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.

Mostly Cloudy

63°F

17°C

Humidity 39%
Wind Speed NE 6 MPH
Barometer 29.94 in (1013.89 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 13 Apr 11:05 AM MDT
Extended Forecast for

Washington UT

  • Today

    Today: A slight chance of showers, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 65. Southwest wind 3 to 6 mph. Chance of precipitation is 50%.

    High: 65 °F

    Chance
    Showers

  • Tonight

    Tonight: A chance of showers and thunderstorms before 9pm, then showers likely and possibly a thunderstorm between 9pm and 3am, then showers likely after 3am. Mostly cloudy, with a low around 46. West southwest wind 5 to 7 mph becoming calm after midnight. Chance of precipitation is 70%.

    Low: 46 °F

    Showers
    Likely

  • Tuesday

    Tuesday: A 40 percent chance of showers. Partly sunny, with a high near 68. Calm wind becoming west southwest around 5 mph in the afternoon.

    High: 68 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 44. West southwest wind around 6 mph becoming calm after midnight.

    Low: 44 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 75. Calm wind becoming west southwest 5 to 7 mph in the afternoon.

    High: 75 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 50.

    Low: 50 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 75.

    High: 75 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A slight chance of showers. Partly cloudy, with a low around 41.

    Low: 41 °F

    Slight Chance
    Showers

  • Friday

    Friday: Sunny, with a high near 63.

    High: 63 °F

    Sunny

Detailed Forecast

Today
A slight chance of showers, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 65. Southwest wind 3 to 6 mph. Chance of precipitation is 50%.
Tonight
A chance of showers and thunderstorms before 9pm, then showers likely and possibly a thunderstorm between 9pm and 3am, then showers likely after 3am. Mostly cloudy, with a low around 46. West southwest wind 5 to 7 mph becoming calm after midnight. Chance of precipitation is 70%.
Tuesday
A 40 percent chance of showers. Partly sunny, with a high near 68. Calm wind becoming west southwest around 5 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 44. West southwest wind around 6 mph becoming calm after midnight.
Wednesday
Sunny, with a high near 75. Calm wind becoming west southwest 5 to 7 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 50.
Thursday
Mostly sunny, with a high near 75.
Thursday Night
A slight chance of showers. Partly cloudy, with a low around 41.
Friday
Sunny, with a high near 63.
Friday Night
Clear, with a low around 38.
Saturday
Sunny, with a high near 75.
Saturday Night
Partly cloudy, with a low around 47.
Sunday
Mostly sunny, with a high near 81.
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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:
10:46 am MDT Apr 13, 2026
Forecast Valid:
11am MDT Apr 13, 2026-6pm MDT Apr 19, 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