Heavy Great Lakes Snow through Friday; Extreme Cold and Potential for Major Winter Storm Late Week into this Weekend

Multiple clipper systems will bring cold temperatures and enhance lake-effect snow downwind of the Great Lakes. An arctic blast will bring frigid temperatures accompanied with gusty winds that may lead to dangerous wind chills beginning in the Northern Plains Thursday before expanding to the South and East. An expansive winter storm will start Friday in the Southern Rockies/Plains and Mid-South. Read More >

Current conditions at

HELL HOLE (HLLC1)

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

NA

46°F

8°C

Humidity 29%
Wind Speed NE 5 MPH
Barometer NA
Dewpoint 15°F (-9°C)
Visibility NA
Wind Chill44°F (7°C)
Last update 21 Jan 04:09 AM PST
Extended Forecast for

4 Miles ESE Donner Summit CA

  • Today

    Today: Mostly cloudy, with a high near 48. Calm wind.

    High: 48 °F

    Mostly Cloudy

  • Tonight

    Tonight: Cloudy, with a low around 32. Calm wind.

    Low: 32 °F

    Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 48. Calm wind.

    High: 48 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 25. Calm wind.

    Low: 25 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 43. Calm wind becoming north around 5 mph in the afternoon.

    High: 43 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 20.

    Low: 20 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 36.

    High: 36 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 18.

    Low: 18 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 42.

    High: 42 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly cloudy, with a high near 48. Calm wind.
Tonight
Cloudy, with a low around 32. Calm wind.
Thursday
Mostly cloudy, with a high near 48. Calm wind.
Thursday Night
Partly cloudy, with a low around 25. Calm wind.
Friday
Sunny, with a high near 43. Calm wind becoming north around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 20.
Saturday
Sunny, with a high near 36.
Saturday Night
Mostly clear, with a low around 18.
Sunday
Mostly sunny, with a high near 42.
Sunday Night
Mostly cloudy, with a low around 22.
Monday
Mostly sunny, with a high near 44.
Monday Night
Partly cloudy, with a low around 24.
Tuesday
Partly sunny, with a high near 47.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles ESE Donner Summit CA
 39.31°N 120.34°W (Elev. 6982 ft)
1:21 am PST Jan 21, 2026
5am PST Jan 21, 2026-6pm PST Jan 27, 2026
 
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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