Sinlaku Continues to Impact the Marianas; Severe Weather from the Central US to the Northeast; Late-Season Snow in the Northwest

Sinlaku continues to bring destructive winds, widespread heavy rain/flooding, and storm surge to the Marianas. Showers and severe thunderstorms are expected from the Northeast to the Mid-Mississippi Valley and to the Central/Southern Plains through Thursday. A front will produce late-season snowfall over the Cascades and Northern Rockies and coastal rain over the Northwest Coast through Thursday. Read More >

Current conditions at

Napa, Napa County Airport (KAPC)

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

Clear

46°F

8°C

Humidity 93%
Wind Speed WSW 5 MPH
Barometer 30.12 in (1019.98 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Wind Chill44°F (7°C)
Last update 14 Apr 11:20 PM PDT
Extended Forecast for

Lake Berryessa CA

  • Tonight

    Tonight: Patchy fog after 5am.  Otherwise, partly cloudy, with a low around 44. Calm wind.

    Low: 44 °F

    Patchy Fog

  • Wednesday

    Wednesday: Patchy fog between 7am and 8am.  Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 67. Calm wind becoming west 5 to 9 mph in the afternoon. Winds could gust as high as 18 mph.

    High: 67 °F

    Patchy Fog
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 44. West wind 5 to 9 mph becoming calm  after midnight. Winds could gust as high as 21 mph.

    Low: 44 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 64. North wind 10 to 16 mph, with gusts as high as 31 mph.

    High: 64 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 49. North wind 9 to 11 mph, with gusts as high as 28 mph.

    Low: 49 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 71.

    High: 71 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 46.

    Low: 46 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 72.

    High: 72 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 48.

    Low: 48 °F

    Partly Cloudy

Detailed Forecast

Tonight
Patchy fog after 5am. Otherwise, partly cloudy, with a low around 44. Calm wind.
Wednesday
Patchy fog between 7am and 8am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 67. Calm wind becoming west 5 to 9 mph in the afternoon. Winds could gust as high as 18 mph.
Wednesday Night
Mostly clear, with a low around 44. West wind 5 to 9 mph becoming calm after midnight. Winds could gust as high as 21 mph.
Thursday
Sunny, with a high near 64. North wind 10 to 16 mph, with gusts as high as 31 mph.
Thursday Night
Clear, with a low around 49. North wind 9 to 11 mph, with gusts as high as 28 mph.
Friday
Sunny, with a high near 71.
Friday Night
Mostly clear, with a low around 46.
Saturday
Sunny, with a high near 72.
Saturday Night
Partly cloudy, with a low around 48.
Sunday
A chance of rain. Partly sunny, with a high near 66.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 48.
Monday
A chance of rain. Partly sunny, with a high near 60.
Monday Night
A chance of rain. Partly cloudy, with a low around 46.
Tuesday
A slight chance of rain. Mostly sunny, with a high near 65.
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ABOUT THIS FORECAST

 
Point Forecast:
Lake Berryessa CA
 38.57°N 122.24°W (Elev. 732 ft)
9:07 pm PDT Apr 14, 2026
11pm PDT Apr 14, 2026-6pm PDT Apr 21, 2026
 
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