National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Monitoring Tsunami Impacts Across the Pacific; Air Quality Concerns; Dangerous Heat; Critical Fire Weather for the West

Tsunami impacts continue for portions of the Pacific basin. Wildfire smoke causes unhealthy air in Midwest to Great Lakes. Heat dome spans Mississippi Valley to Mid-Atlantic with excessive heat warnings and advisories. Critical fire weather in Great Basin to Pacific Northwest (dry thunderstorms). Cold front spawns severe storms/heavy rain in Central U.S. today, shifts to East Coast Thursday. Read More >

Hazardous Weather Conditions

Current conditions at

St George Regional Airport (KSGU)

Lat: 37.0451°NLon: 113.50561°WElev: 2872.0ft.

Clear

102°F

39°C

Humidity 7%
Wind Speed W 14 MPH
Barometer 29.88 in (1011.85 mb)
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Heat Index96°F (36°C)
Last update 30 Jul 05:50 PM MDT
Extended Forecast for

Saint George UT

Red Flag Warning July 30, 06:09pm until July 31, 10:00pm
Click here for hazard details and duration
Red Flag Warning
  •  
    Red Flag Warning July 30, 06:09pm until July 31, 10:00pm

    NOW until 10:00pm Thu

    Red Flag Warning

  • Tonight

    Low: 73 °F

    Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 104. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.

    High: 104 °F

    Hot

  • Thursday Night

    Thursday Night: Clear, with a low around 72. West southwest wind 5 to 11 mph becoming east after midnight.

    Low: 72 °F

    Clear

  • Friday

    Friday: Sunny and hot, with a high near 104. Light and variable wind becoming west southwest 5 to 8 mph in the afternoon.

    High: 104 °F

    Hot

  • Friday Night

    Friday Night: Clear, with a low around 73. West southwest wind 5 to 10 mph becoming east after midnight.

    Low: 73 °F

    Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 105.

    High: 105 °F

    Hot

  • Saturday Night

    Saturday Night: Clear, with a low around 73.

    Low: 73 °F

    Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 105.

    High: 105 °F

    Hot

Detailed Forecast

Tonight
Clear, with a low around 73. West southwest wind 5 to 11 mph becoming east northeast after midnight.
Thursday
Sunny and hot, with a high near 104. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.
Thursday Night
Clear, with a low around 72. West southwest wind 5 to 11 mph becoming east after midnight.
Friday
Sunny and hot, with a high near 104. Light and variable wind becoming west southwest 5 to 8 mph in the afternoon.
Friday Night
Clear, with a low around 73. West southwest wind 5 to 10 mph becoming east after midnight.
Saturday
Sunny and hot, with a high near 105.
Saturday Night
Clear, with a low around 73.
Sunday
Sunny and hot, with a high near 105.
Sunday Night
Mostly clear, with a low around 73.
Monday
Mostly sunny and hot, with a high near 104.
Monday Night
Partly cloudy, with a low around 76.
Tuesday
Mostly sunny and hot, with a high near 104.
Tuesday Night
Partly cloudy, with a low around 77.
Wednesday
Sunny and hot, with a high near 106.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Saint George UT
 37.1°N 113.58°W (Elev. 2631 ft)
Last Update:
3:06 pm MDT Jul 30, 2025
Forecast Valid:
6pm MDT Jul 30, 2025-6pm MDT Aug 6, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation