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.

Clear

57°F

14°C

Humidity 47%
Wind Speed NNW 4 MPH
Barometer 30.09 in (1018.96 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 17 Oct 09:15 AM PDT
Extended Forecast for

Guerneville CASimilar City Names

  • Today

    Today: Sunny, with a high near 87. Calm wind becoming west southwest around 6 mph in the afternoon.

    High: 87 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 50. Calm wind.

    Low: 50 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 74. Calm wind becoming west southwest 5 to 9 mph in the afternoon. Winds could gust as high as 18 mph.

    High: 74 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 47. West wind 5 to 7 mph becoming calm after midnight. Winds could gust as high as 18 mph.

    Low: 47 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 65. Light west northwest wind becoming west 5 to 9 mph in the afternoon. Winds could gust as high as 18 mph.

    High: 65 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A 20 percent chance of showers after 11pm. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 46. New precipitation amounts of less than a tenth of an inch possible.

    Low: 46 °F

    Slight Chance
    Showers and
    Patchy Fog

  • Tuesday

    Tuesday: A 30 percent chance of showers, mainly after 11am. Patchy fog before 10am. Otherwise, partly sunny, with a high near 67.

    High: 67 °F

    Chance
    Showers and
    Patchy Fog

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 47.

    Low: 47 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 71.

    High: 71 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 87. Calm wind becoming west southwest around 6 mph in the afternoon.
Tonight
Mostly clear, with a low around 50. Calm wind.
Sunday
Sunny, with a high near 74. Calm wind becoming west southwest 5 to 9 mph in the afternoon. Winds could gust as high as 18 mph.
Sunday Night
Partly cloudy, with a low around 47. West wind 5 to 7 mph becoming calm after midnight. Winds could gust as high as 18 mph.
Monday
Mostly sunny, with a high near 65. Light west northwest wind becoming west 5 to 9 mph in the afternoon. Winds could gust as high as 18 mph.
Monday Night
A 20 percent chance of showers after 11pm. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 46. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
A 30 percent chance of showers, mainly after 11am. Patchy fog before 10am. Otherwise, partly sunny, with a high near 67.
Tuesday Night
Mostly cloudy, with a low around 47.
Wednesday
Mostly sunny, with a high near 71.
Wednesday Night
A slight chance of rain after 11pm. Patchy fog after 4am. Otherwise, partly cloudy, with a low around 47.
Thursday
Areas of fog. Otherwise, mostly sunny, with a high near 68.
Thursday Night
Patchy fog. Otherwise, mostly clear, with a low around 46.
Friday
Patchy fog. Otherwise, sunny, with a high near 71.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Guerneville CASimilar City Names
 38.5°N 122.98°W (Elev. 397 ft)
Last Update:
8:36 am PDT Oct 17, 2026
Forecast Valid:
9am PDT Oct 17, 2026-6pm PDT Oct 23, 2026
 
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Additional Resources

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