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

KF6YUA Sebastopol (AR323)

Lat: 38.3803°NLon: 122.8242°WElev: 230.0ft.

NA

44°F

7°C

Humidity 99%
Wind Speed ESE 1 MPH
Barometer 30.27 in (1025.06 mb)
Dewpoint 44°F (7°C)
Visibility NA
Last update 09 Dec 08:53 PM PST
Extended Forecast for

4 Miles SSW Sebastopol CA

  • Tonight

    Tonight: Patchy dense fog.  Otherwise, partly cloudy, with a low around 42. Calm wind.

    Low: 42 °F

    Patchy Dense
    Fog

  • Wednesday

    Wednesday: Areas of dense fog before 11am.  Otherwise, sunny, with a high near 64. Calm wind.

    High: 64 °F

    Areas Dense
    Fog then
    Sunny

  • Wednesday Night

    Wednesday Night: Patchy fog.  Otherwise, mostly clear, with a low around 44. Calm wind.

    Low: 44 °F

    Patchy Fog

  • Thursday

    Thursday: Areas of fog before 11am.  Otherwise, sunny, with a high near 65. Calm wind.

    High: 65 °F

    Areas Fog
    then Sunny

  • Thursday Night

    Thursday Night: Patchy fog before 1am.  Otherwise, partly cloudy, with a low around 45. Calm wind.

    Low: 45 °F

    Patchy Fog

  • Friday

    Friday: Sunny, with a high near 64.

    High: 64 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 43.

    Low: 43 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 62.

    High: 62 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Areas of fog.  Otherwise, partly cloudy, with a low around 44.

    Low: 44 °F

    Areas Fog

Detailed Forecast

Tonight
Patchy dense fog. Otherwise, partly cloudy, with a low around 42. Calm wind.
Wednesday
Areas of dense fog before 11am. Otherwise, sunny, with a high near 64. Calm wind.
Wednesday Night
Patchy fog. Otherwise, mostly clear, with a low around 44. Calm wind.
Thursday
Areas of fog before 11am. Otherwise, sunny, with a high near 65. Calm wind.
Thursday Night
Patchy fog before 1am. Otherwise, partly cloudy, with a low around 45. Calm wind.
Friday
Sunny, with a high near 64.
Friday Night
Partly cloudy, with a low around 43.
Saturday
Mostly sunny, with a high near 62.
Saturday Night
Areas of fog. Otherwise, partly cloudy, with a low around 44.
Sunday
Areas of fog before noon. Otherwise, partly sunny, with a high near 60.
Sunday Night
A slight chance of rain. Areas of fog. Otherwise, mostly cloudy, with a low around 45.
Monday
A chance of rain. Patchy fog. Otherwise, mostly cloudy, with a high near 60.
Monday Night
A chance of rain. Patchy fog. Otherwise, mostly cloudy, with a low around 49.
Tuesday
A chance of rain. Patchy fog. Otherwise, partly sunny, with a high near 63.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSW Sebastopol CA
 38.34°N 122.85°W (Elev. 197 ft)
12:26 pm PST Dec 9, 2025
9pm 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