First published Nov 2, 2026, 3:15:15 AM UTC · Last updated Nov 2, 2026, 3:15:15 AM UTC

Floods

Flash Flood Warning — NWS Phoenix AZ

Original source title

Flash Flood Warning issued November 1 at 8:01PM MST until November 2 at 12:00AM MST by NWS Phoenix AZ

Reported by U.S. National Weather Service Alerts NWS

The NWS reported radar-indicated thunderstorms and ongoing or imminent life-threatening flash flooding around the Sand Stone burn scar in Maricopa County, Arizona, with debris flows possible. The warning was in effect until midnight MST on November 2, 2026.

At a glance

Affected location: Sand Stone burn scar, Maricopa County, Arizona
The warning was in effect until midnight MST on November 2, 2026.

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Why it matters

The notice urges people in the warned area to climb to safety if they encounter floodwater.

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: 3/10The event's broader significance, from limited importance (1) to major global importance (10).
Impact magnitude: 5/10The scale or severity of the real-world impact, from minor (1) to extreme (10).
Urgency: 9/10How time-sensitive the event is, from low urgency (1) to immediate attention needed (10).

Primary official sources

U.S. National Weather Service Alerts NWS Flash Flood Warning issued November 1 at 8:01PM MST until November 2 at 12:00AM MST by NWS Phoenix AZ

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