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

68°F

20°C

Humidity 38%
Wind Speed WNW 3 MPH
Barometer NA
Dewpoint 41°F (5°C)
Visibility NA
Last update 10 Dec 03:09 PM PST
Extended Forecast for

4 Miles E Donner Summit CA

  • Tonight

    Tonight: Clear, with a low around 36. Light and variable wind.

    Low: 36 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 55. Calm wind.

    High: 55 °F

    Sunny

  • Thursday Night

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

    Low: 32 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 57. Light northeast wind.

    High: 57 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 34. East wind around 5 mph becoming calm  after midnight.

    Low: 34 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 55.

    High: 55 °F

    Sunny

  • Saturday Night

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

    Low: 32 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 52.

    High: 52 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 34.

    Low: 34 °F

    Partly Cloudy

Detailed Forecast

Tonight
Clear, with a low around 36. Light and variable wind.
Thursday
Sunny, with a high near 55. Calm wind.
Thursday Night
Clear, with a low around 32. East northeast wind around 6 mph.
Friday
Sunny, with a high near 57. Light northeast wind.
Friday Night
Mostly clear, with a low around 34. East wind around 5 mph becoming calm after midnight.
Saturday
Sunny, with a high near 55.
Saturday Night
Mostly clear, with a low around 32.
Sunday
Sunny, with a high near 52.
Sunday Night
Partly cloudy, with a low around 34.
Monday
A slight chance of showers after 10am. Mostly sunny, with a high near 50.
Monday Night
A chance of showers. Mostly cloudy, with a low around 35.
Tuesday
A chance of showers. Partly sunny, with a high near 46.
Tuesday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 33.
Wednesday
A chance of rain and snow showers. Partly sunny, with a high near 45.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles E Donner Summit CA
 39.32°N 120.31°W (Elev. 7064 ft)
1:21 pm PST Dec 10, 2025
3pm PST Dec 10, 2025-6pm PST Dec 17, 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