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

Tracking Atmospheric River for California; Record Temperatures Further East

An atmospheric river will bring gusty to high winds, moderate to heavy rainfall, and potential flooding to California today through Saturday. Heavy snow will be possible over the Sierra Nevada mountains into Friday associated with this atmospheric river. East of these impacts dozens of record high maximum and high minimum temperatures may be broken or tied today and Friday. Read More >

Hazardous Weather Conditions

Current conditions at

KF6YUA Sebastopol (AR323)

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

NA

59°F

15°C

Humidity 99%
Wind Speed E 0 MPH
Barometer 29.88 in (1011.85 mb)
Dewpoint 59°F (15°C)
Visibility NA
Last update 13 Nov 10:37 AM PST
Extended Forecast for

Cotati CA

Flood Advisory November 13, 10:49am until November 13, 11:30am
Click here for hazard details and duration
Flood Advisory
  •  
    Flood Advisory November 13, 10:49am until November 13, 11:30am

    NOW until 11:30am Thu

    Flood Advisory

  • Today

    High: 62 °F

    Showers and
    Breezy

  • Tonight

    Tonight: A 40 percent chance of rain. Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 51. East southeast wind 5 to 10 mph, with gusts as high as 20 mph. New precipitation amounts of less than a tenth of an inch possible.

    Low: 51 °F

    Chance Rain
    and Patchy
    Fog

  • Friday

    Friday: A 30 percent chance of rain, mainly before 10am. Patchy fog before 7am. Otherwise, partly sunny, with a high near 64. East wind 3 to 5 mph. New precipitation amounts of less than a tenth of an inch possible.

    High: 64 °F

    Chance Rain
    and Patchy
    Fog

  • Friday Night

    Friday Night: Patchy fog after 9pm. Otherwise, partly cloudy, with a low around 46. Calm wind.

    Low: 46 °F

    Patchy Fog

  • Saturday

    Saturday: A 20 percent chance of rain after 10am. Areas of fog before 11am. Otherwise, partly sunny, with a high near 66. Calm wind. New precipitation amounts of less than a tenth of an inch possible.

    High: 66 °F

    Slight Chance
    Rain and
    Areas Fog

  • Saturday Night

    Saturday Night: A 30 percent chance of rain, mainly before 4am. Patchy fog before 10pm, then patchy fog after 1am. Otherwise, mostly cloudy, with a low around 48. New precipitation amounts of less than a tenth of an inch possible.

    Low: 48 °F

    Chance Rain
    and Patchy
    Fog

  • Sunday

    Sunday: A 30 percent chance of rain, mainly after 10am. Patchy fog before 7am. Otherwise, mostly cloudy, with a high near 60.

    High: 60 °F

    Chance Rain
    and Patchy
    Fog

  • Sunday Night

    Sunday Night: A chance of rain. Mostly cloudy, with a low around 48.

    Low: 48 °F

    Chance Rain

Detailed Forecast

Today
Showers and possibly a thunderstorm. High near 62. Breezy, with a south southwest wind 17 to 22 mph decreasing to 10 to 15 mph in the afternoon. Winds could gust as high as 43 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
A 40 percent chance of rain. Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 51. East southeast wind 5 to 10 mph, with gusts as high as 20 mph. New precipitation amounts of less than a tenth of an inch possible.
Friday
A 30 percent chance of rain, mainly before 10am. Patchy fog before 7am. Otherwise, partly sunny, with a high near 64. East wind 3 to 5 mph. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
Patchy fog after 9pm. Otherwise, partly cloudy, with a low around 46. Calm wind.
Saturday
A 20 percent chance of rain after 10am. Areas of fog before 11am. Otherwise, partly sunny, with a high near 66. Calm wind. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
A 30 percent chance of rain, mainly before 4am. Patchy fog before 10pm, then patchy fog after 1am. Otherwise, mostly cloudy, with a low around 48. New precipitation amounts of less than a tenth of an inch possible.
Sunday
A 30 percent chance of rain, mainly after 10am. Patchy fog before 7am. Otherwise, mostly cloudy, with a high near 60.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 48.
Monday
A chance of rain, mainly before 4pm. Partly sunny, with a high near 60.
Monday Night
A slight chance of rain before 10pm. Mostly cloudy, with a low around 43.
Tuesday
Mostly sunny, with a high near 62.
Tuesday Night
Patchy fog. Otherwise, partly cloudy, with a low around 42.
Wednesday
A chance of rain. Patchy fog. Otherwise, partly sunny, with a high near 60.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Cotati CA
 38.34°N 122.7°W (Elev. 98 ft)
Last Update:
2:09 am PST Nov 13, 2025
Forecast Valid:
10am PST Nov 13, 2025-6pm PST Nov 19, 2025
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation