National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Atmospheric River Bringing Heavy Rain to Southern California and Heavy Snow to the Sierra Nevadas

A strong atmospheric river will continue heavy rain over southern California through Friday. The heaviest rainfall is ongoing today in the Los Angeles Basin. Flash and urban flooding is possible. A prolonged heavy snowfall has begun over the Sierra Nevada Mountains and will continue through Friday. Travel will become increasingly difficult over the passes due to snow and strong winds. Read More >

Current conditions at

St George Regional Airport (KSGU)

Lat: 37.0451°NLon: 113.50561°WElev: 2872.0ft.

Rain

57°F

14°C

Humidity 82%
Wind Speed SSE 6 MPH
Barometer 30.01 in (1016.26 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 24 Dec 10:05 PM MST
Extended Forecast for

3 Miles SW Washington UT

  • Tonight

    Tonight: Rain and possibly a thunderstorm before 2am, then showers and possibly a thunderstorm, mainly after 2am. Low around 54. East wind 8 to 10 mph. Chance of precipitation is 100%.

    Low: 54 °F

    Showers

  • Christmas Day

    Christmas Day: Showers and possibly a thunderstorm before 8am, then a chance of rain, mainly between 8am and 2pm. High near 64. East wind 6 to 8 mph becoming west southwest in the afternoon. Chance of precipitation is 80%.

    High: 64 °F

    Showers then
    Chance Rain

  • Thursday Night

    Thursday Night: A 20 percent chance of rain. Partly cloudy, with a low around 46. West wind around 7 mph becoming east southeast in the evening.

    Low: 46 °F

    Slight Chance
    Rain

  • Friday

    Friday: A 40 percent chance of rain. Partly sunny, with a high near 60. Light and variable wind becoming southwest around 6 mph in the afternoon.

    High: 60 °F

    Chance Rain

  • Friday Night

    Friday Night: Rain likely. Mostly cloudy, with a low around 43. West southwest wind around 6 mph becoming calm in the evening. Chance of precipitation is 70%.

    Low: 43 °F

    Rain Likely

  • Saturday

    Saturday: A 50 percent chance of rain. Partly sunny, with a high near 54.

    High: 54 °F

    Chance Rain

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 31.

    Low: 31 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 50.

    High: 50 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 26.

    Low: 26 °F

    Mostly Clear

Detailed Forecast

Tonight
Rain and possibly a thunderstorm before 2am, then showers and possibly a thunderstorm, mainly after 2am. Low around 54. East wind 8 to 10 mph. Chance of precipitation is 100%.
Christmas Day
Showers and possibly a thunderstorm before 8am, then a chance of rain, mainly between 8am and 2pm. High near 64. East wind 6 to 8 mph becoming west southwest in the afternoon. Chance of precipitation is 80%.
Thursday Night
A 20 percent chance of rain. Partly cloudy, with a low around 46. West wind around 7 mph becoming east southeast in the evening.
Friday
A 40 percent chance of rain. Partly sunny, with a high near 60. Light and variable wind becoming southwest around 6 mph in the afternoon.
Friday Night
Rain likely. Mostly cloudy, with a low around 43. West southwest wind around 6 mph becoming calm in the evening. Chance of precipitation is 70%.
Saturday
A 50 percent chance of rain. Partly sunny, with a high near 54.
Saturday Night
Partly cloudy, with a low around 31.
Sunday
Sunny, with a high near 50.
Sunday Night
Mostly clear, with a low around 26.
Monday
Sunny, with a high near 52.
Monday Night
Mostly clear, with a low around 29.
Tuesday
Sunny, with a high near 54.
Tuesday Night
Partly cloudy, with a low around 31.
Wednesday
A chance of rain. Mostly sunny, with a high near 57.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SW Washington UT
 37.1°N 113.52°W (Elev. 2598 ft)
Last Update:
2:04 pm MST Dec 24, 2025
Forecast Valid:
10pm MST Dec 24, 2025-6pm MST Dec 31, 2025
 
Forecast Discussion
 
Get as KML Get as XML

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