Lake-effect Snow and Whiteout Conditions in the Great Lakes Region; Below-average Temperatures in the East

Heavy lake-effect and lake-enhanced snow will persist downwind of the Great Lakes and produce some whiteout conditions that could cause difficult travel conditions. A coastal low will produce moderate to heavy snow over parts of southern and eastern New England into the afternoon. Below average temperatures are expected across the eastern U.S., particularly with chilly morning temperatures. Read More >

Current conditions at

Novato / Gnoss Field (KDVO)

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

Clear

43°F

6°C

Humidity 100%
Wind Speed S 3 MPH
Barometer 30.12 in (1019.98 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 19 Jan 11:15 PM PST
Extended Forecast for

3 Miles SW Sonoma CA

  • Tonight

    Tonight: Patchy dense fog.  Otherwise, mostly cloudy, with a low around 43. Calm wind.

    Low: 43 °F

    Patchy Dense
    Fog

  • Tuesday

    Tuesday: Areas of dense fog before 11am.  Otherwise, increasing clouds, with a high near 58. Calm wind becoming east southeast around 5 mph in the afternoon.

    High: 58 °F

    Areas Dense
    Fog then
    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Patchy fog between 10pm and 2am.  Otherwise, mostly cloudy, with a low around 44. Calm wind.

    Low: 44 °F

    Patchy Fog

  • Wednesday

    Wednesday: Cloudy, with a high near 58. Calm wind.

    High: 58 °F

    Cloudy

  • Wednesday Night

    Wednesday Night: Patchy fog before 2am, then patchy fog after 5am.  Otherwise, mostly cloudy, with a low around 44. Calm wind.

    Low: 44 °F

    Cloudy then
    Patchy Fog

  • Thursday

    Thursday: Patchy fog before 10am.  Otherwise, partly sunny, with a high near 60.

    High: 60 °F

    Patchy Fog
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: Patchy fog after 10pm.  Otherwise, mostly cloudy, with a low around 43.

    Low: 43 °F

    Patchy Fog

  • Friday

    Friday: Areas of fog before 10am.  Otherwise, mostly sunny, with a high near 60.

    High: 60 °F

    Areas Fog
    then Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 40.

    Low: 40 °F

    Mostly Clear

Detailed Forecast

Tonight
Patchy dense fog. Otherwise, mostly cloudy, with a low around 43. Calm wind.
Tuesday
Areas of dense fog before 11am. Otherwise, increasing clouds, with a high near 58. Calm wind becoming east southeast around 5 mph in the afternoon.
Tuesday Night
Patchy fog between 10pm and 2am. Otherwise, mostly cloudy, with a low around 44. Calm wind.
Wednesday
Cloudy, with a high near 58. Calm wind.
Wednesday Night
Patchy fog before 2am, then patchy fog after 5am. Otherwise, mostly cloudy, with a low around 44. Calm wind.
Thursday
Patchy fog before 10am. Otherwise, partly sunny, with a high near 60.
Thursday Night
Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 43.
Friday
Areas of fog before 10am. Otherwise, mostly sunny, with a high near 60.
Friday Night
Mostly clear, with a low around 40.
Saturday
Mostly sunny, with a high near 60.
Saturday Night
Partly cloudy, with a low around 41.
Sunday
Partly sunny, with a high near 58.
Sunday Night
Patchy fog. Otherwise, mostly cloudy, with a low around 40.
Monday
Areas of fog. Otherwise, partly sunny, with a high near 60.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SW Sonoma CA
 38.26°N 122.51°W (Elev. 262 ft)
1:15 pm PST Jan 19, 2026
11pm PST Jan 19, 2026-6pm PST Jan 26, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database