Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Flagstaff, AZ
Issued by NWS Flagstaff, AZ
079
FNUS55 KFGZ 170815
FWFFGZ
Fire Weather Planning Forecast for northern Arizona
National Weather Service Flagstaff AZ
115 AM MST Sun May 17 2026
...RED FLAG WARNING IN EFFECT FROM 11 AM MST /NOON MDT/ THIS
MORNING TO 8 PM MST /9 PM MDT/ THIS EVENING DUE TO STRONG WINDS
AND LOW RELATIVE HUMIDITY FOR FAR NORTHERN AND EASTERN ARIZONA...
+++ Thunderstorms imply strong gusty and erratic winds +++
+++ 20-foot wind forecast of `light winds` indicates mainly
terrain driven winds +++
+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
.DISCUSSION...Today and Monday...Red Flag Warning in effect for
far northern and eastern Arizona today. Slight chance for light
rain/snow showers later tonight into early Monday morning across far
northern Arizona, otherwise dry and cooler. Wetting precipitation is
not expected. Winds southwest 20-30 mph with gusts 40-50 mph today,
becoming west 10-20 mph with gusts 25-35 mph on Monday. Minimum
afternoon RH 10-25% each day.
Tuesday through Thursday....Dry conditions with gradually warming
temperatures. Winds west/southwest 5-15 mph each day, along with
minimum afternoon RH 5-15%.
AZZ115-180115-
Western Mogollon Rim-
Including the cities of Flagstaff, Williams, and Munds Park
115 AM MST Sun May 17 2026
.TODAY...
Sky/weather.........Mostly sunny. Patchy blowing dust in the
afternoon.
Max temperature.....65-75.
24 hr trend......Little change.
Min humidity........15-20 percent.
24 hr trend......7 percent wetter.
20-foot winds.......Breezy. Southwest winds 15 to 25 mph. Gusts up
to 30 mph increasing to 45 mph in the
afternoon.
Free winds..........Southwest 20 to 30 mph increasing to 35 to 45
mph in the afternoon.
PoP.................0 percent.
Chance lightning....0 percent.
Mixing height.......4000 ft AGL increasing to 7700 ft AGL in the
afternoon.
Transport winds.....Southwest around 20 knots increasing to around
30 knots in the afternoon.
Max Ventilation.....Excellent.
.TONIGHT...
Sky/weather.........Partly cloudy. Patchy blowing dust in the
evening.
Min temperature.....32-42.
24 hr trend......Little change.
Max humidity........75-95 percent.
24 hr trend......11 percent wetter.
20-foot winds.......Windy. Southwest winds 20 to 30 mph. Gusts up
to 45 mph decreasing to 35 mph after midnight.
Free winds..........Southwest 45 to 55 mph.
PoP.................0 percent.
Chance lightning....0 percent.
.MONDAY...
Sky/weather.........Mostly sunny.
Max temperature.....59-69.
24 hr trend......Little change.
Min humidity........11-16 percent.
24 hr trend......Little change.
20-foot winds.......Southwest winds 10 to 15 mph with gusts up to
25 mph.
Free winds..........West 25 to 35 mph becoming southwest 15 to 25
mph in the afternoon.
PoP.................0 percent.
Chance lightning....0 percent.
Mixing height.......3500 ft AGL increasing to 7700 ft AGL in the
afternoon.
Transport winds.....West 10 to 15 knots.
Max Ventilation.....Excellent.
.FORECAST DAYS 3 THROUGH 5...
.TUESDAY...Mostly clear. Highs 64 to 74. Northeast winds around
10 mph shifting to the southeast in the morning, then shifting to
the southwest in the afternoon.
.WEDNESDAY...Mostly clear. Highs 67 to 77. North winds 10 to
15 mph shifting to the southwest in the afternoon.
.THURSDAY...Mostly clear. Highs 68 to 78. Light winds becoming
southwest around 10 mph in the afternoon.
$$
AZZ106-180115-
Grand Canyon Country-
Including the cities of Grand Canyon Village, Tusayan, Supai,
and Grand Canyon North Rim
115 AM MST Sun May 17 2026
...RED FLAG WARNING IN EFFECT FROM 11 AM THIS MORNING TO 8 PM MST
THIS EVENING DUE TO STRONG WINDS AND LOW RELATIVE HUMIDITY...
.TODAY...
Sky/weather.........Mostly sunny. Patchy blowing dust in the
afternoon.
Max temperature.....81-90 at the River...67-77 at the Rim.
24 hr trend......Little change.
Min humidity........11 percent at the River...13-18 percent at the
Rim.
24 hr trend......Little change.
20-foot winds.......Breezy. Southwest winds 10 to 15 mph with gusts
up to 25 mph increasing to 15 to 25 mph with
gusts up to 40 mph in the afternoon.
Free winds..........Southwest 20 to 30 mph increasing to 40 to 50
mph in the afternoon.
PoP.................0 percent.
Chance lightning....0 percent.
Mixing height.......4500 ft AGL increasing to 9200 ft AGL in the
afternoon.
Transport winds.....Southwest around 20 knots increasing to around
35 knots in the afternoon.
Max Ventilation.....Excellent.
.TONIGHT...
Sky/weather.........Partly cloudy. Slight chance of rain showers.
Min temperature.....47-54 at the River...37-46 at the Rim.
24 hr trend......7 degrees cooler.
Max humidity........30-50 percent at the River...42-62 percent at
the Rim.
24 hr trend......15 percent wetter.
20-foot winds.......Breezy. Southwest winds 15 to 25 mph with gusts
up to 40 mph shifting to the west 10 to 15 mph
with gusts up to 25 mph after midnight.
Free winds..........West 40 to 50 mph.
PoP.................10 percent.
Chance lightning....10 percent.
.MONDAY...
Sky/weather.........Mostly sunny.
Max temperature.....70-80 at the River...55-65 at the Rim.
24 hr trend......12 degrees cooler.
Min humidity........10 percent at the River...11-16 percent at the
Rim.
24 hr trend......Little change.
20-foot winds.......West winds 10 to 15 mph.
Free winds..........Northwest 10 to 20 mph.
PoP.................0 percent.
Chance lightning....0 percent.
Mixing height.......3600 ft AGL increasing to 7000 ft AGL in the
afternoon.
Transport winds.....Northwest 10 to 15 knots.
Max Ventilation.....Very good.
.FORECAST DAYS 3 THROUGH 5...
.TUESDAY...Mostly clear. Highs 75 to 85. Light winds becoming
northwest 10 to 15 mph.
.WEDNESDAY...Mostly clear. Highs 79 to 89. Light winds becoming
north around 10 mph in the morning, then shifting to the
northwest in the afternoon.
.THURSDAY...Mostly clear. Highs 81 to 91. Light winds becoming
west around 10 mph in the afternoon.
$$
AZZ108-180115-
Yavapai County Mountains-
Including the cities of Prescott, Seligman, Ash Fork,
and Crown King
115 AM MST Sun May 17 2026
.TODAY...
Sky/weather.........Mostly sunny.
Max temperature.....Around 71 below 5000 feet...around 67 above
5000 feet.
24 hr trend......Little change.
Min humidity........17-22 percent.
24 hr trend......7 percent wetter.
20-foot winds.......Breezy. South winds 10 to 15 mph with gusts up
to 25 mph shifting to the southwest 15 to 25
mph with gusts up to 40 mph in the afternoon.
Free winds..........Southwest 15 to 25 mph increasing to 25 to 35
mph in the afternoon.
PoP.................0 percent.
Chance lightning....0 percent.
Mixing height.......3500 ft AGL increasing to 7000 ft AGL in the
afternoon.
Transport winds.....South around 10 knots increasing to southwest
around 25 knots in the afternoon.
Max Ventilation.....Very good.
.TONIGHT...
Sky/weather.........Mostly clear.
Min temperature.....37-47.
24 hr trend......Little change.
Max humidity........61-81 percent.
24 hr trend......16 percent wetter.
20-foot winds.......Breezy. Southwest winds 15 to 25 mph with gusts
up to 40 mph decreasing to 10 to 15 mph with
gusts up to 25 mph after midnight.
Free winds..........Southwest 35 to 45 mph.
PoP.................0 percent.
Chance lightning....0 percent.
.MONDAY...
Sky/weather.........Mostly sunny.
Max temperature.....Around 67 below 5000 feet...around 63 above
5000 feet.
24 hr trend......Little change.
Min humidity........11-16 percent.
24 hr trend......Little change.
20-foot winds.......West winds 10 to 15 mph.
Free winds..........West 15 to 25 mph.
PoP.................0 percent.
Chance lightning....0 percent.
Mixing height.......3900 ft AGL increasing to 7800 ft AGL in the
afternoon.
Transport winds.....Southwest 10 to 15 knots.
Max Ventilation.....Excellent.
.FORECAST DAYS 3 THROUGH 5...
.TUESDAY...Mostly clear. Highs 69 to 78. Northeast winds 10 to
15 mph shifting to the southwest in the afternoon.
.WEDNESDAY...Mostly clear. Highs 73 to 81. North winds 10 to
15 mph shifting to the west in the afternoon.
.THURSDAY...Mostly clear. Highs 74 to 82. Light winds becoming
southwest around 10 mph in the afternoon.
$$
AZZ137-180115-
Yavapai County Valleys and Basins-
Including the cities of Cottonwood, Camp Verde, Cordes Junction,
and Bagdad
115 AM MST Sun May 17 2026
.TODAY...
Sky/weather.........Mostly sunny.
Max temperature.....77-87.
24 hr trend......Little change.
Min humidity........14-19 percent.
24 hr trend......Little change.
20-foot winds.......Breezy. South winds 10 to 15 mph increasing to
20 to 25 mph with gusts up to 35 mph in the
afternoon.
Free winds..........Southwest 15 to 25 mph increasing to 25 to 35
mph in the afternoon.
PoP.................0 percent.
Chance lightning....0 percent.
.TONIGHT...
Sky/weather.........Mostly clear.
Min temperature.....42-52.
24 hr trend......Little change.
Max humidity........60-80 percent.
24 hr trend......15 percent wetter.
20-foot winds.......Breezy. Southwest winds 15 to 25 mph with gusts
up to 35 mph decreasing to 10 to 15 mph after
midnight.
Free winds..........Southwest 30 to 40 mph.
PoP.................0 percent.
Chance lightning....0 percent.
.MONDAY...
Sky/weather.........Mostly sunny.
Max temperature.....72-82.
24 hr trend......Little change.
Min humidity........8-13 percent.
24 hr trend......Little change.
20-foot winds.......Southwest winds 10 to 15 mph.
Free winds..........West 20 to 30 mph becoming southwest 10 to 20
mph in the afternoon.
PoP.................0 percent.
Chance lightning....0 percent.
.FORECAST DAYS 3 THROUGH 5...
.TUESDAY...Mostly clear. Highs 78 to 88. Northeast winds around
10 mph shifting to the east in the morning, then shifting to the
south in the afternoon.
.WEDNESDAY...Mostly clear. Highs 82 to 92. North winds 10 to
15 mph shifting to the southwest in the afternoon.
.THURSDAY...Mostly clear. Highs 83 to 93. Light winds becoming
southwest around 10 mph in the afternoon.
$$
AZZ138-180115-
Oak Creek and Sycamore Canyons-
Including the cities of Sedona and Village of Oak Creek
115 AM MST Sun May 17 2026
.TODAY...
Sky/weather.........Mostly sunny.
Max temperature.....70-80.
24 hr trend......Little change.
Min humidity........15-20 percent.
24 hr trend......6 percent wetter.
20-foot winds.......Breezy. South winds 10 to 15 mph increasing to
15 to 25 mph with gusts up to 35 mph in the
afternoon.
Free winds..........Southwest 20 to 30 mph increasing to 30 to 40
mph in the afternoon.
PoP.................0 percent.
Chance lightning....0 percent.
.TONIGHT...
Sky/weather.........Mostly clear.
Min temperature.....49-55 below 5000 feet...44-53 above 5000 feet.
24 hr trend......Little change.
Max humidity........41-61 percent below 5000 feet...49-69 percent
above 5000 feet.
24 hr trend......10 percent wetter.
20-foot winds.......Breezy. South winds 15 to 25 mph with gusts up
to 35 mph shifting to the southwest 10 to 15
mph with gusts up to 25 mph after midnight.
Free winds..........Southwest 40 to 50 mph.
PoP.................0 percent.
Chance lightning....0 percent.
.MONDAY...
Sky/weather.........Mostly sunny.
Max temperature.....67-77.
24 hr trend......Little change.
Min humidity........14-19 percent.
24 hr trend......Little change.
20-foot winds.......Southwest winds 10 to 15 mph.
Free winds..........Southwest 20 to 30 mph.
PoP.................0 percent.
Chance lightning....0 percent.
.FORECAST DAYS 3 THROUGH 5...
.TUESDAY...Mostly clear. Highs 72 to 82. Northeast winds around
10 mph shifting to the south in the afternoon.
.WEDNESDAY...Mostly clear. Highs 75 to 85. Northeast winds 10 to
15 mph shifting to the south in the afternoon.
.THURSDAY...Mostly clear. Highs 76 to 86. Northeast winds around
10 mph early in the morning becoming light, then becoming
southwest around 10 mph in the afternoon.
$$
AZZ105-180115-
Marble and Glen Canyons-
Including the cities of Page and Lees Ferry
115 AM MST Sun May 17 2026 /215 AM MDT Sun May 17 2026/
...RED FLAG WARNING IN EFFECT FROM 11 AM MST /NOON MDT/ THIS
MORNING TO 8 PM MST /9 PM MDT/ THIS EVENING DUE TO STRONG WINDS
AND LOW RELATIVE HUMIDITY...
.TODAY...
Sky/weather.........Mostly sunny.
Max temperature.....77-87.
24 hr trend......Little change.
Min humidity........11 percent.
24 hr trend......Little change.
20-foot winds.......Southwest winds around 10 mph increasing to 15
to 20 mph with gusts up to 35 mph in the
afternoon.
Free winds..........West 20 to 30 mph increasing to southwest 40 to
50 mph in the afternoon.
PoP.................0 percent.
Chance lightning....0 percent.
.TONIGHT...
Sky/weather.........Mostly cloudy then becoming partly cloudy.
Slight chance of showers and thunderstorms in
the evening, then chance of rain showers after
midnight.
Min temperature.....43-53.
24 hr trend......8 degrees cooler.
Max humidity........33-53 percent.
24 hr trend......9 percent wetter.
20-foot winds.......Breezy. Southwest winds 15 to 25 mph with gusts
up to 35 mph.
Free winds..........Southwest 45 to 55 mph becoming west and
decreasing to 35 to 45 mph after midnight.
PoP.................30 percent.
Chance lightning....10 percent.
.MONDAY...
Sky/weather.........Mostly sunny.
Max temperature.....65-75.
24 hr trend......13 degrees cooler.
Min humidity........11-16 percent.
24 hr trend......Little change.
20-foot winds.......West winds 10 to 15 mph with gusts up to 25
mph.
Free winds..........Northwest 15 to 25 mph.
PoP.................0 percent.
Chance lightning....0 percent.
.FORECAST DAYS 3 THROUGH 5...
.TUESDAY...Mostly clear. Highs 70 to 80. Light winds becoming
north around 10 mph in the afternoon.
.WEDNESDAY...Mostly clear. Highs 75 to 85. Light winds.
.THURSDAY...Mostly clear. Highs 77 to 87. Light winds.
$$
AZZ104-180115-
Kaibab Plateau-
Including the cities of Jacob Lake and Fredonia
115 AM MST Sun May 17 2026
...RED FLAG WARNING IN EFFECT FROM 11 AM THIS MORNING TO 8 PM MST
THIS EVENING DUE TO STRONG WINDS AND LOW RELATIVE HUMIDITY...
.TODAY...
Sky/weather.........Mostly sunny. Patchy blowing dust in the
afternoon.
Max temperature.....72-81 below 7000 feet...62-71 above 7000 feet.
24 hr trend......Little change.
Min humidity........13 percent below 7000 feet...14-19 percent
above 7000 feet.
24 hr trend......Little change.
20-foot winds.......Breezy. Southwest winds 10 to 15 mph increasing
to 15 to 25 mph with gusts up to 40 mph in the
afternoon.
Free winds..........Southwest 25 to 35 mph increasing to 40 to 50
mph in the afternoon.
PoP.................0 percent.
Chance lightning....0 percent.
.TONIGHT...
Sky/weather.........Mostly cloudy. Patchy blowing dust in the
evening. Slight chance of thunderstorms in the
evening. Chance of rain showers through the
night. Chance of snow showers after midnight.
Min temperature.....34-43 below 7000 feet...29-37 above 7000 feet.
24 hr trend......11 degrees cooler.
Max humidity........57-77 percent below 7000 feet...69-89 percent
above 7000 feet.
24 hr trend......27 percent wetter.
20-foot winds.......Breezy. Southwest winds 15 to 25 mph. Gusts up
to 40 mph decreasing to 30 mph after midnight.
Free winds..........Southwest 45 to 55 mph becoming west and
decreasing to 30 to 40 mph after midnight.
PoP.................40 percent.
Chance lightning....10 percent.
.MONDAY...
Sky/weather.........Mostly sunny.
Max temperature.....57-66 below 7000 feet...50-58 above 7000 feet.
24 hr trend......13 degrees cooler.
Min humidity........17 percent below 7000 feet...18-23 percent
above 7000 feet.
24 hr trend......Little change.
20-foot winds.......West winds 10 to 15 mph.
Free winds..........Northwest 15 to 25 mph.
PoP.................0 percent.
Chance lightning....0 percent.
.FORECAST DAYS 3 THROUGH 5...
.TUESDAY...Mostly clear. Highs 63 to 73. Light winds becoming
north 10 to 15 mph.
.WEDNESDAY...Mostly clear. Highs 69 to 79. North winds 10 to
15 mph shifting to the northwest in the afternoon.
.THURSDAY...Mostly clear. Highs 71 to 81. Light winds becoming
west 10 to 15 mph.
$$
AZZ107-180115-
Coconino Plateau-
Including the city of Valle
115 AM MST Sun May 17 2026 /215 AM MDT Sun May 17 2026/
.TODAY...
Sky/weather.........Mostly sunny. Patchy blowing dust in the
afternoon.
Max temperature.....69-75 on the Plateau...81-90 at the River.
24 hr trend......Little change.
Min humidity........14-19 percent on the Plateau...13 percent at
the River.
24 hr trend......Little change.
20-foot winds.......Windy. Southwest winds 10 to 15 mph with gusts
up to 30 mph increasing to 20 to 30 mph with
gusts up to 45 mph in the afternoon.
Free winds..........Southwest 20 to 30 mph increasing to 35 to 45
mph in the afternoon.
PoP.................0 percent.
Chance lightning....0 percent.
.TONIGHT...
Sky/weather.........Mostly clear. Patchy blowing dust in the
evening.
Min temperature.....36-45 on the Plateau...46-54 at the River.
24 hr trend......8 degrees cooler.
Max humidity........53-73 percent on the Plateau...33-53 percent at
the River.
24 hr trend......16 percent wetter.
20-foot winds.......Breezy. Southwest winds 15 to 25 mph with gusts
up to 40 mph shifting to the west 10 to 15 mph
with gusts up to 25 mph after midnight.
Free winds..........Southwest 45 to 55 mph becoming west and
decreasing to 35 to 45 mph after midnight.
PoP.................0 percent.
Chance lightning....0 percent.
.MONDAY...
Sky/weather.........Mostly sunny.
Max temperature.....60-67 on the Plateau...70-80 at the River.
24 hr trend......9 degrees cooler.
Min humidity........12 percent.
24 hr trend......Little change.
20-foot winds.......West winds 10 to 15 mph.
Free winds..........Northwest 15 to 25 mph becoming west 5 to 15
mph in the afternoon.
PoP.................0 percent.
Chance lightning....0 percent.
.FORECAST DAYS 3 THROUGH 5...
.TUESDAY...Mostly clear. Highs 67 to 77. Northeast winds 10 to
15 mph shifting to the northwest in the afternoon.
.WEDNESDAY...Mostly clear. Highs 71 to 81. Northeast winds 10 to
15 mph shifting to the west in the afternoon.
.THURSDAY...Mostly clear. Highs 73 to 82. Light winds becoming
west around 10 mph in the afternoon.
$$
AZZ109-180115-
Northeast Plateaus and Mesas Hwy 264 Northward-
Including the cities of Keams Canyon and Kaibito
115 AM MST Sun May 17 2026
...RED FLAG WARNING IN EFFECT FROM 11 AM THIS MORNING TO 8 PM MST
THIS EVENING DUE TO STRONG WINDS AND LOW RELATIVE HUMIDITY...
.TODAY...
Sky/weather.........Mostly sunny.
Max temperature.....74-82.
24 hr trend......Little change.
Min humidity........13 percent.
24 hr trend......Little change.
20-foot winds.......Breezy. Southwest winds 10 to 15 mph with gusts
up to 25 mph increasing to 15 to 25 mph with
gusts up to 40 mph in the afternoon.
Free winds..........West 25 to 35 mph increasing to southwest 35 to
45 mph in the afternoon.
PoP.................0 percent.
Chance lightning....0 percent.
.TONIGHT...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Slight chance of thunderstorms through the
night. Chance of rain showers after midnight.
Min temperature.....39-47.
24 hr trend......Little change.
Max humidity........42-62 percent.
24 hr trend......11 percent wetter.
20-foot winds.......Breezy. Southwest winds 15 to 25 mph with gusts
up to 40 mph.
Free winds..........Southwest 45 to 55 mph.
PoP.................20 percent.
Chance lightning....10 percent.
.MONDAY...
Sky/weather.........Mostly sunny.
Max temperature.....60-69.
24 hr trend......12 degrees cooler.
Min humidity........11-16 percent.
24 hr trend......Little change.
20-foot winds.......West winds 10 to 15 mph with gusts up to 25
mph.
Free winds..........West 25 to 35 mph decreasing to 10 to 20 mph in
the afternoon.
PoP.................0 percent.
Chance lightning....0 percent.
.FORECAST DAYS 3 THROUGH 5...
.TUESDAY...Mostly clear. Highs 66 to 74. North winds 10 to
15 mph.
.WEDNESDAY...Mostly clear. Highs 71 to 79. North winds 10 to
15 mph shifting to the northwest in the afternoon.
.THURSDAY...Mostly clear. Highs 73 to 81. East winds around
10 mph shifting to the west.
$$
AZZ140-180115-
Northeast Plateaus and Mesas South of Hwy 264-
Including the cities of Dilkon and Kykotsmovi
115 AM MST Sun May 17 2026 /215 AM MDT Sun May 17 2026/
...RED FLAG WARNING IN EFFECT FROM 11 AM MST /NOON MDT/ THIS
MORNING TO 8 PM MST /9 PM MDT/ THIS EVENING DUE TO STRONG WINDS
AND LOW RELATIVE HUMIDITY...
.TODAY...
Sky/weather.........Mostly sunny. Patchy blowing dust in the
afternoon.
Max temperature.....74-81.
24 hr trend......Little change.
Min humidity........12 percent.
24 hr trend......Little change.
20-foot winds.......Breezy. Southwest winds 10 to 15 mph with gusts
up to 25 mph increasing to 15 to 25 mph with
gusts up to 40 mph in the afternoon.
Free winds..........West 20 to 30 mph increasing to southwest 30 to
40 mph in the afternoon.
PoP.................0 percent.
Chance lightning....0 percent.
.TONIGHT...
Sky/weather.........Partly cloudy.
Min temperature.....43-49.
24 hr trend......Little change.
Max humidity........37-57 percent.
24 hr trend......6 percent wetter.
20-foot winds.......Breezy. Southwest winds 15 to 25 mph with gusts
up to 35 mph.
Free winds..........Southwest 45 to 55 mph.
PoP.................0 percent.
Chance lightning....0 percent.
.MONDAY...
Sky/weather.........Mostly sunny.
Max temperature.....64-72.
24 hr trend......10 degrees cooler.
Min humidity........11-16 percent.
24 hr trend......Little change.
20-foot winds.......West winds 15 to 20 mph. Gusts up to 35 mph in
the morning.
Free winds..........West 25 to 35 mph decreasing to 15 to 25 mph in
the afternoon.
PoP.................0 percent.
Chance lightning....0 percent.
.FORECAST DAYS 3 THROUGH 5...
.TUESDAY...Mostly clear. Highs 69 to 76. Northwest winds around
10 mph shifting to the west.
.WEDNESDAY...Partly cloudy. Highs 73 to 80. North winds 10 to
15 mph shifting to the west in the afternoon.
.THURSDAY...Mostly clear. Highs 74 to 82. East winds around
10 mph shifting to the west in the afternoon.
$$
AZZ110-180115-
Chinle Valley-
Including the cities of Canyon De Chelly, Chinle, and Kayenta
215 AM MDT Sun May 17 2026
...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 9 PM MDT THIS
EVENING DUE TO STRONG WINDS AND LOW RELATIVE HUMIDITY...
.TODAY...
Sky/weather.........Mostly sunny.
Max temperature.....74-81.
24 hr trend......Little change.
Min humidity........12 percent.
24 hr trend......Little change.
20-foot winds.......Breezy. Southwest winds 10 to 15 mph with gusts
up to 25 mph increasing to 15 to 25 mph with
gusts up to 35 mph in the afternoon.
Free winds..........Southwest 30 to 40 mph.
PoP.................0 percent.
Chance lightning....0 percent.
.TONIGHT...
Sky/weather.........Mostly cloudy. Chance of rain showers and
slight chance of thunderstorms after midnight.
Min temperature.....43-49.
24 hr trend......Little change.
Max humidity........42-62 percent.
24 hr trend......13 percent wetter.
20-foot winds.......Breezy. Southwest winds 15 to 25 mph with gusts
up to 40 mph.
Free winds..........Southwest 45 to 55 mph.
PoP.................20 percent.
Chance lightning....10 percent.
.MONDAY...
Sky/weather.........Mostly sunny. Slight chance of showers and
thunderstorms in the morning.
Max temperature.....61-68.
24 hr trend......13 degrees cooler.
Min humidity........12-17 percent.
24 hr trend......Little change.
20-foot winds.......West winds 15 to 20 mph. Gusts up to 35 mph
decreasing to 25 mph in the afternoon.
Free winds..........West 30 to 40 mph decreasing to 15 to 25 mph in
the afternoon.
PoP.................20 percent.
Chance lightning....20 percent decreasing to 0 percent in the
afternoon.
.FORECAST DAYS 3 THROUGH 5...
.TUESDAY...Mostly clear. Highs 67 to 73. Northwest winds 10 to
15 mph.
.WEDNESDAY...Mostly clear. Highs 71 to 77. Light winds becoming
northwest 10 to 15 mph.
.THURSDAY...Mostly clear. Highs 73 to 79. Light winds becoming
west around 10 mph in the afternoon.
$$
AZZ111-180115-
Chuska Mountains and Defiance Plateau-
Including the cities of Window Rock and Ganado
115 AM MST Sun May 17 2026 /215 AM MDT Sun May 17 2026/
...RED FLAG WARNING IN EFFECT FROM 11 AM MST /NOON MDT/ THIS
MORNING TO 8 PM MST /9 PM MDT/ THIS EVENING DUE TO STRONG WINDS
AND LOW RELATIVE HUMIDITY...
.TODAY...
Sky/weather.........Mostly sunny.
Max temperature.....67-77.
24 hr trend......Little change.
Min humidity........13 percent.
24 hr trend......Little change.
20-foot winds.......Breezy. Southwest winds 10 to 15 mph with gusts
up to 25 mph increasing to 15 to 25 mph with
gusts up to 35 mph in the afternoon.
Free winds..........Southwest 30 to 40 mph.
PoP.................0 percent.
Chance lightning....0 percent.
Mixing height.......4600 ft AGL increasing to 9800 ft AGL in the
afternoon.
Transport winds.....Southwest around 20 knots increasing to around
30 knots in the afternoon.
Max Ventilation.....Excellent.
.TONIGHT...
Sky/weather.........Partly cloudy.
Min temperature.....39-48.
24 hr trend......Little change.
Max humidity........44-64 percent.
24 hr trend......13 percent wetter.
20-foot winds.......Breezy. Southwest winds 15 to 25 mph with gusts
up to 35 mph.
Free winds..........Southwest 45 to 55 mph.
PoP.................0 percent.
Chance lightning....0 percent increasing to 10 percent after
midnight.
.MONDAY...
Sky/weather.........Mostly cloudy then becoming mostly sunny.
Patchy blowing dust in the morning. Chance of
rain showers, snow showers and slight chance of
thunderstorms in the morning.
Max temperature.....59-69.
24 hr trend......11 degrees cooler.
Min humidity........14-19 percent.
24 hr trend......Little change.
20-foot winds.......Breezy. Southwest winds 15 to 25 mph with gusts
up to 35 mph.
Free winds..........West 30 to 40 mph.
PoP.................20 percent.
Chance lightning....20 percent decreasing to 0 percent in the
afternoon.
Mixing height.......4100 ft AGL increasing to 7600 ft AGL in the
afternoon.
Transport winds.....West 25 to 30 knots.
Max Ventilation.....Excellent.
.FORECAST DAYS 3 THROUGH 5...
.TUESDAY...Mostly clear. Highs 63 to 73. West winds 10 to 15 mph.
.WEDNESDAY...Partly cloudy. Highs 66 to 76. East winds 10 to
15 mph shifting to the west in the afternoon.
.THURSDAY...Mostly clear. Highs 67 to 77. Light winds becoming
southwest 10 to 15 mph with gusts up to 20 mph.
$$
AZZ139-180115-
Black Mesa Area-
115 AM MST Sun May 17 2026 /215 AM MDT Sun May 17 2026/
...RED FLAG WARNING IN EFFECT FROM 11 AM MST /NOON MDT/ THIS
MORNING TO 8 PM MST /9 PM MDT/ THIS EVENING DUE TO STRONG WINDS
AND LOW RELATIVE HUMIDITY...
.TODAY...
Sky/weather.........Mostly sunny. Patchy blowing dust in the
afternoon.
Max temperature.....69-76.
24 hr trend......Little change.
Min humidity........14 percent.
24 hr trend......Little change.
20-foot winds.......Breezy. Southwest winds 15 to 25 mph. Gusts up
to 30 mph increasing to 40 mph in the
afternoon.
Free winds..........Southwest 30 to 40 mph.
PoP.................0 percent.
Chance lightning....0 percent.
.TONIGHT...
Sky/weather.........Partly cloudy then becoming mostly cloudy.
Patchy blowing dust through the night. Chance
of rain showers and slight chance of
thunderstorms after midnight.
Min temperature.....37-46.
24 hr trend......Little change.
Max humidity........47-67 percent.
24 hr trend......14 percent wetter.
20-foot winds.......Windy. Southwest winds 20 to 30 mph with gusts
up to 45 mph.
Free winds..........Southwest 45 to 55 mph.
PoP.................30 percent.
Chance lightning....10 percent.
.MONDAY...
Sky/weather.........Mostly sunny. Patchy blowing dust in the
morning.
Max temperature.....56-64.
24 hr trend......12 degrees cooler.
Min humidity........13-18 percent.
24 hr trend......Little change.
20-foot winds.......Breezy. West winds 20 to 25 mph with gusts up
to 35 mph decreasing to 10 to 15 mph with gusts
up to 25 mph in the afternoon.
Free winds..........West 25 to 35 mph decreasing to 15 to 25 mph in
the afternoon.
PoP.................0 percent.
Chance lightning....10 percent decreasing to 0 percent in the
afternoon.
.FORECAST DAYS 3 THROUGH 5...
.TUESDAY...Mostly clear. Highs 62 to 70. Northwest winds 10 to
15 mph shifting to the west in the afternoon.
.WEDNESDAY...Mostly clear. Highs 67 to 74. North winds 10 to
15 mph shifting to the west in the afternoon.
.THURSDAY...Mostly clear. Highs 69 to 75. East winds around
10 mph shifting to the west.
$$
AZZ112-180115-
Little Colorado River Valley in Coconino County-
Including the cities of Wupatki National Monument and Tuba City
115 AM MST Sun May 17 2026 /215 AM MDT Sun May 17 2026/
...RED FLAG WARNING IN EFFECT FROM 11 AM MST /NOON MDT/ THIS
MORNING TO 8 PM MST /9 PM MDT/ THIS EVENING DUE TO STRONG WINDS
AND LOW RELATIVE HUMIDITY...
.TODAY...
Sky/weather.........Mostly sunny. Patchy blowing dust in the
afternoon.
Max temperature.....75-85.
24 hr trend......Little change.
Min humidity........13 percent.
24 hr trend......Little change.
20-foot winds.......Breezy. Southwest winds 15 to 25 mph. Gusts up
to 45 mph in the afternoon.
Free winds..........West 15 to 25 mph increasing to southwest 30 to
40 mph in the afternoon.
PoP.................0 percent.
Chance lightning....0 percent.
.TONIGHT...
Sky/weather.........Mostly clear. Patchy blowing dust in the
evening.
Min temperature.....45-50.
24 hr trend......Little change.
Max humidity........47-67 percent.
24 hr trend......10 percent wetter.
20-foot winds.......Breezy. Southwest winds 15 to 25 mph with gusts
up to 35 mph.
Free winds..........Southwest 45 to 55 mph becoming west and
decreasing to 35 to 45 mph after midnight.
PoP.................0 percent.
Chance lightning....0 percent.
.MONDAY...
Sky/weather.........Mostly sunny.
Max temperature.....67-75.
24 hr trend......8 degrees cooler.
Min humidity........10-15 percent.
24 hr trend......Little change.
20-foot winds.......West winds 10 to 15 mph with gusts up to 25
mph.
Free winds..........West 25 to 35 mph decreasing to 10 to 20 mph in
the afternoon.
PoP.................0 percent.
Chance lightning....0 percent.
.FORECAST DAYS 3 THROUGH 5...
.TUESDAY...Mostly clear. Highs 73 to 79. Northwest winds 10 to
15 mph.
.WEDNESDAY...Mostly clear. Highs 75 to 83. Northwest winds 10 to
15 mph.
.THURSDAY...Mostly clear. Highs 77 to 85. Light winds.
$$
AZZ113-180115-
Little Colorado River Valley in Navajo County-
Including the cities of Winslow, Holbrook, and Snowflake
115 AM MST Sun May 17 2026 /215 AM MDT Sun May 17 2026/
...RED FLAG WARNING IN EFFECT FROM 11 AM MST /NOON MDT/ THIS
MORNING TO 8 PM MST /9 PM MDT/ THIS EVENING DUE TO STRONG WINDS
AND LOW RELATIVE HUMIDITY...
.TODAY...
Sky/weather.........Mostly sunny. Patchy blowing dust in the
afternoon.
Max temperature.....74-81.
24 hr trend......Little change.
Min humidity........12 percent.
24 hr trend......Little change.
20-foot winds.......Breezy. Southwest winds 15 to 25 mph. Gusts up
to 30 mph increasing to 45 mph in the
afternoon.
Free winds..........West 15 to 25 mph increasing to southwest 30 to
40 mph in the afternoon.
PoP.................0 percent.
Chance lightning....0 percent.
Mixing height.......4900 ft AGL increasing to 9200 ft AGL in the
afternoon.
Transport winds.....Southwest 20 to 25 knots.
Max Ventilation.....Excellent.
.TONIGHT...
Sky/weather.........Mostly clear. Patchy blowing dust in the
evening.
Min temperature.....Around 48.
24 hr trend......Little change.
Max humidity........42-62 percent.
24 hr trend......10 percent wetter.
20-foot winds.......Breezy. Southwest winds 15 to 25 mph with gusts
up to 40 mph.
Free winds..........Southwest 50 to 60 mph.
PoP.................0 percent.
Chance lightning....0 percent.
.MONDAY...
Sky/weather.........Mostly sunny.
Max temperature.....69-74.
24 hr trend......6 degrees cooler.
Min humidity........13-18 percent.
24 hr trend......Little change.
20-foot winds.......Breezy. Southwest winds 15 to 25 mph with gusts
up to 35 mph.
Free winds..........West 30 to 40 mph decreasing to 20 to 30 mph in
the afternoon.
PoP.................0 percent.
Chance lightning....0 percent.
Mixing height.......5200 ft AGL increasing to 9600 ft AGL in the
afternoon.
Transport winds.....West 20 to 25 knots.
Max Ventilation.....Excellent.
.FORECAST DAYS 3 THROUGH 5...
.TUESDAY...Mostly clear. Highs 74 to 79. West winds 10 to 15 mph.
.WEDNESDAY...Partly cloudy. Highs 76 to 81. West winds 10 to
15 mph.
.THURSDAY...Mostly clear. Highs 77 to 83. Light winds becoming
west around 10 mph in the afternoon.
$$
AZZ114-180115-
Little Colorado River Valley in Apache County-
Including the cities of St. Johns and Springerville
115 AM MST Sun May 17 2026 /215 AM MDT Sun May 17 2026/
...RED FLAG WARNING IN EFFECT FROM 11 AM MST /NOON MDT/ THIS
MORNING TO 8 PM MST /9 PM MDT/ THIS EVENING DUE TO STRONG WINDS
AND LOW RELATIVE HUMIDITY...
.TODAY...
Sky/weather.........Mostly sunny. Patchy blowing dust in the
afternoon.
Max temperature.....72-80.
24 hr trend......Little change.
Min humidity........14 percent below 7000 feet...11 percent above
7000 feet.
24 hr trend......Little change.
20-foot winds.......Breezy. Southwest winds 10 to 15 mph with gusts
up to 25 mph increasing to 15 to 25 mph with
gusts up to 40 mph in the afternoon.
Free winds..........West 20 to 30 mph increasing to southwest 30 to
40 mph in the afternoon.
PoP.................0 percent.
Chance lightning....0 percent.
.TONIGHT...
Sky/weather.........Mostly clear. Patchy blowing dust in the
evening.
Min temperature.....Around 49 below 7000 feet...around 45 above
7000 feet.
24 hr trend......Little change.
Max humidity........31-51 percent.
24 hr trend......8 percent wetter.
20-foot winds.......Breezy. Southwest winds 15 to 25 mph with gusts
up to 35 mph.
Free winds..........Southwest 45 to 55 mph.
PoP.................0 percent.
Chance lightning....0 percent.
.MONDAY...
Sky/weather.........Mostly sunny. Patchy blowing dust.
Max temperature.....68-74.
24 hr trend......6 degrees cooler.
Min humidity........16 percent.
24 hr trend......7 percent wetter.
20-foot winds.......Breezy. Southwest winds 15 to 25 mph with gusts
up to 40 mph.
Free winds..........Southwest 40 to 50 mph becoming west 30 to 40
mph in the afternoon.
PoP.................0 percent.
Chance lightning....0 percent.
.FORECAST DAYS 3 THROUGH 5...
.TUESDAY...Mostly clear. Highs 72 to 79. Southwest winds 10 to
15 mph shifting to the west in the afternoon. Gusts up to 20 mph.
.WEDNESDAY...Partly cloudy. Highs 73 to 80. Southwest winds 10 to
15 mph. Gusts up to 25 mph in the afternoon.
.THURSDAY...Mostly clear. Highs 74 to 81. Light winds becoming
west around 10 mph in the afternoon.
$$
AZZ116-180115-
Eastern Mogollon Rim-
Including the cities of Heber, Happy Jack, and Forest Lakes
115 AM MST Sun May 17 2026
...RED FLAG WARNING IN EFFECT FROM 11 AM THIS MORNING TO 8 PM MST
THIS EVENING DUE TO STRONG WINDS AND LOW RELATIVE HUMIDITY...
.TODAY...
Sky/weather.........Mostly sunny. Patchy blowing dust in the
afternoon.
Max temperature.....69-78 below 5000 feet...64-74 above 5000 feet.
24 hr trend......6 degrees cooler.
Min humidity........12-17 percent.
24 hr trend......Little change.
20-foot winds.......Breezy. Southwest winds 15 to 25 mph. Gusts up
to 40 mph in the afternoon.
Free winds..........Southwest 20 to 30 mph increasing to 30 to 40
mph in the afternoon.
PoP.................0 percent.
Chance lightning....0 percent.
.TONIGHT...
Sky/weather.........Partly cloudy. Patchy blowing dust in the
evening.
Min temperature.....38-48.
24 hr trend......Little change.
Max humidity........80-100 percent below 5000 feet...69-89 percent
above 5000 feet.
24 hr trend......13 percent wetter.
20-foot winds.......Breezy. Southwest winds 15 to 25 mph with gusts
up to 40 mph.
Free winds..........Southwest 50 to 60 mph.
PoP.................0 percent.
Chance lightning....0 percent.
.MONDAY...
Sky/weather.........Mostly sunny.
Max temperature.....65-73 below 5000 feet...60-70 above 5000 feet.
24 hr trend......Little change.
Min humidity........18-23 percent.
24 hr trend......8 percent wetter.
20-foot winds.......Southwest winds 15 to 20 mph with gusts up to
30 mph.
Free winds..........Southwest 35 to 45 mph decreasing to 20 to 30
mph in the afternoon.
PoP.................0 percent.
Chance lightning....0 percent.
.FORECAST DAYS 3 THROUGH 5...
.TUESDAY...Mostly clear. Highs 66 to 76. Southwest winds 10 to
15 mph. Gusts up to 20 mph.
.WEDNESDAY...Partly cloudy. Highs 68 to 78. West winds 10 to
15 mph.
.THURSDAY...Mostly clear. Highs 69 to 79. Light winds becoming
southwest around 10 mph in the afternoon.
$$
AZZ117-180115-
White Mountains-
Including the cities of Show Low, Greer, and Pinetop
115 AM MST Sun May 17 2026
...RED FLAG WARNING IN EFFECT FROM 11 AM THIS MORNING TO 8 PM MST
THIS EVENING DUE TO STRONG WINDS AND LOW RELATIVE HUMIDITY...
.TODAY...
Sky/weather.........Mostly sunny.
Max temperature.....68-76 below 7000 feet...61-71 above 7000 feet.
24 hr trend......6 degrees cooler.
Min humidity........10-15 percent.
24 hr trend......Little change.
20-foot winds.......Breezy. Southwest winds 10 to 15 mph with gusts
up to 25 mph increasing to 20 to 25 mph with
gusts up to 35 mph in the afternoon.
Free winds..........Southwest 20 to 30 mph increasing to 30 to 40
mph in the afternoon.
PoP.................0 percent.
Chance lightning....0 percent.
Mixing height.......4500 ft AGL increasing to 8200 ft AGL in the
afternoon.
Transport winds.....Southwest around 10 knots increasing to around
25 knots in the afternoon.
Max Ventilation.....Excellent.
.TONIGHT...
Sky/weather.........Mostly clear. Patchy blowing dust in the
evening.
Min temperature.....43-49 below 7000 feet...35-45 above 7000 feet.
24 hr trend......Little change.
Max humidity........37-57 percent below 7000 feet...47-67 percent
above 7000 feet.
24 hr trend......6 percent wetter.
20-foot winds.......Breezy. Southwest winds 15 to 25 mph with gusts
up to 40 mph.
Free winds..........Southwest 45 to 55 mph.
PoP.................0 percent.
Chance lightning....0 percent.
.MONDAY...
Sky/weather.........Mostly sunny. Patchy blowing dust in the
morning.
Max temperature.....64-72 below 7000 feet...57-67 above 7000 feet.
24 hr trend......Little change.
Min humidity........16-21 percent.
24 hr trend......8 percent wetter.
20-foot winds.......Breezy. Southwest winds 15 to 25 mph with gusts
up to 35 mph.
Free winds..........Southwest 35 to 45 mph.
PoP.................0 percent.
Chance lightning....0 percent.
Mixing height.......4000 ft AGL increasing to 6800 ft AGL in the
afternoon.
Transport winds.....Southwest 20 to 25 knots.
Max Ventilation.....Excellent.
.FORECAST DAYS 3 THROUGH 5...
.TUESDAY...Mostly clear. Highs 66 to 76. Southwest winds 10 to
15 mph.
.WEDNESDAY...Mostly cloudy early in the morning then becoming
partly cloudy. Highs 68 to 78. Southwest winds 10 to 15 mph.
Gusts up to 20 mph.
.THURSDAY...Mostly clear. Highs 69 to 79. Light winds becoming
southwest around 10 mph in the afternoon.
$$
AZZ118-180115-
Northern Gila County-
Including the cities of Payson, Strawberry, and Young
115 AM MST Sun May 17 2026
.TODAY...
Sky/weather.........Mostly sunny.
Max temperature.....76-86 below 5000 feet...69-79 above 5000 feet.
24 hr trend......Little change.
Min humidity........9-14 percent.
24 hr trend......Little change.
20-foot winds.......South winds around 10 mph shifting to the
southwest 15 to 20 mph with gusts up to 30 mph
in the afternoon.
Free winds..........Southwest 15 to 25 mph increasing to 30 to 40
mph in the afternoon.
PoP.................0 percent.
Chance lightning....0 percent.
.TONIGHT...
Sky/weather.........Mostly clear.
Min temperature.....48-58 below 5000 feet...40-50 above 5000 feet.
24 hr trend......Little change.
Max humidity........50-70 percent below 5000 feet...71-91 percent
above 5000 feet.
24 hr trend......10 percent wetter.
20-foot winds.......Southwest winds 15 to 20 mph. Gusts up to 30
mph in the evening.
Free winds..........Southwest 40 to 50 mph.
PoP.................0 percent.
Chance lightning....0 percent.
.MONDAY...
Sky/weather.........Mostly sunny.
Max temperature.....71-81 below 5000 feet...64-74 above 5000 feet.
24 hr trend......Little change.
Min humidity........16-21 percent.
24 hr trend......8 percent wetter.
20-foot winds.......Southwest winds 10 to 15 mph with gusts up to
25 mph.
Free winds..........Southwest 30 to 40 mph decreasing to 20 to 30
mph in the afternoon.
PoP.................0 percent.
Chance lightning....0 percent.
.FORECAST DAYS 3 THROUGH 5...
.TUESDAY...Mostly clear. Highs 75 to 85. Light winds becoming
south 10 to 15 mph.
.WEDNESDAY...Partly cloudy. Highs 78 to 88. Light winds becoming
northwest around 10 mph in the morning, then shifting to the
southwest in the afternoon.
.THURSDAY...Mostly clear. Highs 79 to 89. Light winds becoming
southwest around 10 mph in the afternoon.
$$
.6 TO 10 DAY OUTLOOK FOR MAY 22 - 26 2026...
Near normal temperatures and above normal precipitation.
=
$$
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.
$$