Washington County Weather Alerts

4 active weather alerts for Washington County.

Flash Flood WarningValid: September 28, 2026, 4:57 pm to September 28, 2026, 9:00 pmWhere: Kane, Washington CountiesLocations impacted: Zion National Park and Springdale
The National Weather Service in Salt Lake City has issued a

* Flash Flood Warning for... Western Kane County in southern Utah... East Central Washington County in southwestern Utah...

* Until 900 PM MDT.

* At 457 PM MDT, Doppler radar indicated thunderstorms producing heavy rain across portions of Zion National Park, and additional heavier rain is anticipated to move into the area over the next hour. Up to 0.25 inches of rain have fallen. Additional rainfall amounts of 0.5 to 1 inch are possible in the warned area. Flash flooding is ongoing or expected to begin shortly.

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

SOURCE...Radar indicated.

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

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

Move to higher ground now. Act quickly to protect your life.

Flooding is occurring or is imminent. It is important to know where you are relative to streams, rivers, or creeks which can become killers in heavy rains. Campers and hikers should avoid streams or creeks.

Flood WatchValid: September 28, 2026, 6:00 am to September 29, 2026, 6:00 amWhere: Wasatch Plateau/Book Cliffs, Western Millard and Juab Counties, Eastern Juab/Millard Counties, Sanpete Valley, Sevier Valley, Southwest Utah
* WHAT...Flooding caused by excessive rainfall continues to be possible.

* WHERE...A portion of Utah, including the following areas, Eastern Juab/Millard Counties, Sanpete Valley, Sevier Valley, Wasatch Plateau/Book Cliffs, Western Millard and Juab Counties and Southwest Utah.

* WHEN...From 6 AM MDT this morning 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...
- Deep tropical moisture will combine with an upper level low crossing the Desert Southwest to bring an increased threat of flash flooding through late tonight. Widespread rainfall totals of 0.75 to 1.75 inches, with locally higher amounts in excess of 2 inches will occur.
- http://www.weather.gov/safety/flood

You should monitor later forecasts and be alert for possible Flood Warnings. Those living in areas prone to flooding should be prepared to take action should flooding develop.

Flood WatchValid: September 28, 2026, 6:00 am to September 29, 2026, 6:00 amWhere: Central Mountains, Castle Country, San Rafael Swell, Southern Mountains, Upper Sevier River Valleys, Bryce Canyon Country
* WHAT...Flooding caused by excessive rainfall continues to be possible.

* WHERE...A portion of Utah, including the following areas, Castle Country, Central Mountains, San Rafael Swell, Bryce Canyon Country, Southern Mountains and Upper Sevier River Valleys.

* WHEN...From 6 AM MDT this morning 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 including Cottonwood, Widemouth 2, France Canyon, Monroe Canyon, Forsyth, and Silver King.

* ADDITIONAL DETAILS...
- Deep tropical moisture will combine with an upper level low crossing the Desert Southwest to bring an increased threat of flash flooding through late tonight. Widespread rainfall totals of 0.75 to 1.75 inches, with locally higher amounts in excess of 2 inches will occur.
- http://www.weather.gov/safety/flood

You should monitor later forecasts and be alert for possible Flood Warnings. Those living in areas prone to flooding should be prepared to take action should flooding develop.

Flood WatchValid: September 28, 2026, 6:00 am to September 30, 2026, 12:00 amWhere: Lower Washington County, Zion National Park, South Central Utah, Capitol Reef National Park and Vicinity, Western Canyonlands, Glen Canyon Recreation Area/Lake Powell
* WHAT...Flooding caused by excessive rainfall continues to be possible.

* WHERE...A portion of Utah, including the following areas, Capitol Reef National Park and Vicinity, Glen Canyon Recreation Area/Lake Powell, South Central Utah, Western Canyonlands, Lower Washington County and Zion National Park.

* WHEN...From 6 AM MDT this morning through Tuesday evening.

* 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...
- Deep tropical moisture will combine with an upper level low crossing the Desert Southwest to bring an increased threat of flash flooding through Tuesday evening. Widespread rainfall totals of 1 to 2 inches, with locally higher amounts up to 3 inches will occur.
- http://www.weather.gov/safety/flood

You should monitor later forecasts and be alert for possible Flood Warnings. Those living in areas prone to flooding should be prepared to take action should flooding develop.

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