First published Nov 1, 2026, 6:41:15 PM UTC · Last updated Nov 1, 2026, 7:43:15 PM UTC

Floods

Flash Flood Warning — NWS Tucson AZ

Original source title

Flash Flood Warning issued November 1 at 10:43AM MST until November 1 at 1:45PM MST by NWS Tucson AZ

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

The National Weather Service in Tucson issued a flash flood warning for south-central Pima County and Santa Cruz County, Arizona, until 2:30 p.m. MST on November 1. The alert reports flash flooding is ongoing or expected to begin shortly.

At a glance

Affected location: Pima County and Santa Cruz County, Arizona

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Why it matters

The warning identifies immediate flash-flood risk in the affected counties, including urban areas, roads, and low-lying locations.

Update history

Nov 1, 2026, 6:27 PM UTC
The National Weather Service in Tucson issued a flash flood warning for south-central Pima County and Santa Cruz County, Arizona, until 2:30 p.m. MST on November 1. The alert reports flash flooding is ongoing or expected to begin shortly.
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: 8/10How 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: 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).

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