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

South Valley Regional Airport (KSVR)

Lat: 40.6196°NLon: 111.99016°WElev: 4596.0ft.

Clear

57°F

14°C

Humidity 38%
Wind Speed S 35 MPH
Barometer 29.92 in (1013.21 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Last update 25 Dec 01:35 PM MST
Extended Forecast for

2 Miles SE Cottonwood Heights UT

  • Christmas Day

    Christmas Day: A 50 percent chance of rain.  Partly sunny, with a high near 60. South wind around 14 mph.

    High: 60 °F

    Chance Rain

  • Tonight

    Tonight: A 40 percent chance of rain.  Mostly cloudy, with a low around 43. South wind around 14 mph.

    Low: 43 °F

    Chance Rain

  • Friday

    Friday: Rain, mainly between 11am and 2pm, then showers and possibly a thunderstorm after 2pm.  Steady temperature around 46. South wind 10 to 14 mph.  Chance of precipitation is 90%.

    High: 46 °F

    Showers

  • Friday Night

    Friday Night: Rain showers before 2am, then rain and snow showers. Some thunder is also possible.  Low around 36. Southwest wind 6 to 9 mph.  Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

    Low: 36 °F

    Showers then
    Rain/Snow

  • Saturday

    Saturday: Snow.  High near 40. Calm wind becoming west northwest around 6 mph in the afternoon.  Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    High: 40 °F

    Snow

  • Saturday Night

    Saturday Night: A 40 percent chance of snow, mainly before 11pm.  Mostly cloudy, with a low around 21. New snow accumulation of 1 to 2 inches possible.

    Low: 21 °F

    Chance Snow

  • Sunday

    Sunday: Sunny, with a high near 32.

    High: 32 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 19.

    Low: 19 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 36.

    High: 36 °F

    Sunny

Detailed Forecast

Christmas Day
A 50 percent chance of rain. Partly sunny, with a high near 60. South wind around 14 mph.
Tonight
A 40 percent chance of rain. Mostly cloudy, with a low around 43. South wind around 14 mph.
Friday
Rain, mainly between 11am and 2pm, then showers and possibly a thunderstorm after 2pm. Steady temperature around 46. South wind 10 to 14 mph. Chance of precipitation is 90%.
Friday Night
Rain showers before 2am, then rain and snow showers. Some thunder is also possible. Low around 36. Southwest wind 6 to 9 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.
Saturday
Snow. High near 40. Calm wind becoming west northwest around 6 mph in the afternoon. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Saturday Night
A 40 percent chance of snow, mainly before 11pm. Mostly cloudy, with a low around 21. New snow accumulation of 1 to 2 inches possible.
Sunday
Sunny, with a high near 32.
Sunday Night
Mostly clear, with a low around 19.
Monday
Sunny, with a high near 36.
Monday Night
Mostly clear, with a low around 25.
Tuesday
Mostly sunny, with a high near 42.
Tuesday Night
Mostly clear, with a low around 30.
Wednesday
Sunny, with a high near 47.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SE Cottonwood Heights UT
 40.61°N 111.79°W (Elev. 5322 ft)
2:04 am MST Dec 25, 2025
2pm MST Dec 25, 2025-6pm MST Dec 31, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database