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

Strong Storms and Heavy Rainfall Threats; Dangerous Heat for Southern Plains into the Southwest

Thunderstorms, some severe, will impact areas of the Plains into the Midwest today. Rainfall can be locally heavy as well from these storms with isolated instances of flash flooding. Monsoonal flow will enhance rainfall across the Four Corners into the central Rockies today. Meanwhile, summer heat continues for the southern Plains, Southwest into southern California. 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 27%
Wind Speed N 0 MPH
Barometer 30.13 in (1020.32 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Heat Index87°F (31°C)
Last update 25 Aug 11:56 AM MDT
Extended Forecast for

Saint George UT

  • This Afternoon

    This Afternoon: Sunny and hot, with a high near 104. Light southwest wind.

    High: 104 °F

    Hot

  • Tonight

    Tonight: Partly cloudy, with a low around 77. North northwest wind around 6 mph becoming light and variable after midnight.

    Low: 77 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny and hot, with a high near 106. Calm wind becoming west southwest 5 to 7 mph in the afternoon.

    High: 106 °F

    Hot

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 78. West southwest wind 5 to 9 mph becoming calm after midnight.

    Low: 78 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 107. Light and variable wind becoming west southwest 5 to 10 mph in the afternoon.

    High: 107 °F

    Hot

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 79.

    Low: 79 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny and hot, with a high near 104.

    High: 104 °F

    Hot

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 78.

    Low: 78 °F

    Mostly Cloudy

  • Saturday

    Saturday: A slight chance of showers before noon. Mostly sunny and hot, with a high near 102.

    High: 102 °F

    Slight Chance
    Showers then
    Sunny

Detailed Forecast

This Afternoon
Sunny and hot, with a high near 104. Light southwest wind.
Tonight
Partly cloudy, with a low around 77. North northwest wind around 6 mph becoming light and variable after midnight.
Wednesday
Sunny and hot, with a high near 106. Calm wind becoming west southwest 5 to 7 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 78. West southwest wind 5 to 9 mph becoming calm after midnight.
Thursday
Sunny and hot, with a high near 107. Light and variable wind becoming west southwest 5 to 10 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 79.
Friday
Mostly sunny and hot, with a high near 104.
Friday Night
Mostly cloudy, with a low around 78.
Saturday
A slight chance of showers before noon. Mostly sunny and hot, with a high near 102.
Saturday Night
A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 76.
Sunday
A slight chance of showers and thunderstorms. Sunny, with a high near 98.
Sunday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 73.
Monday
A chance of showers and thunderstorms. Partly sunny, with a high near 94.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Saint George UT
 37.09°N 113.61°W (Elev. 2979 ft)
Last Update:
12:31 am MDT Aug 25, 2026
Forecast Valid:
12pm MDT Aug 25, 2026-6pm MDT Aug 31, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation