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

Napa, Napa County Airport (KAPC)

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

Clear

62°F

17°C

Humidity 39%
Wind Speed SSW 8 MPH
Barometer 29.9 in (1012.53 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 19 Apr 11:54 AM PDT
Extended Forecast for

4 Miles SSE Sonoma CA

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 70. South wind 7 to 14 mph.

    High: 70 °F

    Mostly Sunny

  • Tonight

    Tonight: A 30 percent chance of rain, mainly after 5am. Mostly cloudy, with a low around 46. West southwest wind 5 to 10 mph becoming light and variable after midnight.

    Low: 46 °F

    Mostly Cloudy
    then Chance
    Rain

  • Monday

    Monday: Rain, mainly after 1pm. High near 61. Light and variable wind becoming south southwest 10 to 15 mph in the morning. Winds could gust as high as 18 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    High: 61 °F

    Rain

  • Monday Night

    Monday Night: Rain. Areas of fog after 2am. Low around 48. Southwest wind 8 to 13 mph becoming light and variable after midnight. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 48 °F

    Rain and
    Areas Fog

  • Tuesday

    Tuesday: Rain before 11am, then showers and possibly a thunderstorm, mainly after 11am. Patchy fog before 8am. High near 62. Calm wind becoming south southwest 5 to 9 mph in the afternoon. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 62 °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 5am. Otherwise, mostly cloudy, with a low around 45. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 45 °F

    Showers
    Likely and
    Patchy Fog

  • Wednesday

    Wednesday: A 30 percent chance of rain, mainly before 11am. Patchy fog before 8am. Otherwise, mostly sunny, with a high near 65.

    High: 65 °F

    Chance Rain
    and Patchy
    Fog

  • Wednesday Night

    Wednesday Night: Patchy fog after 5am. Otherwise, mostly clear, with a low around 41.

    Low: 41 °F

    Mostly Clear
    then Patchy
    Fog

  • Thursday

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

    High: 70 °F

    Patchy Fog
    then Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 70. South wind 7 to 14 mph.
Tonight
A 30 percent chance of rain, mainly after 5am. Mostly cloudy, with a low around 46. West southwest wind 5 to 10 mph becoming light and variable after midnight.
Monday
Rain, mainly after 1pm. High near 61. Light and variable wind becoming south southwest 10 to 15 mph in the morning. Winds could gust as high as 18 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Monday Night
Rain. Areas of fog after 2am. Low around 48. Southwest wind 8 to 13 mph becoming light and variable after midnight. 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 8am. High near 62. Calm wind becoming south southwest 5 to 9 mph in the afternoon. 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 5am. Otherwise, mostly cloudy, with a low around 45. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
A 30 percent chance of rain, mainly before 11am. Patchy fog before 8am. Otherwise, mostly sunny, with a high near 65.
Wednesday Night
Patchy fog after 5am. Otherwise, mostly clear, with a low around 41.
Thursday
Patchy fog before 9am. Otherwise, sunny, with a high near 70.
Thursday Night
Patchy fog after 2am. Otherwise, mostly clear, with a low around 44.
Friday
Areas of fog. Otherwise, sunny, with a high near 72.
Friday Night
Patchy fog. Otherwise, mostly clear, with a low around 46.
Saturday
Patchy fog. Otherwise, mostly sunny, with a high near 70.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSE Sonoma CA
 38.25°N 122.42°W (Elev. 20 ft)
Last Update:
11:27 am PDT Apr 19, 2026
Forecast Valid:
12pm PDT Apr 19, 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