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

35°F

2°C

Humidity 81%
Wind Speed E 1 MPH
Barometer NA
Dewpoint 30°F (-1°C)
Visibility NA
Last update 09 Dec 07:52 PM PST
Extended Forecast for

20 Miles NW Chester CA

  • Tonight

    Tonight: Widespread haze after 1am. Mostly clear, with a temperature rising to around 39 by 5am. Northwest wind around 11 mph.

    Low: 36 °F

    Mostly Clear
    then Haze

  • Wednesday

    Wednesday: Widespread haze before 10am. Sunny, with a high near 43. North northwest wind 5 to 9 mph.

    High: 43 °F

    Haze then
    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 37. Northwest wind around 11 mph.

    Low: 37 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 43. Northwest wind 5 to 9 mph.

    High: 43 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 35. East northeast wind around 15 mph.

    Low: 35 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 46.

    High: 46 °F

    Sunny

  • Friday Night

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

    Low: 36 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 43.

    High: 43 °F

    Sunny

  • Saturday Night

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

    Low: 32 °F

    Mostly Clear

Detailed Forecast

Tonight
Widespread haze after 1am. Mostly clear, with a temperature rising to around 39 by 5am. Northwest wind around 11 mph.
Wednesday
Widespread haze before 10am. Sunny, with a high near 43. North northwest wind 5 to 9 mph.
Wednesday Night
Clear, with a low around 37. Northwest wind around 11 mph.
Thursday
Sunny, with a high near 43. Northwest wind 5 to 9 mph.
Thursday Night
Clear, with a low around 35. East northeast wind around 15 mph.
Friday
Sunny, with a high near 46.
Friday Night
Mostly clear, with a low around 36.
Saturday
Sunny, with a high near 43.
Saturday Night
Mostly clear, with a low around 32.
Sunday
Mostly sunny, with a high near 36.
Sunday Night
A slight chance of snow showers. Mostly cloudy, with a low around 31.
Monday
A chance of snow showers. Partly sunny, with a high near 33.
Monday Night
A chance of snow showers. Mostly cloudy, with a low around 31.
Tuesday
A chance of snow showers. Partly sunny, with a high near 36.
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ABOUT THIS FORECAST

 
Point Forecast:
20 Miles NW Chester CA
 40.48°N 121.51°W (Elev. 9485 ft)
1:21 pm PST Dec 9, 2025
8pm 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