National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Showers and Thunderstorms in the Southwest and Ohio Valley; Mountain Snow in the Northeast

Showers and thunderstorms, along with high-elevation snow, will begin to develop over parts of the Southwest late tonight and is expected to continue through Wednesday morning. Mountain snow over parts the Northeast will continue through Tuesday. A few strong to severe storms and heavy rainfall are possible across portions of the Lower Ohio Valley Tuesday. Read More >

Current conditions at

Novato / Gnoss Field (KDVO)

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

Overcast

52°F

11°C

Humidity 93%
Wind Speed NE 6 MPH
Barometer 29.89 in (1012.19 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 18 Nov 02:15 AM PST
Extended Forecast for

Sonoma CA

  • Overnight

    Overnight: A 30 percent chance of rain. Partly cloudy, with a low around 43. North northeast wind around 13 mph.

    Low: 43 °F

    Chance Rain

  • Tuesday

    Tuesday: Patchy fog between 8am and 9am. Otherwise, sunny, with a high near 62. Light and variable wind becoming west southwest 6 to 11 mph in the morning.

    High: 62 °F

    Patchy Fog
    then Sunny

  • Tuesday Night

    Tuesday Night: Increasing clouds, with a low around 45. Light and variable wind becoming east 5 to 7 mph in the evening.

    Low: 45 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 59. East wind around 6 mph becoming south southeast in the afternoon.

    High: 59 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Rain, mainly after 10pm. Patchy fog between 10pm and 1am. Low around 47. South southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 47 °F

    Rain and
    Patchy Fog

  • Thursday

    Thursday: Rain likely, mainly before 10am. Mostly cloudy, with a high near 59. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    High: 59 °F

    Rain Likely
    then Chance
    Rain

  • Thursday Night

    Thursday Night: A 20 percent chance of rain before 10pm. Partly cloudy, with a low around 40.

    Low: 40 °F

    Slight Chance
    Rain then
    Mostly Clear

  • Friday

    Friday: Patchy fog before 9am. Otherwise, sunny, with a high near 65.

    High: 65 °F

    Patchy Fog
    then Sunny

  • Friday Night

    Friday Night: Patchy fog after 5am. Otherwise, mostly clear, with a low around 42.

    Low: 42 °F

    Clear then
    Patchy Fog

Detailed Forecast

Overnight
A 30 percent chance of rain. Partly cloudy, with a low around 43. North northeast wind around 13 mph.
Tuesday
Patchy fog between 8am and 9am. Otherwise, sunny, with a high near 62. Light and variable wind becoming west southwest 6 to 11 mph in the morning.
Tuesday Night
Increasing clouds, with a low around 45. Light and variable wind becoming east 5 to 7 mph in the evening.
Wednesday
Mostly cloudy, with a high near 59. East wind around 6 mph becoming south southeast in the afternoon.
Wednesday Night
Rain, mainly after 10pm. Patchy fog between 10pm and 1am. Low around 47. South southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
Rain likely, mainly before 10am. Mostly cloudy, with a high near 59. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
A 20 percent chance of rain before 10pm. Partly cloudy, with a low around 40.
Friday
Patchy fog before 9am. Otherwise, sunny, with a high near 65.
Friday Night
Patchy fog after 5am. Otherwise, mostly clear, with a low around 42.
Saturday
Patchy fog before 9am. Otherwise, sunny, with a high near 65.
Saturday Night
Patchy fog. Otherwise, mostly clear, with a low around 42.
Sunday
Areas of fog. Otherwise, mostly sunny, with a high near 64.
Sunday Night
Patchy fog. Otherwise, partly cloudy, with a low around 42.
Monday
Mostly sunny, with a high near 63.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Sonoma CA
 38.29°N 122.46°W (Elev. 72 ft)
Last Update:
1:59 am PST Nov 18, 2025
Forecast Valid:
2am PST Nov 18, 2025-6pm PST Nov 24, 2025
 
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Additional Resources

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National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation