First published Oct 22, 2026, 9:36:16 AM UTC · Last updated Oct 22, 2026, 9:36:16 AM UTC

Thunderstorms and lightning

Severe Thunderstorm Watch — NWS Flagstaff AZ

Original source title

Severe Thunderstorm Watch issued October 22 at 2:15AM MST until October 22 at 10:00AM MST by NWS Flagstaff AZ

Reported by U.S. National Weather Service Alerts NWS

The National Weather Service issued Severe Thunderstorm Watch 691 for four Arizona counties, valid until 10:00 a.m. MST on October 22. The source lists affected cities and says the previous watch expired.

At a glance

Affected location: Arizona

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Why it matters

The watch covers parts of north-central, northeastern, and west-central Arizona through 10:00 a.m. MST.

Generated scores

Scores are based on the cited reporting and use a 1–10 scale. Read the methodology.

Confidence: 8/10How certain the assessment is based on the clarity and evidence in the cited reporting.
Geographic reach: 3/10How widely the event reaches, from a local area (1) to worldwide impact (10).
Global importance: 2/10The event's broader significance, from limited importance (1) to major global importance (10).
Impact magnitude: 2/10The scale or severity of the real-world impact, from minor (1) to extreme (10).
Urgency: 5/10How time-sensitive the event is, from low urgency (1) to immediate attention needed (10).

Primary official sources

U.S. National Weather Service Alerts NWS Severe Thunderstorm Watch issued October 22 at 2:15AM MST until October 22 at 10:00AM MST by NWS Flagstaff AZ

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