Prolonged Extreme Cold; Eastern U.S. Winter Storm

Another Arctic blast will surge south across the northern Plains tonight, crossing the Midwest and reaching the Gulf Coast Friday night. Dangerously cold temperatures will persist across the eastern U.S. into early February. There is increasing confidence for significant heavy snow across much of the Southern Appalachians, Carolinas, and southern Mid-Atlantic Friday into Sunday. Read More >

Current conditions at

KF6YUA Sebastopol (AR323)

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

NA

56°F

13°C

Humidity 80%
Wind Speed SW 0 MPH
Barometer 30.43 in (1030.48 mb)
Dewpoint 50°F (10°C)
Visibility NA
Last update 29 Jan 11:11 AM PST
Extended Forecast for

3 Miles S Cotati CA

Coastal Flood Advisory until February 1, 12:00pm
Click here for hazard details and duration
Coastal Flood Advisory
  •  
    Coastal Flood Advisory until February 1, 12:00pm

    NOW until 12:00pm Sun

    Coastal Flood Advisory

  • Today

    High: 64 °F

    Mostly Sunny

  • Tonight

    Tonight: Patchy fog.  Otherwise, increasing clouds, with a low around 40. Calm wind.

    Low: 40 °F

    Patchy Fog

  • Friday

    Friday: Patchy fog before 9am.  Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 63. Calm wind becoming east southeast around 5 mph in the afternoon.

    High: 63 °F

    Patchy Fog
    then Mostly
    Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 40. Calm wind.

    Low: 40 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 64. East wind 3 to 6 mph.

    High: 64 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Patchy fog after 9pm.  Otherwise, mostly cloudy, with a low around 43.

    Low: 43 °F

    Patchy Fog

  • Sunday

    Sunday: Areas of fog before 10am.  Otherwise, mostly cloudy, with a high near 62.

    High: 62 °F

    Areas Fog
    then Mostly
    Cloudy

  • Sunday Night

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

    Low: 41 °F

    Partly Cloudy

Detailed Forecast

Today
Mostly sunny, with a high near 64. Light and variable wind.
Tonight
Patchy fog. Otherwise, increasing clouds, with a low around 40. Calm wind.
Friday
Patchy fog before 9am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 63. Calm wind becoming east southeast around 5 mph in the afternoon.
Friday Night
Mostly cloudy, with a low around 40. Calm wind.
Saturday
Mostly cloudy, with a high near 64. East wind 3 to 6 mph.
Saturday Night
Patchy fog after 9pm. Otherwise, mostly cloudy, with a low around 43.
Sunday
Areas of fog before 10am. Otherwise, mostly cloudy, with a high near 62.
Sunday Night
Partly cloudy, with a low around 41.
Monday
Patchy fog before 10am. Otherwise, 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, mostly sunny, with a high near 64.
Tuesday Night
Patchy fog. Otherwise, partly cloudy, with a low around 42.
Wednesday
Mostly sunny, with a high near 66.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Cotati CA
 38.29°N 122.69°W (Elev. 226 ft)
10:53 am PST Jan 29, 2026
11am PST Jan 29, 2026-6pm PST Feb 4, 2026
 
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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