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

Sinlaku Continues to Impact the Marianas; Severe Weather for the Central Plains and Northeast; Record Warmth for mid-Atlantic to Southeast

Sinlaku continues to affect the Marianas as it moves north through Friday. Meanwhile, severe thunderstorms are expected from the Northeast to the Mid-Mississippi Valley today and for the Central/Southern Plains on Friday. Considerable flooding impacts are ongoing in the Upper Great Lakes, and expected to continue through the weekend. Fire weather concerns persist in the Plains. Read More >

Current conditions at

Napa, Napa County Airport (KAPC)

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

Clear

66°F

19°C

Humidity 24%
Wind Speed N 12 MPH
Barometer 30.08 in (1018.63 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Last update 16 Apr 12:30 PM PDT
Extended Forecast for

5 Miles SSE Sonoma CA

  • This Afternoon

    This Afternoon: Sunny, with a high near 70. North wind 8 to 10 mph.

    High: 70 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 45. North northwest wind 5 to 9 mph, with gusts as high as 21 mph.

    Low: 45 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 73. Calm wind becoming west 5 to 7 mph in the afternoon.

    High: 73 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 42. West wind 5 to 7 mph becoming calm in the evening.

    Low: 42 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 75. Calm wind becoming south around 5 mph in the afternoon.

    High: 75 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 46.

    Low: 46 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 68.

    High: 68 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: A chance of rain. Mostly cloudy, with a low around 48.

    Low: 48 °F

    Chance Rain

  • Monday

    Monday: Rain likely. Mostly cloudy, with a high near 64.

    High: 64 °F

    Rain Likely

Detailed Forecast

This Afternoon
Sunny, with a high near 70. North wind 8 to 10 mph.
Tonight
Clear, with a low around 45. North northwest wind 5 to 9 mph, with gusts as high as 21 mph.
Friday
Sunny, with a high near 73. Calm wind becoming west 5 to 7 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 42. West wind 5 to 7 mph becoming calm in the evening.
Saturday
Mostly sunny, with a high near 75. Calm wind becoming south around 5 mph in the afternoon.
Saturday Night
Mostly cloudy, with a low around 46.
Sunday
Mostly cloudy, with a high near 68.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 48.
Monday
Rain likely. Mostly cloudy, with a high near 64.
Monday Night
Rain likely, mainly after 11pm. Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 47.
Tuesday
Rain likely and possibly a thunderstorm. Patchy fog. Otherwise, mostly cloudy, with a high near 63.
Tuesday Night
A chance of rain. Patchy fog. Otherwise, mostly cloudy, with a low around 46.
Wednesday
A slight chance of rain. Patchy fog. Otherwise, mostly sunny, with a high near 66.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SSE Sonoma CA
 38.22°N 122.44°W (Elev. 3 ft)
Last Update:
12:32 pm PDT Apr 16, 2026
Forecast Valid:
12pm PDT Apr 16, 2026-6pm PDT Apr 22, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation