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

MANZANITA LAKE (VIOC1)

Lat: 40.54011°NLon: 121.58016°WElev: 5732.0ft.

NA

38°F

3°C

Humidity 80%
Wind Speed E 1 MPH
Barometer NA
Dewpoint 32°F (0°C)
Visibility NA
Last update 09 Dec 05:52 PM PST
Extended Forecast for

17 Miles NW Chester CA

  • Tonight

    Tonight: Widespread haze after 2am. Mostly clear, with a low around 42. North northwest wind 3 to 6 mph.

    Low: 42 °F

    Mostly Clear
    then Haze

  • Wednesday

    Wednesday: Sunny, with a high near 52. Calm wind.

    High: 52 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 42. North wind around 6 mph.

    Low: 42 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 52. Light north wind.

    High: 52 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 39. East northeast wind around 7 mph.

    Low: 39 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 57.

    High: 57 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 40.

    Low: 40 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 53.

    High: 53 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 36.

    Low: 36 °F

    Mostly Clear

Detailed Forecast

Tonight
Widespread haze after 2am. Mostly clear, with a low around 42. North northwest wind 3 to 6 mph.
Wednesday
Sunny, with a high near 52. Calm wind.
Wednesday Night
Clear, with a low around 42. North wind around 6 mph.
Thursday
Sunny, with a high near 52. Light north wind.
Thursday Night
Clear, with a low around 39. East northeast wind around 7 mph.
Friday
Sunny, with a high near 57.
Friday Night
Mostly clear, with a low around 40.
Saturday
Sunny, with a high near 53.
Saturday Night
Mostly clear, with a low around 36.
Sunday
Mostly sunny, with a high near 48.
Sunday Night
A slight chance of snow showers. Mostly cloudy, with a low around 36.
Monday
A chance of rain and snow showers. Partly sunny, with a high near 45.
Monday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 37.
Tuesday
A chance of rain and snow showers. Partly sunny, with a high near 46.
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ABOUT THIS FORECAST

 
Point Forecast:
17 Miles NW Chester CA
 40.44°N 121.5°W (Elev. 7133 ft)
1:21 pm PST Dec 9, 2025
6pm PST Dec 9, 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