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 >

Hazardous Weather Conditions

Current conditions at

Clark (CSU81)

Lat: 40.7043°NLon: 106.934°WElev: 7221.0ft.

NA

36°F

2°C

Humidity 71%
Wind Speed NE 2 MPH
Barometer NA
Dewpoint 28°F (-2°C)
Visibility NA
Last update 24 Dec 08:20 AM MST
Extended Forecast for

4 Miles NNW Hahns Peak CO

  • Today

    Today: Partly sunny, with a high near 44. South southwest wind around 10 mph, with gusts as high as 20 mph.

    High: 44 °F

    Partly Sunny

  • Tonight

    Tonight: A slight chance of rain showers between 11pm and 5am, then snow showers likely, possibly mixed with rain.  Mostly cloudy, with a low around 36. South southeast wind around 10 mph, with gusts as high as 20 mph.  Chance of precipitation is 60%. Little or no snow accumulation expected.

    Low: 36 °F

    Slight Chance
    Showers then
    Rain/Snow
    Likely

  • Christmas Day

    Christmas Day: Rain, possibly mixed with snow showers. Some thunder is also possible.  High near 41. Southwest wind around 15 mph, with gusts as high as 30 mph.  Chance of precipitation is 90%. Little or no snow accumulation expected.

    High: 41 °F

    Rain/Snow

  • Thursday Night

    Thursday Night: Rain and snow showers likely, becoming all snow after 8pm. Some thunder is also possible.  Mostly cloudy, with a low around 32. Southwest wind around 15 mph, with gusts as high as 30 mph.  Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 32 °F

    Rain/Snow
    Likely then
    Chance Snow
    Showers

  • Friday

    Friday: Snow showers likely, mainly after 11am. Some thunder is also possible.  Cloudy, with a high near 35. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph.  Chance of precipitation is 60%.

    High: 35 °F

    Snow Showers
    Likely and
    Breezy

  • Friday Night

    Friday Night: Snow showers. Some thunder is also possible.  Patchy blowing snow between 9pm and 11pm. Low around 25. Chance of precipitation is 90%.

    Low: 25 °F

    Snow Showers
    and Patchy
    Blowing Snow

  • Saturday

    Saturday: Snow showers.  High near 29. Chance of precipitation is 80%.

    High: 29 °F

    Snow Showers

  • Saturday Night

    Saturday Night: A chance of snow showers, mainly before 11pm.  Mostly cloudy, with a low around 12.

    Low: 12 °F

    Chance Snow
    Showers

  • Sunday

    Sunday: Mostly sunny, with a high near 23.

    High: 23 °F

    Mostly Sunny

Detailed Forecast

Today
Partly sunny, with a high near 44. South southwest wind around 10 mph, with gusts as high as 20 mph.
Tonight
A slight chance of rain showers between 11pm and 5am, then snow showers likely, possibly mixed with rain. Mostly cloudy, with a low around 36. South southeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Christmas Day
Rain, possibly mixed with snow showers. Some thunder is also possible. High near 41. Southwest wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Thursday Night
Rain and snow showers likely, becoming all snow after 8pm. Some thunder is also possible. Mostly cloudy, with a low around 32. Southwest wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Friday
Snow showers likely, mainly after 11am. Some thunder is also possible. Cloudy, with a high near 35. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%.
Friday Night
Snow showers. Some thunder is also possible. Patchy blowing snow between 9pm and 11pm. Low around 25. Chance of precipitation is 90%.
Saturday
Snow showers. High near 29. Chance of precipitation is 80%.
Saturday Night
A chance of snow showers, mainly before 11pm. Mostly cloudy, with a low around 12.
Sunday
Mostly sunny, with a high near 23.
Sunday Night
Mostly clear, with a low around 10.
Monday
Sunny, with a high near 29.
Monday Night
Mostly clear, with a low around 15.
Tuesday
Mostly sunny, with a high near 32.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NNW Hahns Peak CO
 40.84°N 106.96°W (Elev. 8799 ft)
6:27 am MST Dec 24, 2025
8am MST Dec 24, 2025-6pm MST Dec 30, 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