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

Hazardous Weather Conditions

Current conditions at

Santa Rosa, Santa Rosa Sonoma County Airport (KSTS)

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

Mist

45°F

7°C

Humidity 100%
Wind Speed N 0 MPH
Barometer 30.08 in (1018.63 mb)
Dewpoint 45°F (7°C)
Visibility 6.00 mi
Last update 30 Nov 09:35 PM PST
Extended Forecast for

Guerneville CA

Coastal Flood Advisory December 2, 06:00am until December 7, 03:00pm
Click here for hazard details and duration
Coastal Flood Advisory

  • Tonight

    Tonight: Partly cloudy, with a low around 43. North wind around 5 mph.

    Low: 43 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 63. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 63 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 44. Calm wind.

    Low: 44 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 64. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 64 °F

    Mostly Sunny

  • Tuesday Night

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

    Low: 44 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 64.

    High: 64 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 43.

    Low: 43 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 63.

    High: 63 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 44.

    Low: 44 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 43. North wind around 5 mph.
Monday
Sunny, with a high near 63. Calm wind becoming southwest around 5 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 44. Calm wind.
Tuesday
Mostly sunny, with a high near 64. Calm wind becoming southwest around 6 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 44. North wind 3 to 5 mph.
Wednesday
Sunny, with a high near 64.
Wednesday Night
Partly cloudy, with a low around 43.
Thursday
Mostly sunny, with a high near 63.
Thursday Night
Partly cloudy, with a low around 44.
Friday
Sunny, with a high near 64.
Friday Night
Patchy fog. Otherwise, partly cloudy, with a low around 45.
Saturday
Areas of fog. Otherwise, mostly sunny, with a high near 63.
Saturday Night
Patchy fog. Otherwise, partly cloudy, with a low around 47.
Sunday
Patchy fog. Otherwise, partly sunny, with a high near 62.
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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:
5:59 pm PST Nov 30, 2025
Forecast Valid:
9pm PST Nov 30, 2025-6pm PST Dec 7, 2025
 
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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