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

42°F

6°C

Humidity 95%
Wind Speed N 0 MPH
Barometer 30.17 in (1021.67 mb)
Dewpoint 41°F (5°C)
Visibility 4.00 mi
Last update 05 Dec 11:53 PM PST
Extended Forecast for

Guerneville CA

Coastal Flood Advisory December 6, 12:13am until December 7, 03:00pm
Cold Weather Advisory December 6, 12:13am until December 6, 08:00am
Click here for hazard details and duration
Coastal Flood Advisory
Cold Weather Advisory
  •  
    Coastal Flood Advisory December 6, 12:13am until December 7, 03:00pm
    Cold Weather Advisory December 6, 12:13am until December 6, 08:00am

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Overnight

    Low: 44 °F

    Patchy Dense
    Fog

  • Saturday

    Saturday: Patchy fog before 11am. Otherwise, sunny, with a high near 65. Calm wind becoming north northwest around 6 mph in the afternoon.

    High: 65 °F

    Patchy Fog
    then Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 46. West northwest wind 3 to 5 mph.

    Low: 46 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 65. Calm wind becoming west northwest around 6 mph in the afternoon.

    High: 65 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 45. North wind 3 to 5 mph.

    Low: 45 °F

    Mostly Clear

  • Monday

    Monday: Patchy fog before 11am. Otherwise, mostly sunny, with a high near 65.

    High: 65 °F

    Patchy Fog
    then Mostly
    Sunny

  • Monday Night

    Monday Night: Patchy fog before 10pm, then patchy fog after 1am. Otherwise, partly cloudy, with a low around 48.

    Low: 48 °F

    Patchy Fog

  • Tuesday

    Tuesday: Mostly sunny, with a high near 67.

    High: 67 °F

    Mostly Sunny

Detailed Forecast

Overnight
Patchy dense fog after 3am. Otherwise, partly cloudy, with a low around 44. Calm wind.
Saturday
Patchy fog before 11am. Otherwise, sunny, with a high near 65. Calm wind becoming north northwest around 6 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 46. West northwest wind 3 to 5 mph.
Sunday
Mostly sunny, with a high near 65. Calm wind becoming west northwest around 6 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 45. North wind 3 to 5 mph.
Monday
Patchy fog before 11am. Otherwise, mostly sunny, with a high near 65.
Monday Night
Patchy fog before 10pm, then patchy fog after 1am. Otherwise, partly cloudy, with a low around 48.
Tuesday
Mostly sunny, with a high near 67.
Tuesday Night
Patchy fog before 10pm. Otherwise, partly cloudy, with a low around 50.
Wednesday
Sunny, with a high near 69.
Wednesday Night
Patchy fog. Otherwise, mostly clear, with a low around 49.
Thursday
Sunny, with a high near 68.
Thursday Night
Mostly clear, with a low around 49.
Friday
Sunny, with a high near 67.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Guerneville CA
 38.52°N 122.98°W (Elev. 95 ft)
Last Update:
8:05 pm PST Dec 5, 2025
Forecast Valid:
12am PST Dec 6, 2025-6pm PST Dec 12, 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