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FloodsFlood 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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Follow: Floods in Arizona
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
- U.S. National Weather Service Alerts NWSFlood Watch issued October 20 at 12:37AM MST until October 22 at 11:00PM MST by NWS Flagstaff AZ
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