Alert archive / Arizona / Wind Advisories in 2021
Wind Advisory 28, NWS Flagstaff, AZ
NWS Flagstaff, AZ issued this wind advisory at Dec 25, 2021, 1:12 PM MST for 4 counties in Arizona. It took effect at Dec 26, 2021, 12:00 AM MST. It was in force for 17 hr.
The area
The counties it named.
The facts
- Issued
- Dec 25, 2021, 1:12 PM MST (20:12 UTC)
- In effect from
- Dec 26, 2021, 12:00 AM MST
- Expired
- Dec 26, 2021, 5:00 PM MST
- In force
- 17 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 20:16 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, 8.2 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
- 1013 m above ground
- 0-6 km bulk shear
- 84 kt
- 0-1 km storm-relative helicity
- 215 m²/s²
- 0-3 km storm-relative helicity
- 288 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
962 WWUS75 KFGZ 252012 NPWFGZ URGENT - WEATHER MESSAGE National Weather Service Flagstaff AZ 112 PM MST Sat Dec 25 2021 AZZ004-006>009-011>017-039-270000- /O.NEW.KFGZ.WI.Y.0028.211226T0700Z-211227T0000Z/ Kaibab Plateau-Grand Canyon Country-Coconino Plateau- Yavapai County Mountains- Northeast Plateaus and Mesas Hwy 264 Northward- 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- Including the cities of Jacob Lake, Fredonia, Grand Canyon Village, Supai, North Rim, Valle, Prescott, Seligman, Ash Fork, Keams Canyon, Kaibito, 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, and Navajo N.M. 112 PM MST Sat Dec 25 2021 ...WIND ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 5 PM MST SUNDAY... * WHAT...Southwest winds increasing to 20 to 30 mph with gusts from 45 to 55 mph later tonight through Sunday. * WHERE...Much of northern and central Arizona, especially along and just downwind of higher terrain features. * WHEN...From Midnight MST tonight to 5 PM MST Sunday. * IMPACTS...Gusty winds could blow around unsecured objects. Winds this strong can make driving difficult, especially for high profile vehicles. * ADDITIONAL DETAILS..Areas of blowing snow may develop above 7000 feet. Areas of blowing snow could significantly reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ For more information from the National Weather Service visit https://weather.gov/flagstaff
3 follow-up statements
038 WWUS75 KFGZ 260419 NPWFGZ URGENT - WEATHER MESSAGE National Weather Service Flagstaff AZ 919 PM MST Sat Dec 25 2021 AZZ004-006>009-011>017-039-270000- /O.CON.KFGZ.WI.Y.0028.211226T0700Z-211227T0000Z/ Kaibab Plateau-Grand Canyon Country-Coconino Plateau- Yavapai County Mountains- Northeast Plateaus and Mesas Hwy 264 Northward- Chuska Mountains and Defiance Plateau- Little Colorado River Valley in Coconino County- Little Colorado River Valley in Navajo County- Little Colorado River Valley in Apache County- Western Mogollon Rim-Eastern Mogollon Rim-White Mountains- Black Mesa Area- Including the cities of Jacob Lake, Fredonia, Grand Canyon Village, Supai, North Rim, Valle, Prescott, Seligman, Ash Fork, Keams Canyon, Kaibito, Window Rock, Ganado, Wupatki N.M., Tuba City, Winslow, Holbrook, Snowflake, St. Johns, Springerville, Flagstaff, Williams, Munds Park, Heber, Happy Jack, Forest Lakes, Show Low, Greer, Pinetop, and Navajo N.M. 919 PM MST Sat Dec 25 2021 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 5 PM MST SUNDAY... * WHAT...Southwest winds increasing to 20 to 30 mph with gusts from 45 to 55 mph later tonight through Sunday. * WHERE...Much of northern and central Arizona, especially along and just downwind of higher terrain features. * WHEN...From Midnight MST tonight to 5 PM MST Sunday. * IMPACTS...Gusty winds could blow around unsecured objects. Winds this strong can make driving difficult, especially for high profile vehicles. * ADDITIONAL DETAILS..Areas of blowing snow may develop above 7000 feet. Areas of blowing snow could significantly reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ For more information from the National Weather Service visit https://weather.gov/flagstaff
343 WWUS75 KFGZ 260934 NPWFGZ URGENT - WEATHER MESSAGE National Weather Service Flagstaff AZ 234 AM MST Sun Dec 26 2021 AZZ004-006>009-011>017-039-270000- /O.CON.KFGZ.WI.Y.0028.000000T0000Z-211227T0000Z/ Kaibab Plateau-Grand Canyon Country-Coconino Plateau- Yavapai County Mountains- Northeast Plateaus and Mesas Hwy 264 Northward- 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- Including the cities of Jacob Lake, Fredonia, Grand Canyon Village, Supai, North Rim, Valle, Prescott, Seligman, Ash Fork, Keams Canyon, Kaibito, 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, and Navajo N.M. 234 AM MST Sun Dec 26 2021 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 5 PM MST THIS AFTERNOON... * WHAT...Southwest winds 20 to 30 mph with gusts up to 50 mph. * WHERE...Much of northern and central Arizona, especially along and just downwind of higher terrain features. * WHEN...Until 5 PM MST this afternoon. * IMPACTS...Gusty winds could blow around unsecured objects. Winds this strong can make driving difficult, especially for high profile vehicles. * ADDITIONAL DETAILS..Areas of blowing snow may develop above 7000 feet. Areas of blowing snow could significantly reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ For more information from the National Weather Service visit https://weather.gov/flagstaff
839 WWUS75 KFGZ 262356 NPWFGZ URGENT - WEATHER MESSAGE National Weather Service Flagstaff AZ 456 PM MST Sun Dec 26 2021 AZZ004-006>009-011>017-039-270100- /O.EXP.KFGZ.WI.Y.0028.000000T0000Z-211227T0000Z/ Kaibab Plateau-Grand Canyon Country-Coconino Plateau- Yavapai County Mountains- Northeast Plateaus and Mesas Hwy 264 Northward- Chuska Mountains and Defiance Plateau- Little Colorado River Valley in Coconino County- Little Colorado River Valley in Navajo County- Little Colorado River Valley in Apache County- Western Mogollon Rim-Eastern Mogollon Rim-White Mountains- Black Mesa Area- Including the cities of Jacob Lake, Fredonia, Grand Canyon Village, Supai, North Rim, Valle, Prescott, Seligman, Ash Fork, Keams Canyon, Kaibito, Window Rock, Ganado, Wupatki N.M., Tuba City, Winslow, Holbrook, Snowflake, St. Johns, Springerville, Flagstaff, Williams, Munds Park, Heber, Happy Jack, Forest Lakes, Show Low, Greer, Pinetop, and Navajo N.M. 456 PM MST Sun Dec 26 2021 ...WIND ADVISORY WILL EXPIRE AT 5 PM MST THIS AFTERNOON... The southwest winds have decreased in intensity, below advisory criteria, early this evening across the region allowing the Wind Advisory to expire on time. Winds will remain breezy tonight before increasing once again for Monday afternoon and evening with gusts up to 40 mph forecast. $$ 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 |
|---|---|---|---|---|
| Dec 25, 2:41 AM MST | Winter Weather Advisory | FGZ | Coconino | 33 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.