Super Typhoon Sinlaku to Impact the Marianas and Guam; Severe Weather Threat from the Southern Plains to the Great Lakes

Super Typhoon Sinlaku will bring destructive winds, widespread heavy rain/flooding, thunderstorms, and coastal impacts to the Marianas Islands into Wednesday. Typhoon conditions are likely over the Northern Mariana Islands. Severe thunderstorms and heavy rain are expected from the Southern Plains to the Great Lakes through Tuesday. Heavy snow is expected in the Pacific Northwest. 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 100%
Wind Speed N 0 MPH
Barometer 30.11 in (1019.64 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 13 Apr 11:30 PM PDT
Extended Forecast for

2 Miles NW Napa Co. Airport CA

  • Tonight

    Tonight: Patchy fog after 3am.  Otherwise, mostly clear, with a low around 41. Light west southwest wind.

    Low: 41 °F

    Patchy Fog

  • Tuesday

    Tuesday: Areas of fog before 10am.  Otherwise, sunny, with a high near 66. Calm wind becoming west southwest 5 to 9 mph in the afternoon.

    High: 66 °F

    Areas Fog
    then Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 43. West southwest wind 5 to 7 mph becoming calm  in the evening.

    Low: 43 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, then gradually becoming sunny, with a high near 67. Light west southwest wind becoming west 6 to 11 mph in the afternoon. Winds could gust as high as 18 mph.

    High: 67 °F

    Decreasing
    Clouds

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 43. West wind 6 to 13 mph, with gusts as high as 22 mph.

    Low: 43 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 68.

    High: 68 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 44.

    Low: 44 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 71.

    High: 71 °F

    Sunny

  • Friday Night

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

    Low: 43 °F

    Partly Cloudy

Detailed Forecast

Tonight
Patchy fog after 3am. Otherwise, mostly clear, with a low around 41. Light west southwest wind.
Tuesday
Areas of fog before 10am. Otherwise, sunny, with a high near 66. Calm wind becoming west southwest 5 to 9 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 43. West southwest wind 5 to 7 mph becoming calm in the evening.
Wednesday
Mostly cloudy, then gradually becoming sunny, with a high near 67. Light west southwest wind becoming west 6 to 11 mph in the afternoon. Winds could gust as high as 18 mph.
Wednesday Night
Partly cloudy, with a low around 43. West wind 6 to 13 mph, with gusts as high as 22 mph.
Thursday
Sunny, with a high near 68.
Thursday Night
Clear, with a low around 44.
Friday
Sunny, with a high near 71.
Friday Night
Partly cloudy, with a low around 43.
Saturday
Mostly sunny, with a high near 72.
Saturday Night
Mostly cloudy, with a low around 47.
Sunday
A slight chance of rain. Partly sunny, with a high near 68.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 46.
Monday
A chance of rain. Partly sunny, with a high near 64.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NW Napa Co. Airport CA
 38.22°N 122.3°W (Elev. 3 ft)
11:26 pm PDT Apr 13, 2026
11pm PDT Apr 13, 2026-6pm PDT Apr 20, 2026
 
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Additional Resources

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Hourly Weather Forecast

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