Areas of Excessive Rainfall and Severe Thunderstorms Today

Heavy to excessive rainfall from thunderstorms may bring areas of flooding today across parts of Texas, the Southeast U.S., and the lower Ohio Valley. Severe thunderstorms with large hail, damaging wind gusts, and a couple tornadoes are expected this afternoon and evening across parts of west and southwest Texas. Read More >

Current conditions at

Napa, Napa County Airport (KAPC)

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

Mostly Cloudy

70°F

21°C

Humidity 45%
Wind Speed SW 14 MPH
Barometer 29.82 in (1009.82 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 26 May 12:54 PM PDT
Extended Forecast for

4 Miles WSW Yountville CA

  • This Afternoon

    This Afternoon: A 20 percent chance of rain after 4pm.  Mostly sunny, with a high near 68. West northwest wind 6 to 8 mph, with gusts as high as 18 mph.

    High: 68 °F

    Slight Chance
    Rain

  • Tonight

    Tonight: Mostly clear, with a low around 48. West northwest wind 5 to 10 mph becoming light  after midnight. Winds could gust as high as 24 mph.

    Low: 48 °F

    Mostly Clear

  • Wednesday

    Wednesday: A slight chance of rain between 1pm and 4pm.  Mostly sunny, with a high near 67. Calm wind becoming south southwest around 5 mph in the afternoon.  Chance of precipitation is 20%.

    High: 67 °F

    Mostly Sunny
    then Slight
    Chance Rain

  • Wednesday Night

    Wednesday Night: A slight chance of rain before 3am, then a slight chance of rain after 4am.  Partly cloudy, with a low around 52. Southwest wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 20%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 52 °F

    Partly Cloudy
    then Slight
    Chance Rain

  • Thursday

    Thursday: A 20 percent chance of rain.  Mostly sunny, with a high near 69. Calm wind becoming southwest around 5 mph in the afternoon.  New precipitation amounts of less than a tenth of an inch possible.

    High: 69 °F

    Slight Chance
    Rain

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 52.

    Low: 52 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 69.

    High: 69 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 52.

    Low: 52 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 75.

    High: 75 °F

    Sunny

Detailed Forecast

This Afternoon
A 20 percent chance of rain after 4pm. Mostly sunny, with a high near 68. West northwest wind 6 to 8 mph, with gusts as high as 18 mph.
Tonight
Mostly clear, with a low around 48. West northwest wind 5 to 10 mph becoming light after midnight. Winds could gust as high as 24 mph.
Wednesday
A slight chance of rain between 1pm and 4pm. Mostly sunny, with a high near 67. Calm wind becoming south southwest around 5 mph in the afternoon. Chance of precipitation is 20%.
Wednesday Night
A slight chance of rain before 3am, then a slight chance of rain after 4am. Partly cloudy, with a low around 52. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
A 20 percent chance of rain. Mostly sunny, with a high near 69. Calm wind becoming southwest around 5 mph in the afternoon. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
Partly cloudy, with a low around 52.
Friday
Mostly sunny, with a high near 69.
Friday Night
Mostly clear, with a low around 52.
Saturday
Sunny, with a high near 75.
Saturday Night
Clear, with a low around 52.
Sunday
Sunny, with a high near 80.
Sunday Night
Clear, with a low around 55.
Monday
Sunny, with a high near 82.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WSW Yountville CA
 38.38°N 122.42°W (Elev. 1030 ft)
11:26 am PDT May 26, 2026
1pm PDT May 26, 2026-6pm PDT Jun 1, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database