First published 10/11/2026, 6:40:15 PM UTC · Last updated 10/11/2026, 6:40:15 PM UTC

Flash Flood Warning issued October 11 at 12:18PM MDT until October 11 at 3:15PM MDT by NWS Salt Lake City UT

The National Weather Service in Salt Lake City issued a life-threatening flash flood warning for the Forsyth burn scar in Washington County, Utah, through 3:15 PM MDT. Heavy rain and rapidly rising river gauges were reported, with flash flooding and debris flows expected.

Illustrative image: Green River,Utah,USA. — Roman Eugeniusz/Wikimedia Commons, CC BY-SA 3.0

Why it matters

The warning describes life-threatening flooding and debris flows that may wash away roads and driveways.

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: 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: 4/10The 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 11 at 12:18PM MDT until October 11 at 3:15PM MDT by NWS Salt Lake City UT

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