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Floods

Flood Watch — NWS Flagstaff AZ

Original source title

Flood Watch issued October 20 at 12:37AM MST until October 22 at 11:00PM MST by NWS Flagstaff AZ

Reported by U.S. National Weather Service Alerts NWS

On October 20, 2026, the NWS Flagstaff office issued a watch for northern and central Arizona, effective late that night through October 22 at 11 p.m. MST. Flash flooding is possible during the watch period.

At a glance

  • Affected location: Northern and central Arizona
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Why it matters

The notice warns of possible flash flooding across a broad part of Arizona and specifies when the watch is in effect.

Generated scores

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

Confidence
8/10
Geographic reach
3/10
Global importance
3/10
Impact magnitude
3/10
Urgency
4/10

Primary official sources

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