Severe · Flash Flood WarningThis alert has expired. It is kept for reference.

Flash Flood Warning issued October 21 at 2:49PM MDT until October 21

Affecting Washington, UT

In effect until: Oct 21, 2026, 10:00 PM

Washington, UT

Likely impact in Washington, UT; effects through 10:00 PM.

Get to higher ground now. Never drive through flooded roads.

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At 249 PM MDT, Zion National Park Service dispatch reported ongoing
flash flooding within Zion Canyon in Zion National Park, specifically
Behunin Canyon and upper Emerald Pools...but additional flash
flooding is occurring in areas on the east side of the canyon as
well. Up to 0.5 inches of rain have fallen. Additional thunderstorms
capable of heavy rain remain possible through the remainder of the
day. Flash flooding is already occurring.

HAZARD...Life threatening flash flooding. Thunderstorms producing
flash flooding.

SOURCE...National Park Service reported.

IMPACT...Life threatening flash flooding of slot canyons and normally
dry washes.

Some locations that will experience flash flooding include...
Zion National Park.

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Alert data: U.S. National Weather Service / NOAA · Translation: WeatherTranslate™

Flash Flood Warning issued October 21 at 2:49PM MDT until October 21

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