Prolonged Atmospheric River in the Northwest; Snow in the North-Central US

A prolonged atmospheric river will bring heavy rainfall which may lead to widespread urban and river flooding, heavy mountain snow, along with gusty winds to the Pacific Northwest into the northern Rockies through much of the week. A clipper will bring a period of snow across the upper Midwest and the Great Lakes into Tuesday, before a stronger system bring more wintry impacts. Read More >

Current conditions at

Novato / Gnoss Field (KDVO)

Lat: 38.14178°NLon: 122.55463°WElev: 3.0ft.

Mist

45°F

7°C

Humidity 93%
Wind Speed SE 4 MPH
Barometer 30.31 in (1026.41 mb)
Dewpoint 43°F (6°C)
Visibility 6.00 mi
Wind Chill43°F (6°C)
Last update 08 Dec 11:55 PM PST
Extended Forecast for

5 Miles NW Sonoma CA

  • Overnight

    Overnight: Areas of dense fog.  Otherwise, partly cloudy, with a low around 41. Calm wind.

    Low: 41 °F

    Areas Dense
    Fog

  • Tuesday

    Tuesday: Areas of fog before noon.  Otherwise, sunny, with a high near 62. Calm wind.

    High: 62 °F

    Areas Fog
    then Sunny

  • Tuesday Night

    Tuesday Night: Patchy dense fog between 11pm and 4am.  Otherwise, mostly clear, with a low around 43. Calm wind.

    Low: 43 °F

    Patchy Dense
    Fog

  • Wednesday

    Wednesday: Patchy dense fog before 11am.  Otherwise, sunny, with a high near 65. Calm wind.

    High: 65 °F

    Patchy Dense
    Fog then
    Sunny

  • Wednesday Night

    Wednesday Night: Patchy fog between midnight and 1am.  Otherwise, mostly clear, with a low around 44. Calm wind.

    Low: 44 °F

    Mostly Clear
    then Patchy
    Fog

  • Thursday

    Thursday: Patchy fog between 7am and 9am.  Otherwise, sunny, with a high near 67.

    High: 67 °F

    Patchy Fog
    then Sunny

  • Thursday Night

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

    Low: 43 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 65.

    High: 65 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 41.

    Low: 41 °F

    Mostly Clear

Detailed Forecast

Overnight
Areas of dense fog. Otherwise, partly cloudy, with a low around 41. Calm wind.
Tuesday
Areas of fog before noon. Otherwise, sunny, with a high near 62. Calm wind.
Tuesday Night
Patchy dense fog between 11pm and 4am. Otherwise, mostly clear, with a low around 43. Calm wind.
Wednesday
Patchy dense fog before 11am. Otherwise, sunny, with a high near 65. Calm wind.
Wednesday Night
Patchy fog between midnight and 1am. Otherwise, mostly clear, with a low around 44. Calm wind.
Thursday
Patchy fog between 7am and 9am. Otherwise, sunny, with a high near 67.
Thursday Night
Mostly clear, with a low around 43.
Friday
Sunny, with a high near 65.
Friday Night
Mostly clear, with a low around 41.
Saturday
Mostly sunny, with a high near 63.
Saturday Night
Patchy fog. Otherwise, partly cloudy, with a low around 42.
Sunday
Areas of fog. Otherwise, mostly sunny, with a high near 62.
Sunday Night
Patchy fog. Otherwise, mostly cloudy, with a low around 44.
Monday
A slight chance of rain. Patchy fog. Otherwise, partly sunny, with a high near 62.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NW Sonoma CA
 38.35°N 122.5°W (Elev. 197 ft)
11:52 pm PST Dec 8, 2025
12am 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