Severe Thunderstorm Warning for Coconino County near Wupatki National Monument (Sep 18, 2026)
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NWS Flagstaff has issued a Severe Thunderstorm Warning for Coconino County until 6:15 PM MST, with 60 mph winds and quarter-sized hail observed on radar.
Read this weather record in 30 seconds
- Record type
- Severe Thunderstorm Warning
- Affected area
- Coconino County, AZ
- Issued
- September 18, 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: publication date is recent, but current status is not stored on this page. Check the issuing agency's live warning service before acting because warnings can be updated, narrowed, or cancelled.
Alert Details
Severe Thunderstorm Warning issued by NWS Flagstaff AZ. Effective from 5:42 PM MST September 17, 2026 until 6:15 PM MST September 17, 2026.
Affected Areas
Coconino County in north central Arizona. Locations impacted include Black Falls Crossing, Wupatki National Monument, Ward Terrace, Black Falls, Standing Rocks and Gray Mountain. This includes U.S. Highway 89 between mile markers 457 and 460.
What You Should Do
Seek shelter inside a well-built structure and stay away from windows.
Expected Conditions
60 mph wind gusts and quarter size hail (1.00 inch). Radar indicated.
Timeline
Alert effective 2026-09-17T17:42:00-07:00 until 2026-09-17T18:15:00-07:00.
Original source: NOAA Official Notice ↗
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