Tracking Atmospheric River in the Northwest U.S. and Clipper with Winter Weather in the Northeast U.S.

A prolonged atmospheric river will continue to bring gusty winds, heavy rainfall which may lead to urban and river flooding with possible landslides, and heavy inter-mountain snow over the Pacific Northwest into the northern Rockies through Thursday. A clipper will cross the Great Lakes and Northeast U.S. into Thursday with areas of moderate to heavy snow and mixed wintry precipitation. Read More >

Current conditions at

HELL HOLE (HLLC1)

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

NA

54°F

12°C

Humidity 38%
Wind Speed E 10 MPH
Barometer NA
Dewpoint 29°F (-2°C)
Visibility NA
Last update 10 Dec 06:09 AM PST
Extended Forecast for

4 Miles S Donner Summit CA

  • Today

    Today: Sunny, with a high near 62. Calm wind.

    High: 62 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 38. Calm wind.

    Low: 38 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 61. Calm wind.

    High: 61 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 36. East wind 3 to 5 mph.

    Low: 36 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 64. Calm wind.

    High: 64 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 35.

    Low: 35 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 62.

    High: 62 °F

    Sunny

  • Saturday Night

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

    Low: 33 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 58.

    High: 58 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 62. Calm wind.
Tonight
Clear, with a low around 38. Calm wind.
Thursday
Sunny, with a high near 61. Calm wind.
Thursday Night
Clear, with a low around 36. East wind 3 to 5 mph.
Friday
Sunny, with a high near 64. Calm wind.
Friday Night
Mostly clear, with a low around 35.
Saturday
Sunny, with a high near 62.
Saturday Night
Mostly clear, with a low around 33.
Sunday
Sunny, with a high near 58.
Sunday Night
Partly cloudy, with a low around 35.
Monday
A chance of showers. Partly sunny, with a high near 54.
Monday Night
A chance of showers. Mostly cloudy, with a low around 36.
Tuesday
A chance of showers. Partly sunny, with a high near 51.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles S Donner Summit CA
 39.26°N 120.39°W (Elev. 6191 ft)
1:21 am PST Dec 10, 2025
6am PST Dec 10, 2025-6pm PST Dec 16, 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