Prolonged Atmospheric River in the Pacific Northwest; Snow and High Winds in the North-Central U.S.

A prolonged atmospheric river will continue impacting the Pacific Northwest with heavy rainfall which has lead to areas of urban and river flooding along with gusty winds into Thursday. A clipper will bring heavy snow, some mixed wintry precipitation, and gusty to high winds across the northern Plains, Upper Midwest, and the Great Lakes into Thursday morning. Read More >

Current conditions at

Santa Rosa, Santa Rosa Sonoma County Airport (KSTS)

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

Fog

42°F

6°C

Humidity 95%
Wind Speed N 0 MPH
Barometer 30.3 in (1026.08 mb)
Dewpoint 41°F (5°C)
Visibility 0.50 mi
Last update 09 Dec 09:53 AM PST
Extended Forecast for

2 Miles SSE Guerneville CA

  • Today

    Today: Areas of fog before noon.  Otherwise, sunny, with a high near 54. Calm wind.

    High: 54 °F

    Areas Fog
    then Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 45. Calm wind.

    Low: 45 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 65. Calm wind.

    High: 65 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 47. Calm wind.

    Low: 47 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 66. Calm wind.

    High: 66 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 47.

    Low: 47 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 65.

    High: 65 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 46.

    Low: 46 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 63.

    High: 63 °F

    Sunny

Detailed Forecast

Today
Areas of fog before noon. Otherwise, sunny, with a high near 54. Calm wind.
Tonight
Mostly clear, with a low around 45. Calm wind.
Wednesday
Sunny, with a high near 65. Calm wind.
Wednesday Night
Mostly clear, with a low around 47. Calm wind.
Thursday
Sunny, with a high near 66. Calm wind.
Thursday Night
Mostly clear, with a low around 47.
Friday
Sunny, with a high near 65.
Friday Night
Partly cloudy, with a low around 46.
Saturday
Sunny, with a high near 63.
Saturday Night
Patchy fog after 4am. Otherwise, partly cloudy, with a low around 46.
Sunday
Patchy fog. Otherwise, partly sunny, with a high near 60.
Sunday Night
A slight chance of rain. Patchy fog. Otherwise, mostly cloudy, with a low around 47.
Monday
A chance of rain. Patchy fog. Otherwise, partly sunny, with a high near 60.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSE Guerneville CA
 38.48°N 122.97°W (Elev. 597 ft)
9:23 am PST Dec 9, 2025
10am PST Dec 9, 2025-6pm PST Dec 15, 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