Alert archive / Arizona / Red Flag Warnings in 2022

Red Flag Warning 21, NWS Flagstaff, AZ

June 18, 20224 counties in Arizona

NWS Flagstaff, AZ issued this red flag warning at Jun 18, 2022, 3:03 PM MST for 4 counties in Arizona. It took effect at Jun 19, 2022, 10:00 AM MST. It was in force for 10 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Jun 18, 2022, 3:03 PM MST (22:03 UTC)
In effect from
Jun 19, 2022, 10:00 AM MST
Expired
Jun 19, 2022, 8:00 PM MST
In force
10 hr
Issued by
NWS Flagstaff, AZ

Counties Apache County, AZ, Coconino County, AZ, Navajo County, AZ, Yavapai County, AZ

The radar

The Flagstaff radar (KFSX), 83 km from the middle of the area, began a volume at 22:02 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Flgstf/Belemont, AZ (KFGZ), launched 12:00Z, 10.1 hours before the alert went out and 70 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Flgstf/Belemont, AZ at 12:00Z on 2022-06-18Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km6 km9 km12 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Flgstf/Belemont, AZ at 12:00Z on 2022-06-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 218 square meters per square second.1939587897Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
4556 m above ground
0-6 km bulk shear
47 kt
0-1 km storm-relative helicity
218 m²/s²
0-3 km storm-relative helicity
200 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

963 
WWUS85 KFGZ 182203
RFWFGZ

URGENT - FIRE WEATHER MESSAGE
National Weather Service Flagstaff AZ
303 PM MST Sat Jun 18 2022

AZZ104>109-112-113-115-139-140-200300-
/O.UPG.KFGZ.FW.A.0014.220619T1700Z-220620T0300Z/
/O.NEW.KFGZ.FW.W.0021.220619T1700Z-220620T0300Z/
Kaibab Plateau (Fire Weather Zone 104)-
Marble and Glen Canyons (Fire Weather Zone 105)-
Grand Canyon Country (Fire Weather Zone 106)-
Coconino Plateau (Fire Weather Zone 107)-
Yavapai County Mountains (Fire Weather Zone 108)-
Northeast Plateau And Mesas Hwy 264 Northward (Fire Weather Zone
109)-
Little Colorado River Valley in Coconino County (Fire Weather
Zone 112)-
Little Colorado River Valley in Navajo County (Fire Weather Zone
113)-Western Mogollon Rim (Fire Weather Zone 115)-
Black Mesa Area (Fire Weather Zone 139)-
Northeast Plateaus and Mesas South of Hwy 264 (Fire Weather Zone
140)-
303 PM MST Sat Jun 18 2022

...RED FLAG WARNING IN EFFECT FROM 10 AM TO 8 PM MST SUNDAY DUE
TO STRONG WINDS AND LOW RELATIVE HUMIDITY FOR MOST OF NORTHERN
ARIZONA...

The National Weather Service in Flagstaff has issued a Red Flag
Warning due to strong winds and low relative humidity, which is
in effect from 10 AM to 8 PM MST Sunday. The Fire Weather Watch
is no longer in effect.

* AFFECTED AREA...Locations near Dilkon, Doney Park, Flagstaff, 
  Fredonia, Grand Canyon, Holbrook, Jacob Lake, Kykotsmovi, 
  North Rim, Page, Prescott, Prescott Valley, Seligman, Shonto, 
  Snowflake- Taylor, Tuba City, Valle, Williams and Winslow. 
  This includes portions of the Coconino National Forest, Kaibab 
  National Forest, Prescott National Forest and Tonto National 
  Forest.

* WINDS...Southwest 20 to 30 mph with gusts up to 50 mph.

* RELATIVE HUMIDITY...As low as 5 to 10 percent.

* IMPACTS...The combination of gusty winds and low humidity can 
  cause fire to rapidly grow in size and intensity before first 
  responders can contain them.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Red Flag Warning means that critical fire weather conditions
are either occurring or are imminent. A combination of strong
winds and low relative humidities can contribute to extreme fire
behavior.

Please notify field crews of this Red Flag Warning.

&&

$$

AZZ110-200300-
/O.NEW.KFGZ.FW.W.0021.220619T1700Z-220620T0300Z/
Chinle Valley (Fire Weather Zone 110)-
303 PM MST Sat Jun 18 2022

...RED FLAG WARNING IN EFFECT FROM 10 AM TO 8 PM MST SUNDAY DUE
TO STRONG WINDS AND LOW RELATIVE HUMIDITY FOR NORTHWESTERN APACHE
COUNTY...

The National Weather Service in Flagstaff has issued a Red Flag
Warning due to strong winds and low relative humidity, which is
in effect from 10 AM to 8 PM MST Sunday.

* AFFECTED AREA...Locations near Chinle and Kayenta. 

* WINDS...Southwest 20 to 30 mph with gusts up to 50 mph.

* RELATIVE HUMIDITY...As low as 5 to 10 percent.

* IMPACTS...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Red Flag Warning means that critical fire weather conditions
are either occurring or are imminent. A combination of strong
winds and low relative humidities can contribute to extreme fire
behavior.

Please notify field crews of this Red Flag Warning.

&&

$$

For more information from the National Weather Service visit
http://weather.gov/flagstaff
3 follow-up statements
491 
WWUS85 KFGZ 190946
RFWFGZ

URGENT - FIRE WEATHER MESSAGE
National Weather Service Flagstaff AZ
246 AM MST Sun Jun 19 2022

AZZ104>110-112-113-115-139-140-200300-
/O.CON.KFGZ.FW.W.0021.220619T1700Z-220620T0300Z/
Kaibab Plateau (Fire Weather Zone 104)-
Marble and Glen Canyons (Fire Weather Zone 105)-
Grand Canyon Country (Fire Weather Zone 106)-
Coconino Plateau (Fire Weather Zone 107)-
Yavapai County Mountains (Fire Weather Zone 108)-
Northeast Plateau And Mesas Hwy 264 Northward (Fire Weather Zone
109)-Chinle Valley (Fire Weather Zone 110)-
Little Colorado River Valley in Coconino County (Fire Weather
Zone 112)-
Little Colorado River Valley in Navajo County (Fire Weather Zone
113)-Western Mogollon Rim (Fire Weather Zone 115)-
Black Mesa Area (Fire Weather Zone 139)-
Northeast Plateaus and Mesas South of Hwy 264 (Fire Weather Zone
140)-
246 AM MST Sun Jun 19 2022

...RED FLAG WARNING REMAINS IN EFFECT FROM 10 AM THIS MORNING TO
8 PM MST THIS EVENING FOR MUCH OF NORTHERN ARIZONA...

* AFFECTED AREA...Much of Coconino and Navajo counties,
  northwestern Apache County, and the Yavapai mountains. This
  includes Flagstaff, Prescott, Williams, the Grand Canyon,
  Winslow, and Tuba City as well as portions of the Coconino 
  National Forest, Kaibab National Forest, Prescott National 
  Forest and Tonto National Forest.

* WINDS...Southwest 20 to 30 mph with gusts of 40 to 50 mph.

* RELATIVE HUMIDITY...5 to 10 percent.

* IMPACTS...The combination of gusty winds and low humidity can 
  cause fire to rapidly grow in size and intensity before first 
  responders can contain them.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Red Flag Warning means that critical fire weather conditions
are either occurring or are imminent. A combination of strong
winds and low relative humidities can contribute to extreme fire
behavior.

Avoid outdoor activities that can cause a spark near dry
vegetation, such as yard work, target shooting, or campfires.
Follow local fire restrictions. Check weather.gov/flagstaff for 
updates and livingwithfire.info for preparedness tips.

Please notify field crews of this Red Flag Warning.

&&

$$

For more information from the National Weather Service visit
http://weather.gov/flagstaff
905 
WWUS85 KFGZ 192243
RFWFGZ

URGENT - FIRE WEATHER MESSAGE
National Weather Service Flagstaff AZ
343 PM MST Sun Jun 19 2022

AZZ104>110-112-113-115-139-140-200300-
/O.CON.KFGZ.FW.W.0021.000000T0000Z-220620T0300Z/
Kaibab Plateau (Fire Weather Zone 104)-
Marble and Glen Canyons (Fire Weather Zone 105)-
Grand Canyon Country (Fire Weather Zone 106)-
Coconino Plateau (Fire Weather Zone 107)-
Yavapai County Mountains (Fire Weather Zone 108)-
Northeast Plateau And Mesas Hwy 264 Northward (Fire Weather Zone
109)-Chinle Valley (Fire Weather Zone 110)-
Little Colorado River Valley in Coconino County (Fire Weather
Zone 112)-
Little Colorado River Valley in Navajo County (Fire Weather Zone
113)-Western Mogollon Rim (Fire Weather Zone 115)-
Black Mesa Area (Fire Weather Zone 139)-
Northeast Plateaus and Mesas South of Hwy 264 (Fire Weather Zone
140)-
343 PM MST Sun Jun 19 2022

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM MST THIS EVENING
FOR MUCH OF NORTHERN ARIZONA...

* AFFECTED AREA...Much of Coconino and Navajo counties,
  northwestern Apache County, and the Yavapai mountains. This
  includes locations near Chinle, Flagstaff, Fredonia, Grand
  Canyon, North Rim, Page, Prescott, Tuba City, Williams and 
  Winslow. This includes portions of the Coconino National Forest,
  Kaibab National Forest, Prescott National Forest and Tonto 
  National Forest.

* WINDS...Southwest 20 to 30 mph with gusts up to 45 mph.

* RELATIVE HUMIDITY...5 to 15 percent.

* IMPACTS...The combination of gusty winds and low humidity can 
  cause fire to rapidly grow in size and intensity before first 
  responders can contain them.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Red Flag Warning means that critical fire weather conditions
are either occurring or are imminent. A combination of strong
winds and low relative humidities can contribute to extreme fire
behavior.

Avoid outdoor activities that can cause a spark near dry
vegetation, such as yard work, target shooting, or campfires.
Follow local fire restrictions. Check weather.gov/flagstaff for
updates and livingwithfire.info for preparedness tips.

Please notify field crews of this Red Flag Warning.

&&

$$

For more information from the National Weather Service visit
http://weather.gov/flagstaff
335 
WWUS85 KFGZ 200256
RFWFGZ

URGENT - FIRE WEATHER MESSAGE
National Weather Service Flagstaff AZ
756 PM MST Sun Jun 19 2022

AZZ104>110-112-113-115-139-140-200400-
/O.EXP.KFGZ.FW.W.0021.000000T0000Z-220620T0300Z/
Kaibab Plateau (Fire Weather Zone 104)-
Marble and Glen Canyons (Fire Weather Zone 105)-
Grand Canyon Country (Fire Weather Zone 106)-
Coconino Plateau (Fire Weather Zone 107)-
Yavapai County Mountains (Fire Weather Zone 108)-
Northeast Plateau And Mesas Hwy 264 Northward (Fire Weather Zone
109)-Chinle Valley (Fire Weather Zone 110)-
Little Colorado River Valley in Coconino County (Fire Weather
Zone 112)-
Little Colorado River Valley in Navajo County (Fire Weather Zone
113)-Western Mogollon Rim (Fire Weather Zone 115)-
Black Mesa Area (Fire Weather Zone 139)-
Northeast Plateaus and Mesas South of Hwy 264 (Fire Weather Zone
140)-
756 PM MST Sun Jun 19 2022

...RED FLAG WARNING WILL EXPIRE AT 8 PM MST THIS EVENING FOR MUCH
OF NORTHERN ARIZONA...

Winds speeds have largely decreased across the area and will 
continue to decrease overnight. The Red Flag Warning will expire 
at 8 PM MST.

$$

For more information from the National Weather Service visit
http://weather.gov/flagstaff

The office that day

Everything else NWS Flagstaff, AZ issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 18, 12:55 PM MSTSpecial Weather StatementFGZ35 min
Jun 18, 2:59 PM MSTWind AdvisoryFGZApache, Coconino, Navajo29 hr

Nearby

Red Flag Warnings in Arizona, 2022Every red flag warning in 2022

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.