St. George, Utah Weather:
Active Weather Warnings
Wednesday, July 22, 2026
Sunny with a Chance of Thunderstorms
Day 106°
Night 81°
Precipitation 55 %
Wind 6 mph
UV Index (0 - 11+) 11

Weather Alerts and Warnings for

Severe Future Possible

Flood Watch

Flood Watch issued July 21 at 3:06AM MDT until July 22 at 3:00AM MDT by NWS Salt Lake City UT
Jul 21, 12:00 PM Jul 22, 3:00 AM
WHAT: Flash flooding caused by excessive rainfall continues to be
possible.

WHERE: A portion of Utah, including the following areas, Castle
Country, Central Mountains, Eastern Juab/Millard Counties, San
Rafael Swell, Sanpete Valley, Sevier Valley, Wasatch Plateau/Book
Cliffs, Western Millard and Juab Counties, Bryce Canyon Country,
Capitol Reef National Park and Vicinity, Glen Canyon Recreation
Area/Lake Powell, South Central Utah, Southern Mountains, Upper
Sevier River Valleys, Western Canyonlands, Lower Washington
County, Southwest Utah and Zion National Park.

WHEN: From noon MDT today through late tonight.

IMPACTS: Excessive rainfall may result in flooding of slot
canyons, normally dry washes, slick rock areas, recent burn scars
including Forsyth, France Canyon, Cottonwood, Silver King, and
Monroe Canyon, and other low-lying and flood-prone locations.
Flooding may occur in poor drainage and urban areas.

ADDITIONAL DETAILS:
- http://www.weather.gov/safety/flood
+ Read More
You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued.
Updated: Jul 21, 6:22 AM Source: NWS Alert