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

CHESTER (CESC1)

Lat: 40.29261°NLon: 121.24394°WElev: 4547.0ft.

NA

34°F

1°C

Humidity 90%
Wind Speed NW 1 MPH
Barometer NA
Dewpoint 31°F (-1°C)
Visibility NA
Last update 09 Dec 09:02 PM PST
Extended Forecast for

Chester CA

  • Tonight

    Tonight: Areas of frost after 2am.  Otherwise, mostly clear, with a low around 35. Calm wind.

    Low: 35 °F

    Mostly Clear
    then Areas
    Frost

  • Wednesday

    Wednesday: Areas of frost before 9am.  Otherwise, sunny, with a high near 59. Calm wind.

    High: 59 °F

    Areas Frost
    then Sunny

  • Wednesday Night

    Wednesday Night: Areas of frost before 3am, then areas of frost after 5am.  Otherwise, clear, with a low around 34. Calm wind.

    Low: 34 °F

    Mostly Clear
    then Areas
    Frost

  • Thursday

    Thursday: Widespread frost, mainly before 8am.  Otherwise, sunny, with a high near 58. Calm wind.

    High: 58 °F

    Frost then
    Sunny

  • Thursday Night

    Thursday Night: Widespread frost between 1am and 3am.  Otherwise, clear, with a low around 33. Light north northeast wind.

    Low: 33 °F

    Clear then
    Frost

  • Friday

    Friday: Widespread frost between 7am and 8am.  Otherwise, sunny, with a high near 60.

    High: 60 °F

    Frost then
    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 33.

    Low: 33 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 60.

    High: 60 °F

    Sunny

  • Saturday Night

    Saturday Night: Widespread frost, mainly after 2am.  Otherwise, mostly clear, with a low around 31.

    Low: 31 °F

    Frost

Detailed Forecast

Tonight
Areas of frost after 2am. Otherwise, mostly clear, with a low around 35. Calm wind.
Wednesday
Areas of frost before 9am. Otherwise, sunny, with a high near 59. Calm wind.
Wednesday Night
Areas of frost before 3am, then areas of frost after 5am. Otherwise, clear, with a low around 34. Calm wind.
Thursday
Widespread frost, mainly before 8am. Otherwise, sunny, with a high near 58. Calm wind.
Thursday Night
Widespread frost between 1am and 3am. Otherwise, clear, with a low around 33. Light north northeast wind.
Friday
Widespread frost between 7am and 8am. Otherwise, sunny, with a high near 60.
Friday Night
Mostly clear, with a low around 33.
Saturday
Sunny, with a high near 60.
Saturday Night
Widespread frost, mainly after 2am. Otherwise, mostly clear, with a low around 31.
Sunday
Widespread frost before 9am. Otherwise, mostly sunny, with a high near 55.
Sunday Night
A slight chance of showers. Widespread frost. Otherwise, partly cloudy, with a low around 32.
Monday
A chance of showers. Partly sunny, with a high near 52.
Monday Night
A chance of showers. Mostly cloudy, with a low around 34.
Tuesday
A chance of showers. Partly sunny, with a high near 53.
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ABOUT THIS FORECAST

 
Point Forecast:
Chester CA
 40.28°N 121.23°W (Elev. 4514 ft)
1:21 pm PST Dec 9, 2025
10pm PST Dec 9, 2025-6pm PST Dec 16, 2025
 
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Additional Resources

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