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

Tracking Weekend Storm Impacts

A storm and trailing cold front will continue to slowly move through the Gulf Coast and Southeast U.S. through this weekend with widespread rain showers and isolated thunderstorms. A fast-moving clipper storm may bring several inches of snow to the north-central Plains, Midwest, eastern Great Lakes, and Northeast regions this weekend. Read More >

Hazardous Weather Conditions

Current conditions at

Santa Rosa, Santa Rosa Sonoma County Airport (KSTS)

Lat: 38.5°NLon: 122.81667°WElev: 125.0ft.

Mist

46°F

8°C

Humidity 93%
Wind Speed N 0 MPH
Barometer 30.18 in (1022.01 mb)
Dewpoint 45°F (7°C)
Visibility 5.00 mi
Last update 06 Dec 07:00 PM PST
Extended Forecast for

Guerneville CA

Coastal Flood Advisory December 6, 07:26pm until December 7, 03:00pm
Click here for hazard details and duration
Coastal Flood Advisory
  •  
    Coastal Flood Advisory December 6, 07:26pm until December 7, 03:00pm

    NOW until 3:00pm Sun

    Coastal Flood Advisory

  • Tonight

    Low: 44 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 63. Calm wind becoming west northwest around 6 mph in the afternoon.

    High: 63 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 44. North wind 3 to 5 mph.

    Low: 44 °F

    Partly Cloudy

  • Monday

    Monday: Patchy dense fog before 11am. Otherwise, mostly sunny, with a high near 63. Light west wind.

    High: 63 °F

    Patchy Dense
    Fog then
    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 46. Light west wind.

    Low: 46 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Patchy fog before 10am. Otherwise, mostly sunny, with a high near 66.

    High: 66 °F

    Patchy Fog
    then Mostly
    Sunny

  • Tuesday Night

    Tuesday Night: Patchy fog before 4am, then patchy fog after 5am. Otherwise, partly cloudy, with a low around 50.

    Low: 50 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Wednesday

    Wednesday: Patchy fog before 10am. Otherwise, mostly sunny, with a high near 68.

    High: 68 °F

    Patchy Fog
    then Sunny

Detailed Forecast

Tonight
Partly cloudy, with a low around 44. Light west southwest wind.
Sunday
Mostly sunny, with a high near 63. Calm wind becoming west northwest around 6 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 44. North wind 3 to 5 mph.
Monday
Patchy dense fog before 11am. Otherwise, mostly sunny, with a high near 63. Light west wind.
Monday Night
Partly cloudy, with a low around 46. Light west wind.
Tuesday
Patchy fog before 10am. Otherwise, mostly sunny, with a high near 66.
Tuesday Night
Patchy fog before 4am, then patchy fog after 5am. Otherwise, partly cloudy, with a low around 50.
Wednesday
Patchy fog before 10am. Otherwise, mostly sunny, with a high near 68.
Wednesday Night
Patchy fog after 3am. Otherwise, partly cloudy, with a low around 49.
Thursday
Patchy fog before 10am. Otherwise, sunny, with a high near 68.
Thursday Night
Mostly clear, with a low around 48.
Friday
Sunny, with a high near 68.
Friday Night
Partly cloudy, with a low around 47.
Saturday
Sunny, with a high near 66.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Guerneville CA
 38.52°N 122.98°W (Elev. 95 ft)
Last Update:
12:26 pm PST Dec 6, 2025
Forecast Valid:
7pm PST Dec 6, 2025-6pm PST Dec 13, 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