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

Fire Weather Issues; Pacific System Moving Inland

Dry fuels, strong winds and dry weather will continue to bring elevated to critical fire weather conditions to the areas of the Plains, Midwest and Southeast today. A Pacific storm system will bring low elevation rain and heavy high elevation mountain snow to California through early week, expanding into the Pacific Northwest, Great Basin, and southern California on Tuesday. Read More >

Current conditions at

Napa, Napa County Airport (KAPC)

Lat: 38.2075°NLon: 122.27944°WElev: 33.0ft.

Overcast

57°F

14°C

Humidity 62%
Wind Speed SE 5 MPH
Barometer 29.9 in (1012.53 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Last update 20 Apr 09:20 AM PDT
Extended Forecast for

3 Miles SSE Sonoma CA

  • Today

    Today: Rain likely and possibly a thunderstorm before 3pm, then showers and possibly a thunderstorm between 3pm and 5pm, then rain and possibly a thunderstorm after 5pm. High near 60. Southeast wind 6 to 13 mph becoming west southwest in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 60 °F

    Rain Likely
    then Showers

  • Tonight

    Tonight: Rain. Patchy fog after 2am. Low around 48. West 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 after 11am. Patchy fog before 8am. High near 60. Calm wind becoming south southwest 5 to 9 mph in the afternoon. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    High: 60 °F

    Showers and
    Patchy Fog

  • Tuesday Night

    Tuesday Night: Rain likely, mainly before 11pm. Mostly cloudy, with a low around 46. Southwest wind 5 to 9 mph becoming calm in the evening. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 46 °F

    Rain Likely

  • Wednesday

    Wednesday: A 20 percent chance of rain before 11am. Patchy fog before 10am. Otherwise, partly sunny, with a high near 64. Calm wind becoming west southwest 5 to 7 mph in the afternoon.

    High: 64 °F

    Slight Chance
    Rain and
    Patchy Fog
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: Patchy fog after 2am. Otherwise, mostly clear, with a low around 42.

    Low: 42 °F

    Mostly Clear
    then Patchy
    Fog

  • Thursday

    Thursday: Areas of fog before 9am. Otherwise, sunny, with a high near 70.

    High: 70 °F

    Areas Fog
    then Sunny

  • Thursday Night

    Thursday Night: Patchy fog after 3am. Otherwise, mostly clear, with a low around 43.

    Low: 43 °F

    Mostly Clear
    then Patchy
    Fog

  • Friday

    Friday: Areas of fog before 9am. Otherwise, sunny, with a high near 72.

    High: 72 °F

    Areas Fog
    then Sunny

Detailed Forecast

Today
Rain likely and possibly a thunderstorm before 3pm, then showers and possibly a thunderstorm between 3pm and 5pm, then rain and possibly a thunderstorm after 5pm. High near 60. Southeast wind 6 to 13 mph becoming west southwest in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Rain. Patchy fog after 2am. Low around 48. West 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 after 11am. Patchy fog before 8am. High near 60. Calm wind becoming south southwest 5 to 9 mph in the afternoon. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday Night
Rain likely, mainly before 11pm. Mostly cloudy, with a low around 46. Southwest wind 5 to 9 mph becoming calm in the evening. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
A 20 percent chance of rain before 11am. Patchy fog before 10am. Otherwise, partly sunny, with a high near 64. Calm wind becoming west southwest 5 to 7 mph in the afternoon.
Wednesday Night
Patchy fog after 2am. Otherwise, mostly clear, with a low around 42.
Thursday
Areas of fog before 9am. Otherwise, sunny, with a high near 70.
Thursday Night
Patchy fog after 3am. Otherwise, mostly clear, with a low around 43.
Friday
Areas of fog before 9am. Otherwise, sunny, with a high near 72.
Friday Night
Patchy fog after 3am. Otherwise, partly cloudy, with a low around 47.
Saturday
Areas of fog. Otherwise, mostly sunny, with a high near 68.
Saturday Night
Patchy fog. Otherwise, partly cloudy, with a low around 47.
Sunday
Patchy fog. Otherwise, partly sunny, with a high near 66.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSE Sonoma CA
 38.24°N 122.45°W (Elev. 3 ft)
Last Update:
2:11 am PDT Apr 20, 2026
Forecast Valid:
9am PDT Apr 20, 2026-6pm PDT Apr 26, 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