Prolonged Atmospheric River in the Pacific Northwest; Snow and High Winds from the Upper Midwest into the Northeast

A prolonged atmospheric river will continue to impact the Pacific Northwest into the Northern Rockies with heavy rainfall, areas of urban and river flooding, landslides, heavy mountain snow, and gusty winds into Thursday. A strong clipper system will bring the threat of heavy snow and high winds across the Upper Midwest/Great Lakes as well as portions of the interior Northeast and Appalachians. Read More >

Current conditions at

HELL HOLE (HLLC1)

Lat: 39.06971°NLon: 120.41989°WElev: 5240.0ft.

NA

53°F

12°C

Humidity 58%
Wind Speed ENE 2 MPH
Barometer NA
Dewpoint 38°F (3°C)
Visibility NA
Last update 09 Dec 05:09 PM PST
Extended Forecast for

4 Miles SE Donner Summit CA

  • Tonight

    Tonight: Mostly clear, with a low around 36. Calm wind becoming east northeast around 6 mph in the evening.

    Low: 36 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 55. Light and variable wind.

    High: 55 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 35. East wind 3 to 5 mph.

    Low: 35 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 55. Light and variable wind.

    High: 55 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 32. East wind around 6 mph.

    Low: 32 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 58.

    High: 58 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 32.

    Low: 32 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 56.

    High: 56 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 33.

    Low: 33 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 36. Calm wind becoming east northeast around 6 mph in the evening.
Wednesday
Sunny, with a high near 55. Light and variable wind.
Wednesday Night
Clear, with a low around 35. East wind 3 to 5 mph.
Thursday
Sunny, with a high near 55. Light and variable wind.
Thursday Night
Clear, with a low around 32. East wind around 6 mph.
Friday
Sunny, with a high near 58.
Friday Night
Mostly clear, with a low around 32.
Saturday
Sunny, with a high near 56.
Saturday Night
Mostly clear, with a low around 33.
Sunday
Sunny, with a high near 50.
Sunday Night
Partly cloudy, with a low around 33.
Monday
A slight chance of rain and snow showers. Mostly sunny, with a high near 48.
Monday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 32.
Tuesday
A chance of rain and snow showers. Partly sunny, with a high near 48.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SE Donner Summit CA
 39.29°N 120.34°W (Elev. 7067 ft)
1:21 pm PST Dec 9, 2025
5pm PST Dec 9, 2025-6pm PST Dec 16, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database