Thunderstorms and Heavy Rainfall from the Plains to the Mid-Atlantic

Severe thunderstorms producing damaging winds are most likely over parts of the Dakotas into Minnesota from this afternoon into the overnight, with other isolated storms producing hail or wind over the northern High Plains. In the Northern Plains into the Upper Great Lakes and Mid-Atlantic, heavy to excessive rain may bring flash and urban flooding through Wednesday. Read More >

Current conditions at

Napa, Napa County Airport (KAPC)

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

Clear

69°F

21°C

Humidity 62%
Wind Speed SSW 16 MPH
Barometer 30.0 in (1015.92 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 07 Jul 04:54 PM PDT
Extended Forecast for

2 Miles SW Yountville CA

  • Tonight

    Tonight: Patchy fog after midnight.  Otherwise, increasing clouds, with a low around 50. Light south wind.

    Low: 50 °F

    Mostly Clear
    then Patchy
    Fog

  • Wednesday

    Wednesday: Areas of fog before 9am.  Otherwise, cloudy through mid morning, then gradual clearing, with a high near 84. Calm wind becoming south around 5 mph in the afternoon.

    High: 84 °F

    Areas Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: Patchy fog after 1am.  Otherwise, increasing clouds, with a low around 52. Light and variable wind.

    Low: 52 °F

    Mostly Clear
    then Patchy
    Fog

  • Thursday

    Thursday: Areas of fog before 8am.  Otherwise, partly sunny, then gradually becoming sunny, with a high near 89. Calm wind becoming south southwest around 5 mph in the afternoon.

    High: 89 °F

    Areas Fog
    then Sunny

  • Thursday Night

    Thursday Night: Patchy fog after 3am.  Otherwise, mostly clear, with a low around 53. Southwest wind around 5 mph becoming calm  in the evening.

    Low: 53 °F

    Clear then
    Patchy Fog

  • Friday

    Friday: Patchy fog before 7am.  Otherwise, mostly sunny, with a high near 87.

    High: 87 °F

    Patchy Fog
    then Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 54.

    Low: 54 °F

    Mostly Clear

  • Saturday

    Saturday: Partly sunny, with a high near 89.

    High: 89 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 58.

    Low: 58 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Patchy fog after midnight. Otherwise, increasing clouds, with a low around 50. Light south wind.
Wednesday
Areas of fog before 9am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 84. Calm wind becoming south around 5 mph in the afternoon.
Wednesday Night
Patchy fog after 1am. Otherwise, increasing clouds, with a low around 52. Light and variable wind.
Thursday
Areas of fog before 8am. Otherwise, partly sunny, then gradually becoming sunny, with a high near 89. Calm wind becoming south southwest around 5 mph in the afternoon.
Thursday Night
Patchy fog after 3am. Otherwise, mostly clear, with a low around 53. Southwest wind around 5 mph becoming calm in the evening.
Friday
Patchy fog before 7am. Otherwise, mostly sunny, with a high near 87.
Friday Night
Mostly clear, with a low around 54.
Saturday
Partly sunny, with a high near 89.
Saturday Night
Mostly cloudy, with a low around 58.
Sunday
Partly sunny, with a high near 88.
Sunday Night
Partly cloudy, with a low around 58.
Monday
Mostly sunny, with a high near 90.
Monday Night
Mostly clear, with a low around 59.
Tuesday
Mostly sunny, with a high near 92.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SW Yountville CA
 38.39°N 122.37°W (Elev. 558 ft)
1:42 pm PDT Jul 7, 2026
5pm PDT Jul 7, 2026-6pm PDT Jul 14, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database