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

Flood Watch issued September 16 at 11:13AM MDT until September 17 at

Affecting Southwest Utah; Lower Washington County; Southern Mountains; Upper Sevier River Valleys; Bryce Canyon Country

In effect until: Sep 17, 2026, 8:15 AM

Southwest Utah; Lower Washington County; Southern Mountains; Upper Sevier River Valleys; Bryce Canyon Country

Possible impact zone; conditions develop through 8:15 AM.

You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued.

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Read the original bulletin (official text)

* WHAT...Flash flooding caused by excessive rainfall continues to be
possible.

* WHERE...A portion of Utah, including the following areas, Bryce
Canyon Country, Southern Mountains, Upper Sevier River Valleys,
Lower Washington County and Southwest Utah.

* WHEN...From 6 PM MDT this evening through late tonight.

* IMPACTS...Excessive runoff may result in flooding of rivers,
creeks, streams, dry washes, slot canyons, and other low-lying and
flood-prone locations such as slickrock areas and recent burn
scars.

* ADDITIONAL DETAILS...
- An area of showers and thunderstorms will develop into southwest
Utah this evening. The period of heaviest rainfall potential will
be overnight especially after 9 PM MDT this evening through the
early morning hours on Thursday. Flooding at night can be
especially dangerous and hard to see if driving at night.
- http://www.weather.gov/safety/flood

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

Flood Watch issued September 16 at 11:13AM MDT until September 17 at

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