Areas of Dangerous Heat and Heavy Rainfall Today

Hot temperatures and high humidity are forecast to continue across the mid-Mississippi Valley today. Heat Advisories remain in effect. Heavy to excessive rainfall today could bring areas of flooding to parts of the northern High Plains and Midwest into the Ohio Valley. Flood Watches remain in effect. Read More >

Current conditions at

St George Regional Airport (KSGU)

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

Clear

90°F

32°C

Humidity 9%
Wind Speed N 5 MPH
Barometer 29.95 in (1014.22 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Heat Index86°F (30°C)
Last update 20 Sep 04:56 PM MDT
Extended Forecast for

Saint George UT

  • Tonight

    Tonight: Partly cloudy, with a low around 66. Calm wind becoming north around 5 mph.

    Low: 66 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 91. East northeast wind around 5 mph becoming calm  in the morning.

    High: 91 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 66. Light and variable wind becoming east northeast 5 to 7 mph in the evening.  Chance of precipitation is 50%.

    Low: 66 °F

    Chance
    Showers

  • Tuesday

    Tuesday: Mostly cloudy, then gradually becoming sunny, with a high near 88. East wind around 6 mph becoming calm  in the afternoon.

    High: 88 °F

    Decreasing
    Clouds

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 66. West wind around 5 mph becoming light and variable  after midnight.

    Low: 66 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 90.

    High: 90 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 68.

    Low: 68 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 92.

    High: 92 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 69.

    Low: 69 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 66. Calm wind becoming north around 5 mph.
Monday
Mostly sunny, with a high near 91. East northeast wind around 5 mph becoming calm in the morning.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 66. Light and variable wind becoming east northeast 5 to 7 mph in the evening. Chance of precipitation is 50%.
Tuesday
Mostly cloudy, then gradually becoming sunny, with a high near 88. East wind around 6 mph becoming calm in the afternoon.
Tuesday Night
Mostly clear, with a low around 66. West wind around 5 mph becoming light and variable after midnight.
Wednesday
Sunny, with a high near 90.
Wednesday Night
Mostly clear, with a low around 68.
Thursday
Sunny, with a high near 92.
Thursday Night
Mostly clear, with a low around 69.
Friday
Sunny, with a high near 92.
Friday Night
Mostly clear, with a low around 69.
Saturday
Sunny, with a high near 92.
Saturday Night
Partly cloudy, with a low around 69.
Sunday
Mostly sunny, with a high near 90.
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ABOUT THIS FORECAST

 
Point Forecast:
Saint George UT
 37.12°N 113.58°W (Elev. 3169 ft)
12:31 pm MDT Sep 20, 2026
5pm MDT Sep 20, 2026-6pm MDT Sep 27, 2026
 
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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