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

Showers and Thunderstorms for the Eastern Third of the Country; Fire Weather Concerns; Flooding Issues for the Great Lakes Region

Showers and thunderstorms will continue along and ahead of a cold front for the eastern third of the country. The rainfall for the Great Lakes region could prolong the ongoing flooding. Much cooler weather will filter in behind this cold front along and east of the Rockies. Where the rain is needed, the Southern High Plains, critical fire weather concerns through this weekend. Read More >

Current conditions at

Novato / Gnoss Field (KDVO)

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

haze

55°F

13°C

Humidity 71%
Wind Speed NNW 4 MPH
Barometer 29.91 in (1012.87 mb)
Dewpoint 46°F (8°C)
Visibility 5.00 mi
Last update 18 Apr 10:35 PM PDT
Extended Forecast for

Sonoma CA

  • Tonight

    Tonight: Mostly cloudy, with a low around 46. Calm wind.

    Low: 46 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, then gradually becoming sunny, with a high near 70. Calm wind becoming south southwest 5 to 7 mph in the afternoon.

    High: 70 °F

    Decreasing
    Clouds

  • Sunday Night

    Sunday Night: A 30 percent chance of rain, mainly after 4am. Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 46. West southwest wind around 5 mph becoming calm in the evening.

    Low: 46 °F

    Mostly Cloudy
    then Chance
    Rain and
    Patchy Fog

  • Monday

    Monday: Rain likely, mainly after 11am. Mostly cloudy, with a high near 64. Calm wind becoming south southwest 5 to 7 mph in the afternoon. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 64 °F

    Rain Likely

  • Monday Night

    Monday Night: Rain. Patchy fog after 2am. Low around 48. South southwest wind 5 to 7 mph becoming calm in the evening. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 48 °F

    Rain and
    Patchy Fog

  • Tuesday

    Tuesday: Rain before 11am, then showers and possibly a thunderstorm, mainly after 11am. Patchy fog before 11am. High near 61. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 61 °F

    Showers and
    Patchy Fog

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm before 8pm, then rain likely, mainly between 8pm and 11pm. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 43. Chance of precipitation is 70%.

    Low: 43 °F

    Showers
    Likely then
    Chance Rain
    and Patchy
    Fog

  • Wednesday

    Wednesday: A chance of rain. Patchy fog before 10am. Otherwise, partly sunny, with a high near 64.

    High: 64 °F

    Chance Rain
    and Patchy
    Fog

  • Wednesday Night

    Wednesday Night: Patchy fog after 3am. Otherwise, mostly clear, with a low around 41.

    Low: 41 °F

    Mostly Clear
    then Patchy
    Fog

Detailed Forecast

Tonight
Mostly cloudy, with a low around 46. Calm wind.
Sunday
Mostly cloudy, then gradually becoming sunny, with a high near 70. Calm wind becoming south southwest 5 to 7 mph in the afternoon.
Sunday Night
A 30 percent chance of rain, mainly after 4am. Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 46. West southwest wind around 5 mph becoming calm in the evening.
Monday
Rain likely, mainly after 11am. Mostly cloudy, with a high near 64. Calm wind becoming south southwest 5 to 7 mph in the afternoon. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday Night
Rain. Patchy fog after 2am. Low around 48. South southwest wind 5 to 7 mph becoming calm in the evening. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday
Rain before 11am, then showers and possibly a thunderstorm, mainly after 11am. Patchy fog before 11am. High near 61. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday Night
Showers likely and possibly a thunderstorm before 8pm, then rain likely, mainly between 8pm and 11pm. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 43. Chance of precipitation is 70%.
Wednesday
A chance of rain. Patchy fog before 10am. Otherwise, partly sunny, with a high near 64.
Wednesday Night
Patchy fog after 3am. Otherwise, mostly clear, with a low around 41.
Thursday
Patchy fog before 9am. Otherwise, sunny, with a high near 70.
Thursday Night
Patchy fog. Otherwise, mostly clear, with a low around 43.
Friday
Areas of fog. Otherwise, mostly sunny, with a high near 72.
Friday Night
Patchy fog. Otherwise, partly cloudy, with a low around 45.
Saturday
Patchy fog. Otherwise, mostly sunny, with a high near 71.
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ABOUT THIS FORECAST

 
Point Forecast:
Sonoma CA
 38.29°N 122.46°W (Elev. 72 ft)
Last Update:
8:46 pm PDT Apr 18, 2026
Forecast Valid:
11pm PDT Apr 18, 2026-6pm PDT Apr 25, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation