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Prolonged Extreme Cold; Eastern U.S. Winter Storm

Another Arctic blast will surge south across the northern Plains Thursday night, crossing the Midwest and reaching the Gulf Coast Friday night. Confidence continues to increase for significant heavy snow across much of the Southern Appalachians, Carolinas, and southern Mid-Atlantic Friday into Sunday. Read More >

Hazardous Weather Conditions

Current conditions at

KF6YUA Sebastopol (AR323)

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

NA

43°F

6°C

Humidity 99%
Wind Speed SSE 0 MPH
Barometer 30.4 in (1029.46 mb)
Dewpoint 43°F (6°C)
Visibility NA
Last update 29 Jan 04:07 AM PST
Extended Forecast for

3 Miles S Cotati CA

Coastal Flood Advisory January 29, 06:00am until February 1, 12:00pm
Click here for hazard details and duration
Coastal Flood Advisory

  • Today

    Today: Areas of fog before 10am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 64. Light and variable wind.

    High: 64 °F

    Areas Fog
    then Sunny

  • Tonight

    Tonight: Patchy fog. Otherwise, increasing clouds, with a low around 41. Calm wind.

    Low: 41 °F

    Patchy Fog

  • Friday

    Friday: Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 62. Calm wind becoming east around 5 mph in the afternoon.

    High: 62 °F

    Patchy Fog
    then Mostly
    Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 42. Calm wind.

    Low: 42 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 64. East wind around 6 mph.

    High: 64 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Patchy fog after 9pm. Otherwise, mostly cloudy, with a low around 44.

    Low: 44 °F

    Patchy Fog

  • Sunday

    Sunday: Areas of fog before 11am. Otherwise, mostly cloudy, with a high near 61.

    High: 61 °F

    Areas Fog
    then Mostly
    Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 41.

    Low: 41 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 62.

    High: 62 °F

    Mostly Sunny

Detailed Forecast

Today
Areas of fog before 10am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 64. Light and variable wind.
Tonight
Patchy fog. Otherwise, increasing clouds, with a low around 41. Calm wind.
Friday
Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 62. Calm wind becoming east around 5 mph in the afternoon.
Friday Night
Mostly cloudy, with a low around 42. Calm wind.
Saturday
Partly sunny, with a high near 64. East wind around 6 mph.
Saturday Night
Patchy fog after 9pm. Otherwise, mostly cloudy, with a low around 44.
Sunday
Areas of fog before 11am. Otherwise, mostly cloudy, with a high near 61.
Sunday Night
Mostly cloudy, with a low around 41.
Monday
Mostly sunny, with a high near 62.
Monday Night
Patchy fog after 10pm. Otherwise, partly cloudy, with a low around 41.
Tuesday
Patchy fog. Otherwise, sunny, with a high near 65.
Tuesday Night
Patchy fog. Otherwise, mostly clear, with a low around 41.
Wednesday
Patchy fog. Otherwise, sunny, with a high near 65.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Cotati CA
 38.29°N 122.69°W (Elev. 226 ft)
Last Update:
12:26 am PST Jan 29, 2026
Forecast Valid:
4am PST Jan 29, 2026-6pm PST Feb 4, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation