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

84°F

29°C

Humidity 9%
Wind Speed WSW 10 MPH
Barometer 29.91 in (1012.87 mb)
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 29 Mar 06:35 PM MDT
Extended Forecast for

Washington UT

  • Tonight

    Tonight: Partly cloudy, with a low around 55. West southwest wind 6 to 11 mph becoming light and variable after midnight.

    Low: 55 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 85. Light and variable wind becoming west southwest 8 to 13 mph in the morning.

    High: 85 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 58. West southwest wind 9 to 14 mph becoming light and variable after midnight.

    Low: 58 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 77. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.

    High: 77 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Showers likely, mainly after midnight. Cloudy, with a low around 53. Southwest wind 6 to 15 mph. Chance of precipitation is 70%.

    Low: 53 °F

    Chance
    Showers then
    Showers
    Likely

  • Wednesday

    Wednesday: A 50 percent chance of showers. Partly sunny, with a high near 72.

    High: 72 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 51.

    Low: 51 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 78.

    High: 78 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 45.

    Low: 45 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 55. West southwest wind 6 to 11 mph becoming light and variable after midnight.
Monday
Mostly sunny, with a high near 85. Light and variable wind becoming west southwest 8 to 13 mph in the morning.
Monday Night
Partly cloudy, with a low around 58. West southwest wind 9 to 14 mph becoming light and variable after midnight.
Tuesday
Mostly cloudy, with a high near 77. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.
Tuesday Night
Showers likely, mainly after midnight. Cloudy, with a low around 53. Southwest wind 6 to 15 mph. Chance of precipitation is 70%.
Wednesday
A 50 percent chance of showers. Partly sunny, with a high near 72.
Wednesday Night
Mostly clear, with a low around 51.
Thursday
Sunny, with a high near 78.
Thursday Night
Partly cloudy, with a low around 45.
Friday
Sunny, with a high near 67.
Friday Night
Mostly clear, with a low around 40.
Saturday
Sunny, with a high near 71.
Saturday Night
Clear, with a low around 42.
Sunday
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 Mar 29, 2026
Forecast Valid:
6pm MDT Mar 29, 2026-6pm MDT Apr 5, 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