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

Heber Valley Airport (KHCR)

Lat: 40.47742°NLon: 111.43295°WElev: 5597.0ft.

Overcast

52°F

11°C

Humidity 63%
Wind Speed S 9 MPH
Barometer 29.92 in (1013.21 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Last update 25 Dec 05:35 AM MST
Extended Forecast for

4 Miles S Snowbird UT

Winter Weather Advisory December 26, 11:00am until December 28, 05:00am
Click here for hazard details and duration
Winter Weather Advisory
  • Overnight

    Overnight: Rain, possibly mixed with snow showers. Some thunder is also possible.  Steady temperature around 36. South southwest wind around 14 mph, with gusts as high as 33 mph.  Chance of precipitation is 90%. Little or no snow accumulation expected.

    Low: 36 °F

    Rain/Snow

  • Christmas Day

    Christmas Day: Rain, possibly mixed with snow showers, mainly before 11am. Some thunder is also possible.  High near 38. South southwest wind around 15 mph, with gusts as high as 33 mph.  Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    High: 38 °F

    Rain/Snow
    then Chance
    Rain/Snow

  • Thursday Night

    Thursday Night: A 40 percent chance of snow.  Mostly cloudy, with a low around 28. South southwest wind around 16 mph, with gusts as high as 37 mph.  New snow accumulation of less than one inch possible.

    Low: 28 °F

    Chance Snow

  • Friday

    Friday: Snow, mainly after 8am.  High near 32. South southwest wind around 14 mph, with gusts as high as 34 mph.  Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.

    High: 32 °F

    Snow

  • Friday Night

    Friday Night: Snow showers. The snow could be heavy at times. Some thunder is also possible.  Low around 23. West southwest wind 6 to 13 mph.  Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.

    Low: 23 °F

    Heavy Snow

  • Saturday

    Saturday: Snow.  High near 25. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    High: 25 °F

    Snow

  • Saturday Night

    Saturday Night: Snow likely, mainly before 11pm.  Mostly cloudy, with a low around 7. Chance of precipitation is 60%. New snow accumulation of 1 to 3 inches possible.

    Low: 7 °F

    Snow Likely
    then Chance
    Snow

  • Sunday

    Sunday: A slight chance of snow before 11am.  Sunny, with a high near 18.

    High: 18 °F

    Slight Chance
    Snow then
    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 7.

    Low: 7 °F

    Mostly Clear

Detailed Forecast

Overnight
Rain, possibly mixed with snow showers. Some thunder is also possible. Steady temperature around 36. South southwest wind around 14 mph, with gusts as high as 33 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Christmas Day
Rain, possibly mixed with snow showers, mainly before 11am. Some thunder is also possible. High near 38. South southwest wind around 15 mph, with gusts as high as 33 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Thursday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 28. South southwest wind around 16 mph, with gusts as high as 37 mph. New snow accumulation of less than one inch possible.
Friday
Snow, mainly after 8am. High near 32. South southwest wind around 14 mph, with gusts as high as 34 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.
Friday Night
Snow showers. The snow could be heavy at times. Some thunder is also possible. Low around 23. West southwest wind 6 to 13 mph. Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.
Saturday
Snow. High near 25. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Saturday Night
Snow likely, mainly before 11pm. Mostly cloudy, with a low around 7. Chance of precipitation is 60%. New snow accumulation of 1 to 3 inches possible.
Sunday
A slight chance of snow before 11am. Sunny, with a high near 18.
Sunday Night
Mostly clear, with a low around 7.
Monday
Sunny, with a high near 23.
Monday Night
Mostly clear, with a low around 14.
Tuesday
Mostly sunny, with a high near 30.
Tuesday Night
Mostly clear, with a low around 20.
Wednesday
Sunny, with a high near 34.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles S Snowbird UT
 40.51°N 111.66°W (Elev. 7756 ft)
2:04 am MST Dec 25, 2025
5am MST Dec 25, 2025-6pm MST Dec 31, 2025
 
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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