
Sky/weather.........Mostly cloudy then becoming partly cloudy.
Slight chance of rain showers in the evening.
Slight chance of thunderstorms through the
night. Rain showers likely after midnight.
Min temperature.....51-58.
24 hr trend......Little change.
Max humidity........70-90 percent.
24 hr trend......9 percent wetter.
20-foot winds.......South winds 10 to 15 mph.
Free winds..........South 10 to 20 mph.
PoP.................30 percent.
.FRIDAY...
Sky/weather.........Mostly cloudy. Slight chance of thunderstorms
in the morning. Rain showers likely through the
day. Chance of thunderstorms in the afternoon.
Max temperature.....72-80.
24 hr trend......6 degrees cooler.
Min humidity........32-42 percent.
24 hr trend......22 percent wetter.
20-foot winds.......Southwest winds 10 to 15 mph. Gusts up to 20
mph in the afternoon.
Free winds..........Southwest 5 to 15 mph increasing to west 15 to
25 mph in the afternoon.
PoP.................70 percent.
.FORECAST DAYS 3 THROUGH 5...
.SATURDAY...Mostly clear. Slight chance of showers and
thunderstorms. Highs 75 to 82. Light winds becoming west around
10 mph with gusts up to 20 mph in the afternoon.
.SUNDAY...Mostly clear. Slight chance of showers and
thunderstorms. Highs 76 to 83. Light winds becoming west around
10 mph with gusts up to 20 mph in the afternoon.
.MONDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Highs 76 to 84. Light winds becoming west 10 to
15 mph with gusts up to 20 mph.
$$
AZZ116-190115-
Eastern Mogollon Rim (Fire Weather Zone 116)-
Including the cities of Heber, Happy Jack, and Forest Lakes
1241 AM MST Thu Sep 18 2025
.TODAY...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Chance of showers and thunderstorms in the
afternoon.
Max temperature.....77-85 below 5000 feet...72-82 above 5000 feet.
24 hr trend......Little change.
Min humidity........26-36 percent below 5000 feet...29-39 percent
above 5000 feet.
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.
PoP.................40 percent.
.TONIGHT...
Sky/weather.........Mostly cloudy. Chance of showers and
thunderstorms in the evening, then rain showers
likely and slight chance of thunderstorms after
midnight.
Min temperature.....46-56.
24 hr trend......Little change.
Max humidity........80-100 percent.
24 hr trend......11 percent wetter.
20-foot winds.......South winds around 10 mph in the evening
becoming light.
Free winds..........Southwest 5 to 10 mph increasing to 15 to 25
mph after midnight.
PoP.................50 percent.
.FRIDAY...
Sky/weather.........Mostly cloudy. Slight chance of thunderstorms
in the morning. Rain showers likely through the
day. Chance of thunderstorms in the afternoon.
Max temperature.....75-81 below 5000 feet...69-79 above 5000 feet.
24 hr trend......Little change.
Min humidity........38-48 percent below 5000 feet...41-51 percent
above 5000 feet.
24 hr trend......19 percent wetter.
20-foot winds.......Southwest winds 10 to 15 mph. Gusts up to 25
mph in the afternoon.
Free winds..........Southwest 20 to 30 mph.
PoP.................70 percent.
.FORECAST DAYS 3 THROUGH 5...
.SATURDAY...Mostly clear. Chance of showers and slight chance of
thunderstorms. Highs 71 to 81. Light winds becoming southwest
10 to 15 mph with gusts up to 20 mph.
.SUNDAY...Mostly clear. Slight chance of showers and
thunderstorms. Highs 72 to 82. Light winds becoming west 10 to
15 mph with gusts up to 20 mph.
.MONDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Highs 74 to 84. Light winds becoming northwest
around 10 mph in the afternoon.
$$
AZZ117-190115-
White Mountains (Fire Weather Zone 117)-
Including the cities of Show Low, Greer, and Pinetop
1241 AM MST Thu Sep 18 2025
.TODAY...
Sky/weather.........Mostly cloudy. Slight chance of rain showers in
the morning, then chance of showers and
thunderstorms in the afternoon.
Max temperature.....75-82 below 7000 feet...67-77 above 7000 feet.
24 hr trend......Little change.
Min humidity........23-33 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.
PoP.................40 percent.
Mixing height.......5500 ft AGL.
Transport winds.....South 5 to 10 knots.
Max Ventilation.....Good.
.TONIGHT...
Sky/weather.........Mostly cloudy. Chance of rain showers and
slight chance of thunderstorms.
Min temperature.....50-57 below 7000 feet...42-52 above 7000 feet.
24 hr trend......Little change.
Max humidity........80-100 percent.
24 hr trend......7 percent wetter.
20-foot winds.......South winds 10 to 15 mph.
Free winds..........South 10 to 20 mph.
PoP.................50 percent.
.FRIDAY...
Sky/weather.........Mostly cloudy. Slight chance of thunderstorms
in the morning. Rain showers through the day.
Chance of thunderstorms in the afternoon.
Max temperature.....70-78 below 7000 feet...61-71 above 7000 feet.
24 hr trend......Little change.
Min humidity........39-49 percent below 7000 feet...44-54 percent
above 7000 feet.
24 hr trend......22 percent wetter.
20-foot winds.......Southwest winds 10 to 15 mph.
Free winds..........Southwest 10 to 20 mph.
PoP.................80 percent.
Mixing height.......3900 ft AGL.
Transport winds.....South 5 to 10 knots.
Max Ventilation.....Good.
.FORECAST DAYS 3 THROUGH 5...
.SATURDAY...Partly cloudy. Chance of showers and thunderstorms.
Highs 71 to 81. Light winds becoming west around 10 mph with
gusts up to 20 mph in the afternoon.
.SUNDAY...Mostly clear. Slight chance of showers and
thunderstorms. Highs 71 to 81. Light winds becoming west 10 to
15 mph with gusts up to 20 mph.
.MONDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Highs 73 to 83. Light winds becoming northwest
10 to 15 mph.
$$
AZZ118-190115-
Northern Gila County (Fire Weather Zone 118)-
Including the cities of Payson, Strawberry, and Young
1241 AM MST Thu Sep 18 2025
.TODAY...
Sky/weather.........Mostly cloudy. Slight chance of rain showers in
the morning, then chance of showers and
thunderstorms in the afternoon.
Max temperature.....83-93 below 5000 feet...76-86 above 5000 feet.
24 hr trend......Little change.
Min humidity........25-35 percent.
24 hr trend......7 percent wetter.
20-foot winds.......Light winds becoming southwest around 10 mph in
the afternoon.
Free winds..........South 5 to 15 mph.
PoP.................30 percent.
.TONIGHT...
Sky/weather.........Mostly cloudy. Chance of showers and
thunderstorms in the evening, then rain showers
likely and slight chance of thunderstorms after
midnight.
Min temperature.....57-67 below 5000 feet...50-60 above 5000 feet.
24 hr trend......Little change.
Max humidity........72-92 percent below 5000 feet...80-100 percent
above 5000 feet.
24 hr trend......9 percent wetter.
20-foot winds.......Light winds.
Free winds..........South 5 to 15 mph increasing to southwest 15 to
25 mph after midnight.
PoP.................50 percent.
.FRIDAY...
Sky/weather.........Mostly cloudy. Rain showers likely and slight
chance of thunderstorms in the morning, then
chance of showers and thunderstorms in the
afternoon.
Max temperature.....80-90 below 5000 feet...73-83 above 5000 feet.
24 hr trend......Little change.
Min humidity........31-41 percent below 5000 feet...36-46 percent
above 5000 feet.
24 hr trend......9 percent wetter.
20-foot winds.......Southeast winds around 10 mph shifting to the
southwest with gusts up to 20 mph in the
afternoon.
Free winds..........Southwest 10 to 20 mph.
PoP.................70 percent.
.FORECAST DAYS 3 THROUGH 5...
.SATURDAY...Mostly clear. Slight chance of showers and
thunderstorms. Highs 82 to 92. Light winds becoming south around
10 mph in the morning, then shifting to the west with gusts up to
20 mph in the afternoon.
.SUNDAY...Mostly clear. Slight chance of showers and
thunderstorms. Highs 82 to 92. Light winds becoming west around
10 mph in the afternoon.
.MONDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Highs 84 to 94. Light winds becoming west around
10 mph in the afternoon.
$$
.6 TO 10 DAY OUTLOOK FOR SEP 23 - 27 2025...
Above normal temperatures and above normal precipitation.
=
$$
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.
$$