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

68°F

20°C

Humidity 15%
Wind Speed NW 3 MPH
Barometer 30.09 in (1018.96 mb)
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Last update 02 May 10:56 AM MDT
Extended Forecast for

Washington UT

  • Today

    Today: Sunny, with a high near 84. Calm wind becoming east southeast around 5 mph in the afternoon.

    High: 84 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 56. Southeast wind around 5 mph becoming light and variable in the evening.

    Low: 56 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 87. Light and variable wind becoming southwest around 6 mph in the afternoon.

    High: 87 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Partly cloudy, with a low around 57. South southwest wind 5 to 8 mph becoming east southeast after midnight. Chance of precipitation is 20%.

    Low: 57 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 80. East wind 5 to 10 mph becoming southwest in the afternoon.

    High: 80 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 50.

    Low: 50 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 72.

    High: 72 °F

    Sunny then
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers, mainly before midnight. Partly cloudy, with a low around 52.

    Low: 52 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 84. Calm wind becoming east southeast around 5 mph in the afternoon.
Tonight
Partly cloudy, with a low around 56. Southeast wind around 5 mph becoming light and variable in the evening.
Sunday
Partly sunny, with a high near 87. Light and variable wind becoming southwest around 6 mph in the afternoon.
Sunday Night
A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Partly cloudy, with a low around 57. South southwest wind 5 to 8 mph becoming east southeast after midnight. Chance of precipitation is 20%.
Monday
Sunny, with a high near 80. East wind 5 to 10 mph becoming southwest in the afternoon.
Monday Night
Mostly clear, with a low around 50.
Tuesday
A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 72.
Tuesday Night
A chance of showers, mainly before midnight. Partly cloudy, with a low around 52.
Wednesday
Sunny, with a high near 82.
Wednesday Night
Mostly clear, with a low around 54.
Thursday
Sunny, with a high near 90.
Thursday Night
Clear, with a low around 60.
Friday
Sunny, with a high near 95.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Washington UT
 37.13°N 113.5°W (Elev. 2799 ft)
Last Update:
12:31 am MDT May 2, 2026
Forecast Valid:
11am MDT May 2, 2026-6pm MDT May 8, 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