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

Santa Rosa, Santa Rosa Sonoma County Airport (KSTS)

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

Fog

45°F

7°C

Humidity 100%
Wind Speed N 0 MPH
Barometer 30.14 in (1020.66 mb)
Dewpoint 45°F (7°C)
Visibility 0.25 mi
Last update 28 Nov 01:35 AM PST
Extended Forecast for

Guerneville CA

  • Overnight

    Overnight: Patchy fog after 2am. Otherwise, partly cloudy, with a low around 46. Calm wind.

    Low: 46 °F

    Patchy Fog

  • Friday

    Friday: Patchy fog before noon, then patchy fog after 5pm. Otherwise, mostly sunny, with a high near 62. Calm wind.

    High: 62 °F

    Patchy Fog

  • Friday Night

    Friday Night: Areas of fog. Otherwise, mostly cloudy, with a low around 45. Calm wind.

    Low: 45 °F

    Areas Fog

  • Saturday

    Saturday: Patchy fog before 10am. Otherwise, sunny, with a high near 64. Calm wind.

    High: 64 °F

    Patchy Fog
    then Sunny

  • Saturday Night

    Saturday Night: Patchy fog before 10pm. Otherwise, partly cloudy, with a low around 44. Calm wind.

    Low: 44 °F

    Patchy Fog
    then Mostly
    Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 63.

    High: 63 °F

    Mostly Sunny

  • Sunday Night

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

    Low: 44 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 65.

    High: 65 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 45.

    Low: 45 °F

    Partly Cloudy

Detailed Forecast

Overnight
Patchy fog after 2am. Otherwise, partly cloudy, with a low around 46. Calm wind.
Friday
Patchy fog before noon, then patchy fog after 5pm. Otherwise, mostly sunny, with a high near 62. Calm wind.
Friday Night
Areas of fog. Otherwise, mostly cloudy, with a low around 45. Calm wind.
Saturday
Patchy fog before 10am. Otherwise, sunny, with a high near 64. Calm wind.
Saturday Night
Patchy fog before 10pm. Otherwise, partly cloudy, with a low around 44. Calm wind.
Sunday
Mostly sunny, with a high near 63.
Sunday Night
Partly cloudy, with a low around 44.
Monday
Sunny, with a high near 65.
Monday Night
Partly cloudy, with a low around 45.
Tuesday
Mostly sunny, with a high near 65.
Tuesday Night
Partly cloudy, with a low around 45.
Wednesday
Mostly sunny, with a high near 65.
Wednesday Night
Partly cloudy, with a low around 45.
Thursday
Sunny, with a high near 66.
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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:
1:02 am PST Nov 28, 2025
Forecast Valid:
1am PST Nov 28, 2025-6pm PST Dec 4, 2025
 
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Additional Resources

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