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

St George Regional Airport (KSGU)

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

Clear

79°F

26°C

Humidity 8%
Wind Speed SW 21 MPH
Barometer 29.8 in (1009.14 mb)
Dewpoint 14°F (-10°C)
Visibility 10.00 mi
Heat Index77°F (25°C)
Last update 11 Apr 04:20 PM MDT
Extended Forecast for

Washington UT

  • Tonight

    Tonight: Mostly clear, with a low around 50. Southwest wind 7 to 14 mph becoming southeast after midnight.

    Low: 50 °F

    Mostly Clear

  • Sunday

    Sunday: A 20 percent chance of showers after 3pm. Sunny, with a high near 72. East southeast wind 7 to 12 mph becoming west southwest 13 to 18 mph in the afternoon. Winds could gust as high as 33 mph.

    High: 72 °F

    Sunny then
    Slight Chance
    Showers

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 49. West southwest wind 13 to 18 mph becoming south southeast 5 to 10 mph after midnight. Winds could gust as high as 32 mph. Chance of precipitation is 40%.

    Low: 49 °F

    Chance
    Showers

  • Monday

    Monday: A 40 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 66. Calm wind becoming west southwest 5 to 8 mph in the afternoon.

    High: 66 °F

    Mostly Sunny
    then Chance
    Showers

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Partly cloudy, with a low around 43. Southwest wind 5 to 9 mph becoming calm after midnight. Chance of precipitation is 30%.

    Low: 43 °F

    Chance
    Showers then
    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 71.

    High: 71 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 45.

    Low: 45 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 78.

    High: 78 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 50.

    Low: 50 °F

    Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 50. Southwest wind 7 to 14 mph becoming southeast after midnight.
Sunday
A 20 percent chance of showers after 3pm. Sunny, with a high near 72. East southeast wind 7 to 12 mph becoming west southwest 13 to 18 mph in the afternoon. Winds could gust as high as 33 mph.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 49. West southwest wind 13 to 18 mph becoming south southeast 5 to 10 mph after midnight. Winds could gust as high as 32 mph. Chance of precipitation is 40%.
Monday
A 40 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 66. Calm wind becoming west southwest 5 to 8 mph in the afternoon.
Monday Night
A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Partly cloudy, with a low around 43. Southwest wind 5 to 9 mph becoming calm after midnight. Chance of precipitation is 30%.
Tuesday
Sunny, with a high near 71.
Tuesday Night
Mostly clear, with a low around 45.
Wednesday
Sunny, with a high near 78.
Wednesday Night
Clear, with a low around 50.
Thursday
Sunny, with a high near 79.
Thursday Night
Partly cloudy, with a low around 44.
Friday
Sunny, with a high near 72.
Friday Night
Mostly clear, with a low around 43.
Saturday
Sunny, with a high near 78.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Washington UT
 37.11°N 113.5°W (Elev. 2694 ft)
Last Update:
12:31 pm MDT Apr 11, 2026
Forecast Valid:
4pm MDT Apr 11, 2026-6pm MDT Apr 18, 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