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

Widespread Rain from Texas to the Central Appalachians; Heavy to Excessive Rainfall in Southern California and the Southwest

Scattered thunderstorms and widespread showers are expected from the Texas coast to the central Appalachians today. Heavy to excessive rainfall will continue in southern California into the Desert Southwest through Saturday. Heavy rain will pose a risk of flash flooding, especially across burn scar and urbanized regions. Read More >

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 100%
Wind Speed NNE 3 MPH
Barometer 30.09 in (1018.96 mb)
Dewpoint 46°F (8°C)
Visibility 1.50 mi
Last update 23 Nov 04:35 AM PST
Extended Forecast for

Guerneville CA

  • Today

    Today: Patchy fog before 10am. Otherwise, mostly sunny, with a high near 63. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 63 °F

    Patchy Fog
    then Mostly
    Sunny

  • Tonight

    Tonight: Patchy fog after 5am. Otherwise, partly cloudy, with a low around 46. Light and variable wind.

    Low: 46 °F

    Partly Cloudy
    then Patchy
    Fog

  • Monday

    Monday: Patchy fog between 9am and 10am. Otherwise, sunny, with a high near 66. Light and variable wind.

    High: 66 °F

    Patchy Fog
    then Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 45. North wind around 5 mph.

    Low: 45 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 66. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 66 °F

    Sunny

  • Tuesday Night

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

    Low: 45 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 67.

    High: 67 °F

    Sunny

  • Wednesday Night

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

    Low: 45 °F

    Partly Cloudy

  • Thanksgiving Day

    Thanksgiving Day: Mostly sunny, with a high near 67.

    High: 67 °F

    Mostly Sunny

Detailed Forecast

Today
Patchy fog before 10am. Otherwise, mostly sunny, with a high near 63. Calm wind becoming southwest around 5 mph in the afternoon.
Tonight
Patchy fog after 5am. Otherwise, partly cloudy, with a low around 46. Light and variable wind.
Monday
Patchy fog between 9am and 10am. Otherwise, sunny, with a high near 66. Light and variable wind.
Monday Night
Mostly clear, with a low around 45. North wind around 5 mph.
Tuesday
Sunny, with a high near 66. Calm wind becoming southwest around 5 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 45.
Wednesday
Sunny, with a high near 67.
Wednesday Night
Partly cloudy, with a low around 45.
Thanksgiving Day
Mostly sunny, with a high near 67.
Thursday Night
Partly cloudy, with a low around 48.
Friday
Mostly sunny, with a high near 64.
Friday Night
A slight chance of rain. Mostly cloudy, with a low around 46.
Saturday
A slight chance of rain. Mostly 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:
12:31 am PST Nov 23, 2025
Forecast Valid:
4am PST Nov 23, 2025-6pm PST Nov 29, 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

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation