Showers and Storms in the East; Dangerously Hot and Dry in the West

A frontal boundary will bring scattered showers and storms to portions of the Central and Eastern U.S. through the end of the week. Meanwhile, dangerous heat will intensify across the Intermountain West and expand into the Central U.S. by early next week. Elevated wildfire conditions will develop across portions of the Northern/Central Plains and air quality issues will persist in the Northwest. Read More >

Current conditions at

Napa, Napa County Airport (KAPC)

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

Clear

63°F

17°C

Humidity 77%
Wind Speed W 9 MPH
Barometer 29.9 in (1012.53 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 05 Aug 08:54 PM PDT
Extended Forecast for

3 Miles ENE Yountville CA

  • Tonight

    Tonight: Partly cloudy, with a low around 52. Calm wind.

    Low: 52 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, then gradually becoming sunny, with a high near 89. Calm wind becoming south 5 to 7 mph in the afternoon.

    High: 89 °F

    Becoming
    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 54. Calm wind.

    Low: 54 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 94. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 94 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 56. Southwest wind around 6 mph becoming calm  in the evening.

    Low: 56 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 97.

    High: 97 °F

    Hot

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 57.

    Low: 57 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 95.

    High: 95 °F

    Sunny

  • Sunday Night

    Sunday Night: Patchy fog after 5am.  Otherwise, mostly clear, with a low around 54.

    Low: 54 °F

    Clear then
    Patchy Fog

Detailed Forecast

Tonight
Partly cloudy, with a low around 52. Calm wind.
Thursday
Partly sunny, then gradually becoming sunny, with a high near 89. Calm wind becoming south 5 to 7 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 54. Calm wind.
Friday
Sunny, with a high near 94. Calm wind becoming southwest around 6 mph in the afternoon.
Friday Night
Mostly clear, with a low around 56. Southwest wind around 6 mph becoming calm in the evening.
Saturday
Sunny and hot, with a high near 97.
Saturday Night
Mostly clear, with a low around 57.
Sunday
Sunny, with a high near 95.
Sunday Night
Patchy fog after 5am. Otherwise, mostly clear, with a low around 54.
Monday
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 86.
Monday Night
Patchy fog. Otherwise, mostly clear, with a low around 54.
Tuesday
Areas of fog. Otherwise, mostly sunny, with a high near 85.
Tuesday Night
Patchy fog. Otherwise, mostly clear, with a low around 54.
Wednesday
Mostly sunny, with a high near 84.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ENE Yountville CA
 38.42°N 122.32°W (Elev. 387 ft)
1:26 pm PDT Aug 5, 2026
9pm PDT Aug 5, 2026-6pm PDT Aug 12, 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