Alert archive / Arizona / Wind Advisories in 2021
Wind Advisory 21, NWS Flagstaff, AZ
NWS Flagstaff, AZ issued this wind advisory at May 21, 2021, 3:36 AM MST for 4 counties in Arizona. It took effect at May 22, 2021, 11:00 AM MST. It was in force for 9 hr.
The area
The counties it named.
The facts
- Issued
- May 21, 2021, 3:36 AM MST (10:36 UTC)
- In effect from
- May 22, 2021, 11:00 AM MST
- Expired
- May 22, 2021, 8:00 PM MST
- In force
- 9 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 10:35 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 00:00Z, 10.6 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 2899 m above ground
- 0-6 km bulk shear
- 58 kt
- 0-1 km storm-relative helicity
- 222 m²/s²
- 0-3 km storm-relative helicity
- 307 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
383 WWUS75 KFGZ 211036 NPWFGZ URGENT - WEATHER MESSAGE National Weather Service Flagstaff AZ 336 AM MST Fri May 21 2021 AZZ009>017-039-040-220300- /O.NEW.KFGZ.WI.Y.0021.210522T1800Z-210523T0300Z/ /O.CON.KFGZ.WI.Y.0020.000000T0000Z-210522T0300Z/ Northeast Plateaus and Mesas Hwy 264 Northward-Chinle Valley- Chuska Mountains and Defiance Plateau- Little Colorado River Valley in Coconino County- Little Colorado River Valley in Navajo County- Little Colorado River Valley in Apache County- Western Mogollon Rim-Eastern Mogollon Rim-White Mountains- Black Mesa Area-Northeast Plateaus and Mesas South of Hwy 264- Including the cities of Keams Canyon, Kaibito, Canyon De Chelly, Chinle, Kayenta, Window Rock, Ganado, Wupatki N.M., Tuba City, Winslow, Holbrook, Snowflake, St. Johns, Springerville, Flagstaff, Williams, Munds Park, Heber, Happy Jack, Forest Lakes, Show Low, Greer, Pinetop, Navajo N.M., Dilkon, and Kykotsmovi 336 AM MST Fri May 21 2021 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 8 PM MST THIS EVENING... ...WIND ADVISORY IN EFFECT FROM 11 AM TO 8 PM MST SATURDAY... * WHAT...Today, south winds 25 to 35 mph with gusts up to 55 mph. Saturday, southwest winds 25 to 35 mph with gusts up to 50 mph expected. * WHERE...Much of northern Arizona including Navajo, Apache, and eastern Coconino counties. * WHEN...For the first Wind Advisory, until 8 PM MST this evening. For the second Wind Advisory, from 11 AM to 8 PM MST Saturday. * IMPACTS...Gusty winds could blow around unsecured objects. In addition, winds this strong can make driving difficult, especially for high profile vehicles. Expect strong cross winds along the Interstate 40 corridor. Localized areas of blowing dust may reduce visibility at times in northeast Arizona. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ AZZ004>008-037-038-220300- /O.CON.KFGZ.WI.Y.0020.000000T0000Z-210522T0300Z/ Kaibab Plateau-Marble and Glen Canyons-Grand Canyon Country- Coconino Plateau-Yavapai County Mountains- Yavapai County Valleys and Basins-Oak Creek and Sycamore Canyons- Including the cities of Jacob Lake, Fredonia, Page, Lees Ferry, Grand Canyon Village, Supai, North Rim, Valle, Prescott, Seligman, Ash Fork, Cottonwood, Camp Verde, Cordes Junction, Bagdad, and Sedona 336 AM MST Fri May 21 2021 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 8 PM MST THIS EVENING... * WHAT...South winds 25 to 30 mph with gusts up to 50 mph. * WHERE...Yavapai and western Coconino county. * WHEN...Until 8 PM MST this evening. * IMPACTS...Gusty winds could blow around unsecured objects. In addition, winds this strong can make driving difficult, especially for high profile vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ For more information from the National Weather Service visit https://weather.gov/flagstaff
5 follow-up statements
516 WWUS75 KFGZ 211955 NPWFGZ URGENT - WEATHER MESSAGE National Weather Service Flagstaff AZ 1255 PM MST Fri May 21 2021 AZZ009>017-039-040-221500- /O.CON.KFGZ.WI.Y.0020.000000T0000Z-210522T0300Z/ /O.CON.KFGZ.WI.Y.0021.210522T1800Z-210523T0300Z/ Northeast Plateaus and Mesas Hwy 264 Northward-Chinle Valley- Chuska Mountains and Defiance Plateau- Little Colorado River Valley in Coconino County- Little Colorado River Valley in Navajo County- Little Colorado River Valley in Apache County- Western Mogollon Rim-Eastern Mogollon Rim-White Mountains- Black Mesa Area-Northeast Plateaus and Mesas South of Hwy 264- Including the cities of Keams Canyon, Kaibito, Canyon De Chelly, Chinle, Kayenta, Window Rock, Ganado, Wupatki N.M., Tuba City, Winslow, Holbrook, Snowflake, St. Johns, Springerville, Flagstaff, Williams, Munds Park, Heber, Happy Jack, Forest Lakes, Show Low, Greer, Pinetop, Navajo N.M., Dilkon, and Kykotsmovi 1255 PM MST Fri May 21 2021 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 8 PM MST THIS EVENING... ...WIND ADVISORY REMAINS IN EFFECT FROM 11 AM TO 8 PM MST SATURDAY... * WHAT...Today, south winds 25 to 35 mph with gusts up to 60 mph. Saturday, southwest winds 25 to 35 mph with gusts up to 55 mph expected. * WHERE...Much of northern Arizona including Navajo, Apache, and eastern Coconino counties. * WHEN...For the first Wind Advisory, until 8 PM MST this evening. For the second Wind Advisory, from 11 AM to 8 PM MST Saturday. * IMPACTS...Gusty winds could blow around unsecured objects. In addition, winds this strong can make driving difficult, especially for high profile vehicles. Expect strong cross winds along the Interstate 40 corridor. Localized areas of blowing dust may reduce visibility at times in northeast Arizona. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ AZZ004>008-037-038-220300- /O.CON.KFGZ.WI.Y.0020.000000T0000Z-210522T0300Z/ Kaibab Plateau-Marble and Glen Canyons-Grand Canyon Country- Coconino Plateau-Yavapai County Mountains- Yavapai County Valleys and Basins-Oak Creek and Sycamore Canyons- Including the cities of Jacob Lake, Fredonia, Page, Lees Ferry, Grand Canyon Village, Supai, North Rim, Valle, Prescott, Seligman, Ash Fork, Cottonwood, Camp Verde, Cordes Junction, Bagdad, and Sedona 1255 PM MST Fri May 21 2021 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 8 PM MST THIS EVENING... * WHAT...Southwest winds 20 to 30 mph with gusts up to 50 mph. * WHERE...Yavapai and western Coconino county. * WHEN...Until 8 PM MST this evening. * IMPACTS...Gusty winds could blow around unsecured objects. In addition, winds this strong can make driving difficult, especially for high profile vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ For more information from the National Weather Service visit https://weather.gov/flagstaff
477 WWUS75 KFGZ 220302 NPWFGZ URGENT - WEATHER MESSAGE National Weather Service Flagstaff AZ 802 PM MST Fri May 21 2021 AZZ009>017-039-040-221900- /O.EXP.KFGZ.WI.Y.0020.000000T0000Z-210522T0300Z/ /O.CON.KFGZ.WI.Y.0021.210522T1800Z-210523T0300Z/ Northeast Plateaus and Mesas Hwy 264 Northward-Chinle Valley- Chuska Mountains and Defiance Plateau- Little Colorado River Valley in Coconino County- Little Colorado River Valley in Navajo County- Little Colorado River Valley in Apache County- Western Mogollon Rim-Eastern Mogollon Rim-White Mountains- Black Mesa Area-Northeast Plateaus and Mesas South of Hwy 264- Including the cities of Keams Canyon, Kaibito, Canyon De Chelly, Chinle, Kayenta, Window Rock, Ganado, Wupatki N.M., Tuba City, Winslow, Holbrook, Snowflake, St. Johns, Springerville, Flagstaff, Williams, Munds Park, Heber, Happy Jack, Forest Lakes, Show Low, Greer, Pinetop, Navajo N.M., Dilkon, and Kykotsmovi 802 PM MST Fri May 21 2021 ...WIND ADVISORY REMAINS IN EFFECT FROM 11 AM TO 8 PM MST SATURDAY... ...WIND ADVISORY WILL EXPIRE AT 8 PM MST THIS EVENING... * WHAT...Southwest winds 25 to 35 mph with gusts up to 55 mph expected. * WHERE...Much of northern Arizona including Navajo, Apache, and eastern Coconino counties. * WHEN...From 11 AM to 8 PM MST Saturday. * IMPACTS...Gusty winds could blow around unsecured objects. In addition, winds this strong can make driving difficult, especially for high profile vehicles. Expect strong cross winds along the Interstate 40 corridor. Areas of blowing dust may reduce visibility at times in northeast Arizona. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ AZZ004>008-037-038-220415- /O.EXP.KFGZ.WI.Y.0020.000000T0000Z-210522T0300Z/ Kaibab Plateau-Marble and Glen Canyons-Grand Canyon Country- Coconino Plateau-Yavapai County Mountains- Yavapai County Valleys and Basins-Oak Creek and Sycamore Canyons- Including the cities of Jacob Lake, Fredonia, Page, Lees Ferry, Grand Canyon Village, Supai, North Rim, Valle, Prescott, Seligman, Ash Fork, Cottonwood, Camp Verde, Cordes Junction, Bagdad, and Sedona 802 PM MST Fri May 21 2021 ...WIND ADVISORY WILL EXPIRE AT 8 PM MST THIS EVENING... Winds have decreased below advisory criteria this evening and the Wind Advisory will be allowed to expire at 8 PM MST. $$ For more information from the National Weather Service visit https://weather.gov/flagstaff
409 WWUS75 KFGZ 221000 NPWFGZ URGENT - WEATHER MESSAGE National Weather Service Flagstaff AZ 300 AM MST Sat May 22 2021 AZZ013-014-017-230300- /O.UPG.KFGZ.WI.Y.0021.210522T1800Z-210523T0300Z/ /O.NEW.KFGZ.HW.W.0001.210522T1800Z-210523T0300Z/ Little Colorado River Valley in Navajo County- Little Colorado River Valley in Apache County-White Mountains- Including the cities of Winslow, Holbrook, Snowflake, St. Johns, Springerville, Show Low, Greer, and Pinetop 300 AM MST Sat May 22 2021 ...HIGH WIND WARNING IN EFFECT FROM 11 AM THIS MORNING TO 8 PM MST THIS EVENING... * WHAT...Southwest winds 30 to 40 mph with gusts up to 60 mph expected. * WHERE...The Little Colorado River Valley from Winslow to St. Johns southward into the White Mountains. * WHEN...From 11 AM this morning to 8 PM MST this evening. * IMPACTS...High winds may move loose debris, damage property and cause falling trees and power outages. Travel will be difficult especially for high profile vehicles. * ADDITIONAL DETAILS...Local areas of blowing dust may reduce visibility in the lower elevations. PRECAUTIONARY/PREPAREDNESS ACTIONS... People are urged to secure loose objects that could be blown around or damaged by the wind. && $$ AZZ038-230300- /O.EXA.KFGZ.WI.Y.0021.210522T1800Z-210523T0300Z/ Oak Creek and Sycamore Canyons- Including the city of Sedona 300 AM MST Sat May 22 2021 ...WIND ADVISORY IN EFFECT FROM 11 AM THIS MORNING TO 8 PM MST THIS EVENING... * WHAT...Southwest winds 20 to 30 mph with gusts up to 45 mph expected. * WHERE...Oak Creek and Sycamore Canyons, including Sedona. * WHEN...From 11 AM this morning to 8 PM MST this evening. * IMPACTS...Gusty winds could blow around unsecured objects. In addition, winds this strong can make driving difficult, especially for high profile vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ AZZ009>012-015-016-039-040-230300- /O.CON.KFGZ.WI.Y.0021.210522T1800Z-210523T0300Z/ Northeast Plateaus and Mesas Hwy 264 Northward-Chinle Valley- Chuska Mountains and Defiance Plateau- Little Colorado River Valley in Coconino County- Western Mogollon Rim-Eastern Mogollon Rim-Black Mesa Area- Northeast Plateaus and Mesas South of Hwy 264- Including the cities of Keams Canyon, Kaibito, Canyon De Chelly, Chinle, Kayenta, Window Rock, Ganado, Wupatki N.M., Tuba City, Flagstaff, Williams, Munds Park, Heber, Happy Jack, Forest Lakes, Navajo N.M., Dilkon, and Kykotsmovi 300 AM MST Sat May 22 2021 ...WIND ADVISORY REMAINS IN EFFECT FROM 11 AM THIS MORNING TO 8 PM MST THIS EVENING... * WHAT...Southwest winds 25 to 35 mph with gusts up to 55 mph expected. * WHERE...The Mogollon Rim and northeastern Arizona. * WHEN...From 11 AM this morning to 8 PM MST this evening. * IMPACTS...Gusty winds could blow around unsecured objects. In addition, winds this strong can make driving difficult, especially for high profile vehicles. * ADDITIONAL DETAILS...Areas of blowing dust may reduce visibility at times in the lower valleys of northeastern Arizona. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ For more information from the National Weather Service visit https://weather.gov/flagstaff
207 WWUS75 KFGZ 221809 NPWFGZ URGENT - WEATHER MESSAGE National Weather Service Flagstaff AZ 1109 AM MST Sat May 22 2021 AZZ013-014-017-230300- /O.CON.KFGZ.HW.W.0001.000000T0000Z-210523T0300Z/ Little Colorado River Valley in Navajo County- Little Colorado River Valley in Apache County-White Mountains- Including the cities of Winslow, Holbrook, Snowflake, St. Johns, Springerville, Show Low, Greer, and Pinetop 1109 AM MST Sat May 22 2021 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 8 PM MST THIS EVENING... * WHAT...Southwest winds 30 to 40 mph with gusts up to 65 mph expected. * WHERE...The Little Colorado River Valley from Winslow to St. Johns southward into the White Mountains. * WHEN...Through 8 PM MST this evening. * IMPACTS...High winds may move loose debris, damage property and cause falling trees and power outages. Travel will be difficult especially for high profile vehicles. * ADDITIONAL DETAILS...Local areas of blowing dust may reduce visibility in the lower elevations. PRECAUTIONARY/PREPAREDNESS ACTIONS... People are urged to secure loose objects that could be blown around or damaged by the wind. && $$ AZZ009>012-015-016-038>040-230300- /O.CON.KFGZ.WI.Y.0021.000000T0000Z-210523T0300Z/ Northeast Plateaus and Mesas Hwy 264 Northward-Chinle Valley- Chuska Mountains and Defiance Plateau- Little Colorado River Valley in Coconino County- Western Mogollon Rim-Eastern Mogollon Rim- Oak Creek and Sycamore Canyons-Black Mesa Area- Northeast Plateaus and Mesas South of Hwy 264- Including the cities of Keams Canyon, Kaibito, Canyon De Chelly, Chinle, Kayenta, Window Rock, Ganado, Wupatki N.M., Tuba City, Flagstaff, Williams, Munds Park, Heber, Happy Jack, Forest Lakes, Sedona, Navajo N.M., Dilkon, and Kykotsmovi 1109 AM MST Sat May 22 2021 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 8 PM MST THIS EVENING... * WHAT...Southwest winds 25 to 35 mph with gusts up to 55 mph expected. * WHERE...The Mogollon Rim, Oak Creek, and northeastern Arizona. * WHEN...Through 8 PM MST this evening. * IMPACTS...Gusty winds could blow around unsecured objects. In addition, winds this strong can make driving difficult, especially for high profile vehicles. * ADDITIONAL DETAILS...Areas of blowing dust may reduce visibility at times in the lower valleys of northeastern Arizona. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ For more information from the National Weather Service visit https://weather.gov/flagstaff
416 WWUS75 KFGZ 230300 NPWFGZ URGENT - WEATHER MESSAGE National Weather Service Flagstaff AZ 800 PM MST Sat May 22 2021 AZZ013-014-017-230400- /O.EXP.KFGZ.HW.W.0001.000000T0000Z-210523T0300Z/ Little Colorado River Valley in Navajo County- Little Colorado River Valley in Apache County-White Mountains- Including the cities of Winslow, Holbrook, Snowflake, St. Johns, Springerville, Show Low, Greer, and Pinetop 800 PM MST Sat May 22 2021 ...HIGH WIND WARNING WILL EXPIRE AT 8 PM MST THIS EVENING... Winds will remain breezy this evening but will drop below warning criteria. Light winds are expected after midnight. $$ AZZ009>012-015-016-038>040-230400- /O.EXP.KFGZ.WI.Y.0021.000000T0000Z-210523T0300Z/ Northeast Plateaus and Mesas Hwy 264 Northward-Chinle Valley- Chuska Mountains and Defiance Plateau- Little Colorado River Valley in Coconino County- Western Mogollon Rim-Eastern Mogollon Rim- Oak Creek and Sycamore Canyons-Black Mesa Area- Northeast Plateaus and Mesas South of Hwy 264- Including the cities of Keams Canyon, Kaibito, Canyon De Chelly, Chinle, Kayenta, Window Rock, Ganado, Wupatki N.M., Tuba City, Flagstaff, Williams, Munds Park, Heber, Happy Jack, Forest Lakes, Sedona, Navajo N.M., Dilkon, and Kykotsmovi 800 PM MST Sat May 22 2021 ...WIND ADVISORY WILL EXPIRE AT 8 PM MST THIS EVENING... Winds will continue to gradually decrease through the evening and the Wind Advisory will be allowed to expire. $$ For more information from the National Weather Service visit https://weather.gov/flagstaff
The office that day
Everything else NWS Flagstaff, AZ issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 21, 4:28 AM MST | Fire Weather Watch | FGZ | Apache, Coconino, Navajo | 9 hr |
| May 21, 1:38 PM MST | Red Flag Warning | FGZ | Apache, Coconino, Navajo | 30 hr |
Nearby
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.