Severe Thunderstorm Warning for Coconino County near Wupatki National Monument
This alert is no longer in effect.
NOAA issued it on September 17, 2026, 2 days ago. Warnings of this kind stay in effect for hours to a few days, so this page is a historical record of what was issued, not a current warning. For conditions where you are right now, check weather.gov (US), weather.gc.ca (Canada), the Met Office (UK), or the Bureau of Meteorology (Australia).
Areazine synthesizes this NWS weather alert directly from NOAA's official public data feed. See our methodology for full source attribution and refresh cadence.
NWS Flagstaff has issued a Severe Thunderstorm Warning for Coconino County until 5:15 PM MST.
Read this weather record in 30 seconds
- Record type
- Severe Thunderstorm Warning
- Affected area
- Coconino County, AZ
- Issued
- September 17, 2026
- Issuing authority
- NWS Flagstaff AZ
Storm notices can cover different combinations of wind, hail, lightning, and rainfall. Use the original notice for the hazards and boundaries attached to this specific record.
Record status: historical. It was issued 2 days ago; use the issuing agency's live warning service for current conditions in Coconino County, AZ.
Alert Details
A Severe Thunderstorm Warning (SVR) has been issued by the National Weather Service in Flagstaff AZ. The alert is effective from September 17, 2026 at 4:47 PM MST until September 17, 2026 at 5:15 PM MST.
Affected Areas
The warning covers Coconino County in north central Arizona, including Wupatki National Monument, Doney Mountain, Gray Mountain, Wupatki Visitors Center, Cameron, and U.S. Highway 89 between mile markers 442 and 463.
What You Should Do
Seek shelter inside a well-built structure and stay away from windows.
Expected Conditions
At 4:47 PM MST, a severe thunderstorm was located 12 miles west of Wupatki National Monument, or 29 miles north of Flagstaff, moving northeast at 15 mph. Hazards include 60 mph wind gusts and quarter size hail.
Timeline
The alert is in effect from 4:47 PM MST to 5:15 PM MST on September 17, 2026.
Original source: NOAA Official Notice ↗
Related Weather Alerts
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Same severity (high) notices issued closest in time to September 17, 2026.
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