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.

Partly Cloudy

50°F

10°C

Humidity 66%
Wind Speed N 0 MPH
Barometer 30.09 in (1018.96 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 26 Dec 03:05 AM MST
Extended Forecast for

Saint George UT

  • Overnight

    Overnight: Partly cloudy, with a low around 45. East northeast wind around 6 mph.

    Low: 45 °F

    Partly Cloudy

  • Friday

    Friday: A 30 percent chance of rain after 2pm. Partly sunny, with a high near 58. East northeast wind around 6 mph becoming south southwest in the afternoon.

    High: 58 °F

    Partly Sunny
    then Chance
    Rain

  • Friday Night

    Friday Night: Rain, mainly before 2am. Low around 43. West wind around 6 mph becoming light and variable after midnight. Chance of precipitation is 90%.

    Low: 43 °F

    Rain

  • Saturday

    Saturday: A 50 percent chance of rain before 11am. Mostly sunny, with a high near 51. Calm wind.

    High: 51 °F

    Chance Rain
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 31. Calm wind becoming north around 5 mph after midnight.

    Low: 31 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 43.

    High: 43 °F

    Sunny

  • Sunday Night

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

    Low: 26 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 45.

    High: 45 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 28.

    Low: 28 °F

    Mostly Clear

Detailed Forecast

Overnight
Partly cloudy, with a low around 45. East northeast wind around 6 mph.
Friday
A 30 percent chance of rain after 2pm. Partly sunny, with a high near 58. East northeast wind around 6 mph becoming south southwest in the afternoon.
Friday Night
Rain, mainly before 2am. Low around 43. West wind around 6 mph becoming light and variable after midnight. Chance of precipitation is 90%.
Saturday
A 50 percent chance of rain before 11am. Mostly sunny, with a high near 51. Calm wind.
Saturday Night
Mostly clear, with a low around 31. Calm wind becoming north around 5 mph after midnight.
Sunday
Sunny, with a high near 43.
Sunday Night
Mostly clear, with a low around 26.
Monday
Sunny, with a high near 45.
Monday Night
Mostly clear, with a low around 28.
Tuesday
Sunny, with a high near 50.
Tuesday Night
Mostly clear, with a low around 31.
Wednesday
Mostly sunny, with a high near 52.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 36.
New Year's Day
A chance of rain. Partly sunny, with a high near 51.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Saint George UT
 37.12°N 113.58°W (Elev. 3169 ft)
Last Update:
2:04 am MST Dec 26, 2025
Forecast Valid:
3am MST Dec 26, 2025-6pm MST Jan 1, 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