Occurred Nov 7, 2026, 2:20:00 PM UTC

First published Nov 8, 2026, 1:08:15 AM UTC · Last updated Nov 8, 2026, 1:13:15 AM UTC

Floods

Flood Warning — NWS Phoenix AZ

Original source title

Flood Warning issued November 7 at 7:20AM MST until November 8 at 11:00PM MST by NWS Phoenix AZ

Reported by U.S. National Weather Service Alerts NWS, U.S. National Weather Service Alerts NWS

The warning reports ongoing flooding in Maricopa County, Arizona, caused by upstream dam releases. Low-water crossings are inundated and may not be passable; the warning remains in effect until November 9 at 2:00 AM MST.

At a glance

Affected location: Maricopa County

Illustrative image: Aerial view of the Grand Canyon with the Colorado River north of Grand Canyon Village, Arizona , USA Grand Canyon National Park in the US state of Arizona was declared a national park in 1919 and is one of the most famous protected areas in the USA. As early as 1908, President Theodore Roosevelt had placed the area under protection as a national monument in order to preserve its unique landscape. The centerpiece of the park is the Grand Canyon, which is approximately 450 kilometers long and up t — Dietmar Rabich/Wikimedia Commons, CC BY-SA 4.0

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Why it matters

The alert reports ongoing flooding and potentially impassable low-water crossings in the warned area.

Update history

Nov 7, 2026, 2:44 PM UTC
The warning reports ongoing flooding in Maricopa County, Arizona, caused by upstream dam releases. Low-water crossings are inundated and may not be passable; the warning remains in effect until November 9 at 2:00 AM MST.
U.S. National Weather Service Alerts NWS

Generated scores

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

Confidence: 7/10How 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: 4/10The scale or severity of the real-world impact, from minor (1) to extreme (10).
Urgency: 7/10How time-sensitive the event is, from low urgency (1) to immediate attention needed (10).

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