Prolonged Atmospheric River in the Pacific Northwest; Snow and High Winds from the Upper Midwest into the Northeast

A prolonged atmospheric river will continue to impact the Pacific Northwest into the Northern Rockies with heavy rainfall, areas of urban and river flooding, landslides, heavy mountain snow, and gusty winds into Thursday. A strong clipper system will bring the threat of heavy snow and high winds across the Upper Midwest/Great Lakes as well as portions of the interior Northeast and Appalachians. Read More >

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 93%
Wind Speed N 0 MPH
Barometer 30.21 in (1023.03 mb)
Dewpoint 43°F (6°C)
Visibility 6.00 mi
Last update 09 Dec 05:53 PM PST
Extended Forecast for

2 Miles E Santa Rosa CA

  • Tonight

    Tonight: Patchy dense fog.  Otherwise, mostly clear, with a low around 44. Calm wind.

    Low: 44 °F

    Patchy Dense
    Fog

  • Wednesday

    Wednesday: Areas of dense fog before 11am.  Otherwise, sunny, with a high near 66. Calm wind.

    High: 66 °F

    Areas Dense
    Fog then
    Sunny

  • Wednesday Night

    Wednesday Night: Patchy fog before 1am, then patchy fog after 2am.  Otherwise, mostly clear, with a low around 46. Calm wind.

    Low: 46 °F

    Patchy Fog

  • Thursday

    Thursday: Patchy fog before 9am.  Otherwise, sunny, with a high near 68. Calm wind.

    High: 68 °F

    Patchy Fog
    then Sunny

  • Thursday Night

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

    Low: 45 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 66.

    High: 66 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 43.

    Low: 43 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 63.

    High: 63 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Patchy fog.  Otherwise, partly cloudy, with a low around 43.

    Low: 43 °F

    Patchy Fog

Detailed Forecast

Tonight
Patchy dense fog. Otherwise, mostly clear, with a low around 44. Calm wind.
Wednesday
Areas of dense fog before 11am. Otherwise, sunny, with a high near 66. Calm wind.
Wednesday Night
Patchy fog before 1am, then patchy fog after 2am. Otherwise, mostly clear, with a low around 46. Calm wind.
Thursday
Patchy fog before 9am. Otherwise, sunny, with a high near 68. Calm wind.
Thursday Night
Mostly clear, with a low around 45. Calm wind.
Friday
Sunny, with a high near 66.
Friday Night
Mostly clear, with a low around 43.
Saturday
Mostly sunny, with a high near 63.
Saturday Night
Patchy fog. Otherwise, partly cloudy, with a low around 43.
Sunday
Areas of fog before 11am. Otherwise, partly sunny, with a high near 61.
Sunday Night
A slight chance of rain. Patchy fog. Otherwise, mostly cloudy, with a low around 46.
Monday
A chance of rain. Areas of fog. Otherwise, mostly cloudy, with a high near 61.
Monday Night
A chance of rain. Patchy fog. Otherwise, mostly cloudy, with a low around 49.
Tuesday
A chance of rain. Areas of fog. Otherwise, partly sunny, with a high near 64.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles E Santa Rosa CA
 38.46°N 122.68°W (Elev. 210 ft)
12:26 pm PST Dec 9, 2025
10pm PST Dec 9, 2025-6pm PST Dec 16, 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