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 6%
Wind Speed W 18 MPH
Barometer 29.72 in (1006.44 mb)
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Heat Index101°F (38°C)
Last update 03 Aug 06:56 PM MDT
Extended Forecast for

Saint George UT

Extreme Heat Warning August 3, 07:04pm until August 3, 09:00pm
Click here for hazard details and duration
...
  •  
    Extreme Heat Warning August 3, 07:04pm until August 3, 09:00pm

    NOW until 9:00pm Mon

    Extreme Heat Warning

  • Tonight

    Low: 79 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 107. Calm wind becoming west southwest 5 to 9 mph in the afternoon.

    High: 107 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 79. West southwest wind 5 to 9 mph becoming light and variable after midnight.

    Low: 79 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 107. Calm wind becoming west southwest 5 to 7 mph in the afternoon.

    High: 107 °F

    Hot

  • Wednesday Night

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

    Low: 79 °F

    Mostly Clear

  • Thursday

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

    High: 107 °F

    Hot

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 80.

    Low: 80 °F

    Mostly Clear

  • Friday

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

    High: 109 °F

    Hot

Detailed Forecast

Tonight
Mostly clear, with a low around 79. West southwest wind 5 to 9 mph becoming light and variable after midnight.
Tuesday
Sunny and hot, with a high near 107. Calm wind becoming west southwest 5 to 9 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 79. West southwest wind 5 to 9 mph becoming light and variable after midnight.
Wednesday
Sunny and hot, with a high near 107. Calm wind becoming west southwest 5 to 7 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 79. West southwest wind 5 to 8 mph becoming light and variable.
Thursday
Sunny and hot, with a high near 107.
Thursday Night
Mostly clear, with a low around 80.
Friday
Sunny and hot, with a high near 109.
Friday Night
Mostly clear, with a low around 80.
Saturday
Sunny and hot, with a high near 109.
Saturday Night
Mostly clear, with a low around 82.
Sunday
Sunny and hot, with a high near 106.
Sunday Night
Partly cloudy, with a low around 80.
Monday
A slight chance of showers and thunderstorms. Mostly sunny and hot, with a high near 102.
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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 3, 2026
Forecast Valid:
7pm MDT Aug 3, 2026-6pm MDT Aug 10, 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