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

Hazardous Weather Conditions

Current conditions at

St George Regional Airport (KSGU)

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

Clear

108°F

42°C

Humidity 11%
Wind Speed W 17 MPH
Barometer 29.85 in (1010.84 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Heat Index103°F (39°C)
Last update 05 Aug 06:00 PM MDT
Extended Forecast for

Saint George UT

Extreme Heat Warning August 6, 12:00pm until August 8, 09:00pm
Click here for hazard details and duration
Extreme Heat Warning

  • Tonight

    Tonight: Mostly clear, with a low around 79. West southwest wind 5 to 8 mph becoming light and variable after midnight.

    Low: 79 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 107. Calm wind becoming west southwest around 6 mph in the afternoon.

    High: 107 °F

    Hot

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 79. Southwest wind around 6 mph becoming light and variable after midnight.

    Low: 79 °F

    Mostly Clear

  • Friday

    Friday: Sunny and hot, with a high near 110. Light and variable wind.

    High: 110 °F

    Hot

  • Friday Night

    Friday Night: Mostly clear, with a low around 80. Light and variable wind becoming west around 5 mph.

    Low: 80 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 109.

    High: 109 °F

    Hot

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 81.

    Low: 81 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 107.

    High: 107 °F

    Hot

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 80.

    Low: 80 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 79. West southwest wind 5 to 8 mph becoming light and variable after midnight.
Thursday
Sunny and hot, with a high near 107. Calm wind becoming west southwest around 6 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 79. Southwest wind around 6 mph becoming light and variable after midnight.
Friday
Sunny and hot, with a high near 110. Light and variable wind.
Friday Night
Mostly clear, with a low around 80. Light and variable wind becoming west around 5 mph.
Saturday
Sunny and hot, with a high near 109.
Saturday Night
Mostly clear, with a low around 81.
Sunday
Sunny and hot, with a high near 107.
Sunday Night
Partly cloudy, with a low around 80.
Monday
Mostly sunny and hot, with a high near 103.
Monday Night
Partly cloudy, with a low around 79.
Tuesday
Mostly sunny and hot, with a high near 101.
Tuesday Night
Partly cloudy, with a low around 78.
Wednesday
Mostly sunny and hot, with a high near 100.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Saint George UT
 37.12°N 113.58°W (Elev. 3169 ft)
Last Update:
12:31 pm MDT Aug 5, 2026
Forecast Valid:
6pm MDT Aug 5, 2026-6pm MDT Aug 12, 2026
 
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