First published 10/11/2026, 7:06:15 AM UTC · Last updated 10/11/2026, 7:06:15 AM UTC

Flash Flood Warning issued October 10 at 11:32PM MST until October 11 at 2:30AM MST by NWS Phoenix AZ

NWS Phoenix issued an immediate warning for life-threatening flash flooding in parts of Arizona and California, in effect until 2:30 a.m. MST on October 11. Flooding was ongoing or expected shortly, and the alert advised turning around at flooded roads.

Why it matters

The source describes life-threatening flooding affecting roads and other areas, with immediate protective guidance.

Location

Categories: severe-weather-and-natural-disasters

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: 4/10How 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).
Positivity: 1/10How harmful or beneficial the event is, from strongly harmful (1) to strongly positive (10).
Urgency: 9/10How time-sensitive the event is, from low urgency (1) to immediate attention needed (10).

Sources

Primary official sourceFlash Flood Warning issued October 10 at 11:32PM MST until October 11 at 2:30AM MST by NWS Phoenix AZ

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