National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Tracking Atmospheric River in the Northwest U.S. and Clipper with Winter Weather in the Northeast U.S.

A prolonged atmospheric river will continue to bring gusty winds, heavy rainfall which may lead to urban and river flooding with possible landslides, and heavy inter-mountain snow over the Pacific Northwest into the northern Rockies through Thursday. A clipper will cross the Great Lakes and Northeast U.S. into Thursday with areas of moderate to heavy snow and mixed wintry precipitation. Read More >

Current conditions at

KF6YUA Sebastopol (AR323)

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

NA

51°F

11°C

Humidity 88%
Wind Speed E 2 MPH
Barometer 30.23 in (1023.71 mb)
Dewpoint 48°F (9°C)
Visibility NA
Last update 10 Dec 12:39 PM PST
Extended Forecast for

3 Miles W Cotati CA

  • This Afternoon

    This Afternoon: Sunny, with a high near 54. Light and variable wind.

    High: 54 °F

    Sunny

  • Tonight

    Tonight: Widespread dense fog, mainly after 1am. Otherwise, partly cloudy, with a low around 40. Calm wind.

    Low: 40 °F

    Dense Fog

  • Thursday

    Thursday: Widespread dense fog, mainly before 10am. Otherwise, mostly sunny, with a high near 57. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 57 °F

    Dense Fog
    then Sunny

  • Thursday Night

    Thursday Night: Patchy fog after 9pm. Otherwise, mostly clear, with a low around 40. Light south wind.

    Low: 40 °F

    Patchy Fog

  • Friday

    Friday: Patchy fog before 10am. Otherwise, sunny, with a high near 59. Light east southeast wind.

    High: 59 °F

    Patchy Fog
    then Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 41.

    Low: 41 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 62.

    High: 62 °F

    Sunny

  • Saturday Night

    Saturday Night: Widespread fog, mainly between 1am and 4am. Otherwise, partly cloudy, with a low around 42.

    Low: 42 °F

    Fog

  • Sunday

    Sunday: Areas of fog before 11am. Otherwise, partly sunny, with a high near 60.

    High: 60 °F

    Areas Fog
    then Mostly
    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 54. Light and variable wind.
Tonight
Widespread dense fog, mainly after 1am. Otherwise, partly cloudy, with a low around 40. Calm wind.
Thursday
Widespread dense fog, mainly before 10am. Otherwise, mostly sunny, with a high near 57. Calm wind becoming southwest around 5 mph in the afternoon.
Thursday Night
Patchy fog after 9pm. Otherwise, mostly clear, with a low around 40. Light south wind.
Friday
Patchy fog before 10am. Otherwise, sunny, with a high near 59. Light east southeast wind.
Friday Night
Mostly clear, with a low around 41.
Saturday
Sunny, with a high near 62.
Saturday Night
Widespread fog, mainly between 1am and 4am. Otherwise, partly cloudy, with a low around 42.
Sunday
Areas of fog before 11am. Otherwise, partly sunny, with a high near 60.
Sunday Night
Widespread fog, mainly after 1am. Otherwise, mostly cloudy, with a low around 43.
Monday
A slight chance of showers. Widespread fog. Otherwise, mostly cloudy, with a high near 60.
Monday Night
A chance of showers. Patchy fog. Otherwise, cloudy, with a low around 49.
Tuesday
A chance of showers. Patchy fog. Otherwise, mostly cloudy, with a high near 61.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles W Cotati CA
 38.33°N 122.76°W (Elev. 253 ft)
Last Update:
12:37 pm PST Dec 10, 2025
Forecast Valid:
12pm PST Dec 10, 2025-6pm PST Dec 16, 2025
 
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