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

61°F

16°C

Humidity 55%
Wind Speed W 10 MPH
Barometer 30.08 in (1018.63 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Last update 15 Apr 01:20 PM PDT
Extended Forecast for

Napa CA

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 69. West southwest wind 7 to 10 mph, with gusts as high as 18 mph.

    High: 69 °F

    Mostly Sunny

  • Tonight

    Tonight: Patchy fog after 4am.  Otherwise, mostly clear, with a low around 41. West southwest wind 5 to 8 mph becoming calm  after midnight.

    Low: 41 °F

    Mostly Clear
    then Patchy
    Fog

  • Thursday

    Thursday: Sunny, with a high near 69. Light north wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 18 mph.

    High: 69 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 46. North wind 7 to 9 mph, with gusts as high as 22 mph.

    Low: 46 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 74. North wind 5 to 7 mph, with gusts as high as 18 mph.

    High: 74 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 43.

    Low: 43 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 74.

    High: 74 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Patchy fog after 4am.  Otherwise, mostly cloudy, with a low around 48.

    Low: 48 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Sunday

    Sunday: A chance of rain.  Patchy fog before 7am.  Otherwise, partly sunny, with a high near 70.

    High: 70 °F

    Chance Rain
    and Patchy
    Fog

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 69. West southwest wind 7 to 10 mph, with gusts as high as 18 mph.
Tonight
Patchy fog after 4am. Otherwise, mostly clear, with a low around 41. West southwest wind 5 to 8 mph becoming calm after midnight.
Thursday
Sunny, with a high near 69. Light north wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 18 mph.
Thursday Night
Clear, with a low around 46. North wind 7 to 9 mph, with gusts as high as 22 mph.
Friday
Sunny, with a high near 74. North wind 5 to 7 mph, with gusts as high as 18 mph.
Friday Night
Partly cloudy, with a low around 43.
Saturday
Mostly sunny, with a high near 74.
Saturday Night
Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 48.
Sunday
A chance of rain. Patchy fog before 7am. Otherwise, partly sunny, with a high near 70.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 46.
Monday
A chance of rain. Partly sunny, with a high near 65.
Monday Night
A chance of rain. Patchy fog. Otherwise, mostly cloudy, with a low around 48.
Tuesday
A chance of rain. Patchy fog. Otherwise, partly sunny, with a high near 64.
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ABOUT THIS FORECAST

 
Point Forecast:
Napa CA
 38.29°N 122.29°W (Elev. 20 ft)
1:26 pm PDT Apr 15, 2026
1pm PDT Apr 15, 2026-6pm PDT Apr 21, 2026
 
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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