Severe Thunderstorms and Heavy Rain in the Central Plains; Dry Thunderstorms and Critical Fire Weather in the West

Severe thunderstorms and heavy rain may produce large to very-large hail, severe winds, tornadoes and numerous instances of flash flooding across portions of the central Plains. Scattered slow-moving storms will continue to bring a flash flooding threat to the central Gulf Coast. Elevated to critical fire weather conditions are expected across much of the western U.S.. Read More >

Current conditions at

Napa, Napa County Airport (KAPC)

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

Overcast

62°F

17°C

Humidity 72%
Wind Speed WNW 9 MPH
Barometer 30.01 in (1016.26 mb)
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Last update 19 Jun 10:54 PM PDT
Extended Forecast for

4 Miles E Yountville CA

  • Tonight

    Tonight: Partly cloudy, with a low around 50. Light west northwest wind.

    Low: 50 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, then gradually becoming sunny, with a high near 74. Calm wind becoming southwest 5 to 9 mph in the afternoon.

    High: 74 °F

    Becoming
    Sunny

  • Saturday Night

    Saturday Night: Patchy fog after midnight.  Otherwise, increasing clouds, with a low around 49. Southwest wind 5 to 7 mph becoming calm  in the evening.

    Low: 49 °F

    Mostly Clear
    then Patchy
    Fog

  • Sunday

    Sunday: Areas of fog before 8am.  Otherwise, mostly cloudy through mid morning, then gradual clearing, with a high near 80. Calm wind becoming southwest 5 to 7 mph in the afternoon.

    High: 80 °F

    Areas Fog
    then Sunny

  • Sunday Night

    Sunday Night: Patchy fog after 2am.  Otherwise, mostly clear, with a low around 51. Southwest wind 5 to 8 mph becoming calm  in the evening.

    Low: 51 °F

    Clear then
    Patchy Fog

  • Monday

    Monday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

  • Monday Night

    Monday Night: Patchy fog after 2am.  Otherwise, mostly clear, with a low around 51.

    Low: 51 °F

    Clear then
    Patchy Fog

  • Tuesday

    Tuesday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Patchy fog after 2am.  Otherwise, mostly clear, with a low around 52.

    Low: 52 °F

    Clear then
    Patchy Fog

Detailed Forecast

Tonight
Partly cloudy, with a low around 50. Light west northwest wind.
Saturday
Partly sunny, then gradually becoming sunny, with a high near 74. Calm wind becoming southwest 5 to 9 mph in the afternoon.
Saturday Night
Patchy fog after midnight. Otherwise, increasing clouds, with a low around 49. Southwest wind 5 to 7 mph becoming calm in the evening.
Sunday
Areas of fog before 8am. Otherwise, mostly cloudy through mid morning, then gradual clearing, with a high near 80. Calm wind becoming southwest 5 to 7 mph in the afternoon.
Sunday Night
Patchy fog after 2am. Otherwise, mostly clear, with a low around 51. Southwest wind 5 to 8 mph becoming calm in the evening.
Monday
Sunny, with a high near 82.
Monday Night
Patchy fog after 2am. Otherwise, mostly clear, with a low around 51.
Tuesday
Sunny, with a high near 83.
Tuesday Night
Patchy fog after 2am. Otherwise, mostly clear, with a low around 52.
Wednesday
Sunny, with a high near 85.
Wednesday Night
Patchy fog. Otherwise, mostly clear, with a low around 53.
Thursday
Sunny, with a high near 83.
Thursday Night
Patchy fog. Otherwise, mostly clear, with a low around 52.
Friday
Sunny, with a high near 83.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles E Yountville CA
 38.38°N 122.28°W (Elev. 299 ft)
1:26 pm PDT Jun 19, 2026
11pm PDT Jun 19, 2026-6pm PDT Jun 26, 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