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 WNW Santa Rosa CA

  • Today

    Today: Widespread dense fog, mainly before 10am.  Otherwise, mostly sunny, with a high near 55. Calm wind.

    High: 55 °F

    Dense Fog
    then Sunny

  • Tonight

    Tonight: Widespread dense fog, mainly between 1am and 2am.  Otherwise, mostly clear, with a low around 43. Calm wind.

    Low: 43 °F

    Dense Fog

  • Thursday

    Thursday: Widespread dense fog before noon.  Otherwise, sunny, with a high near 59. Calm wind.

    High: 59 °F

    Dense Fog
    then Sunny

  • Thursday Night

    Thursday Night: Patchy fog.  Otherwise, mostly clear, with a low around 44. Calm wind.

    Low: 44 °F

    Patchy Fog

  • Friday

    Friday: Patchy fog before 11am.  Otherwise, sunny, with a high near 61. Calm wind.

    High: 61 °F

    Patchy Fog
    then Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 42.

    Low: 42 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 64.

    High: 64 °F

    Sunny

  • Saturday Night

    Saturday Night: Widespread fog, mainly after 5am.  Otherwise, partly cloudy, with a low around 42.

    Low: 42 °F

    Fog

  • Sunday

    Sunday: Widespread fog before noon.  Otherwise, partly sunny, with a high near 61.

    High: 61 °F

    Fog then
    Partly Sunny

Detailed Forecast

Today
Widespread dense fog, mainly before 10am. Otherwise, mostly sunny, with a high near 55. Calm wind.
Tonight
Widespread dense fog, mainly between 1am and 2am. Otherwise, mostly clear, with a low around 43. Calm wind.
Thursday
Widespread dense fog before noon. Otherwise, sunny, with a high near 59. Calm wind.
Thursday Night
Patchy fog. Otherwise, mostly clear, with a low around 44. Calm wind.
Friday
Patchy fog before 11am. Otherwise, sunny, with a high near 61. Calm wind.
Friday Night
Partly cloudy, with a low around 42.
Saturday
Sunny, with a high near 64.
Saturday Night
Widespread fog, mainly after 5am. Otherwise, partly cloudy, with a low around 42.
Sunday
Widespread fog before noon. Otherwise, partly sunny, with a high near 61.
Sunday Night
Patchy fog. Otherwise, mostly cloudy, with a low around 45.
Monday
Rain likely. Widespread fog. Otherwise, mostly cloudy, with a high near 61.
Monday Night
Rain likely. Patchy fog. Otherwise, mostly cloudy, with a low around 50.
Tuesday
A chance of rain. Areas of fog. Otherwise, mostly cloudy, with a high near 62.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WNW Santa Rosa CA
 38.47°N 122.74°W (Elev. 135 ft)
12:26 am PST Dec 10, 2025
4am PST Dec 10, 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