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

73°F

23°C

Humidity 8%
Wind Speed SW 10 MPH
Barometer 29.86 in (1011.18 mb)
Dewpoint 10°F (-12°C)
Visibility 10.00 mi
Last update 23 Apr 05:56 PM MDT
Extended Forecast for

Washington UT

  • Tonight

    Tonight: Mostly clear, with a low around 47. West southwest wind 5 to 7 mph becoming calm after midnight.

    Low: 47 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 78. Light and variable wind becoming west southwest 5 to 10 mph in the afternoon.

    High: 78 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 52. West southwest wind 5 to 10 mph becoming light and variable after midnight.

    Low: 52 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 76. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.

    High: 76 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Showers likely, mainly after midnight. Mostly cloudy, with a low around 52. Southwest wind 6 to 13 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 52 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Sunday

    Sunday: Showers likely, with thunderstorms also possible after noon. Partly sunny, with a high near 65. Chance of precipitation is 60%.

    High: 65 °F

    Showers
    Likely then
    Chance
    Showers

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 47.

    Low: 47 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 74.

    High: 74 °F

    Sunny

  • Monday Night

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

    Low: 50 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 47. West southwest wind 5 to 7 mph becoming calm after midnight.
Friday
Mostly sunny, with a high near 78. Light and variable wind becoming west southwest 5 to 10 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 52. West southwest wind 5 to 10 mph becoming light and variable after midnight.
Saturday
Partly sunny, with a high near 76. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.
Saturday Night
Showers likely, mainly after midnight. Mostly cloudy, with a low around 52. Southwest wind 6 to 13 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday
Showers likely, with thunderstorms also possible after noon. Partly sunny, with a high near 65. Chance of precipitation is 60%.
Sunday Night
Partly cloudy, with a low around 47.
Monday
Sunny, with a high near 74.
Monday Night
Mostly clear, with a low around 50.
Tuesday
Sunny, with a high near 79.
Tuesday Night
Partly cloudy, with a low around 54.
Wednesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 80.
Wednesday Night
Partly cloudy, with a low around 54.
Thursday
Sunny, with a high near 78.
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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 pm MDT Apr 23, 2026
Forecast Valid:
6pm MDT Apr 23, 2026-6pm MDT Apr 30, 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