Severe Weather and Flooding Threats for the Central U.S.; Dangerous Heat in the Southern and Western U.S.

Severe weather and flooding threats will continue for portions of the central U.S. over the next couple of days, with multiple rounds of thunderstorms expected. Dangerous heat will persist across the southern and western U.S. through mid-week. Hot and dry conditions will fuel fire weather concerns for the Intermountain West, where dry thunderstorms may spark additional wildfires. Read More >

Current conditions at

Napa, Napa County Airport (KAPC)

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

Clear

54°F

12°C

Humidity 93%
Wind Speed W 4 MPH
Barometer 29.99 in (1015.58 mb)
Dewpoint 52°F (11°C)
Visibility 8.00 mi
Last update 23 Jun 11:35 PM PDT
Extended Forecast for

Yountville CA

  • Tonight

    Tonight: Patchy fog after 1am.  Otherwise, increasing clouds, with a low around 51. Calm wind.

    Low: 51 °F

    Patchy Fog

  • Wednesday

    Wednesday: Patchy fog before 8am.  Otherwise, mostly cloudy through mid morning, then gradual clearing, with a high near 83. Calm wind becoming south around 6 mph in the afternoon.

    High: 83 °F

    Patchy 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

    Clear then
    Patchy Fog

  • Thursday

    Thursday: Patchy fog before 8am.  Otherwise, mostly cloudy through mid morning, then gradual clearing, with a high near 84. Calm wind becoming south southwest around 6 mph in the afternoon.

    High: 84 °F

    Patchy Fog
    then Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 54. West southwest wind around 6 mph becoming calm  after midnight.

    Low: 54 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 80.

    High: 80 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 54.

    Low: 54 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 78.

    High: 78 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 52.

    Low: 52 °F

    Clear

Detailed Forecast

Tonight
Patchy fog after 1am. Otherwise, increasing clouds, with a low around 51. Calm wind.
Wednesday
Patchy fog before 8am. Otherwise, mostly cloudy through mid morning, then gradual clearing, with a high near 83. Calm wind becoming south around 6 mph in the afternoon.
Wednesday Night
Patchy fog after 1am. Otherwise, increasing clouds, with a low around 52. Light and variable wind.
Thursday
Patchy fog before 8am. Otherwise, mostly cloudy through mid morning, then gradual clearing, with a high near 84. Calm wind becoming south southwest around 6 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 54. West southwest wind around 6 mph becoming calm after midnight.
Friday
Sunny, with a high near 80.
Friday Night
Partly cloudy, with a low around 54.
Saturday
Mostly sunny, with a high near 78.
Saturday Night
Clear, with a low around 52.
Sunday
Sunny, with a high near 83.
Sunday Night
Clear, with a low around 54.
Monday
Sunny, with a high near 86.
Monday Night
Mostly clear, with a low around 53.
Tuesday
Sunny, with a high near 82.
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ABOUT THIS FORECAST

 
Point Forecast:
Yountville CA
 38.39°N 122.37°W (Elev. 558 ft)
11:32 pm PDT Jun 23, 2026
11pm PDT Jun 23, 2026-6pm PDT Jun 30, 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