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 10:52 PM PST
Extended Forecast for

18 Miles NW Chester CA

  • Tonight

    Tonight: Widespread haze after 1am. Mostly clear, with a low around 40. Northwest wind around 6 mph.

    Low: 40 °F

    Haze

  • Wednesday

    Wednesday: Widespread haze between 7am and 10am. Sunny, with a high near 50. North northwest wind around 5 mph becoming calm  in the morning.

    High: 50 °F

    Haze then
    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 41. North wind around 6 mph.

    Low: 41 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 49. North wind around 5 mph becoming calm  in the morning.

    High: 49 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 39. East northeast wind around 8 mph.

    Low: 39 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 54.

    High: 54 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 38.

    Low: 38 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 51.

    High: 51 °F

    Sunny

  • Saturday Night

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

    Low: 35 °F

    Mostly Clear

Detailed Forecast

Tonight
Widespread haze after 1am. Mostly clear, with a low around 40. Northwest wind around 6 mph.
Wednesday
Widespread haze between 7am and 10am. Sunny, with a high near 50. North northwest wind around 5 mph becoming calm in the morning.
Wednesday Night
Clear, with a low around 41. North wind around 6 mph.
Thursday
Sunny, with a high near 49. North wind around 5 mph becoming calm in the morning.
Thursday Night
Clear, with a low around 39. East northeast wind around 8 mph.
Friday
Sunny, with a high near 54.
Friday Night
Mostly clear, with a low around 38.
Saturday
Sunny, with a high near 51.
Saturday Night
Mostly clear, with a low around 35.
Sunday
Mostly sunny, with a high near 44.
Sunday Night
A slight chance of snow showers. Mostly cloudy, with a low around 35.
Monday
A chance of rain and snow showers. Partly sunny, with a high near 41.
Monday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 35.
Tuesday
A chance of snow showers. Partly sunny, with a high near 43.
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ABOUT THIS FORECAST

 
Point Forecast:
18 Miles NW Chester CA
 40.47°N 121.48°W (Elev. 7999 ft)
1:21 pm PST Dec 9, 2025
11pm PST Dec 9, 2025-6pm PST Dec 16, 2025
 
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Additional Resources

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Hourly Weather Forecast

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