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

77°F

25°C

Humidity 22%
Wind Speed W 8 MPH
Barometer 29.92 in (1013.21 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Heat Index77°F (25°C)
Last update 10 Apr 12:15 PM MDT
Extended Forecast for

Washington UT

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 82. Southwest wind 9 to 11 mph.

    High: 82 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 53. Southwest wind 6 to 13 mph becoming east southeast after midnight.

    Low: 53 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 76. East southeast wind 6 to 13 mph becoming west southwest in the afternoon.

    High: 76 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 50. Southwest wind 6 to 13 mph becoming east after midnight.

    Low: 50 °F

    Mostly Clear

  • Sunday

    Sunday: A 20 percent chance of showers after noon. Sunny, with a high near 72. East wind 6 to 15 mph becoming southwest in the afternoon. Winds could gust as high as 33 mph.

    High: 72 °F

    Sunny then
    Slight Chance
    Showers

  • Sunday Night

    Sunday Night: A 40 percent chance of showers. Mostly cloudy, with a low around 49.

    Low: 49 °F

    Chance
    Showers

  • Monday

    Monday: A chance of showers, with thunderstorms also possible after noon. Partly sunny, with a high near 65. Chance of precipitation is 50%.

    High: 65 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A chance of showers before midnight. Partly cloudy, with a low around 43.

    Low: 43 °F

    Chance
    Showers then
    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 70.

    High: 70 °F

    Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 82. Southwest wind 9 to 11 mph.
Tonight
Mostly clear, with a low around 53. Southwest wind 6 to 13 mph becoming east southeast after midnight.
Saturday
Sunny, with a high near 76. East southeast wind 6 to 13 mph becoming west southwest in the afternoon.
Saturday Night
Mostly clear, with a low around 50. Southwest wind 6 to 13 mph becoming east after midnight.
Sunday
A 20 percent chance of showers after noon. Sunny, with a high near 72. East wind 6 to 15 mph becoming southwest in the afternoon. Winds could gust as high as 33 mph.
Sunday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 49.
Monday
A chance of showers, with thunderstorms also possible after noon. Partly sunny, with a high near 65. Chance of precipitation is 50%.
Monday Night
A chance of showers before midnight. Partly cloudy, with a low around 43.
Tuesday
Sunny, with a high near 70.
Tuesday Night
Mostly clear, with a low around 45.
Wednesday
Sunny, with a high near 77.
Wednesday Night
Clear, with a low around 48.
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 10, 2026
Forecast Valid:
12pm MDT Apr 10, 2026-6pm MDT Apr 16, 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