National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Heavy Rain From the Central Plains to the Mid-Atlantic; Heat Wave Begins This Weekend

Strong to severe thunderstorms and heavy rain will impact portions of the central Plains into the Upper Midwest and the Mid-Atlantic through the weekend. A stretch of unusually hot and humid weather is expected across portions of the central U.S. and the Southeast beginning this weekend and continuing through next week. The heat may reach dangerous levels, particularly mid to late next week. Read More >

Current conditions at

Napa, Napa County Airport (KAPC)

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

Overcast

54°F

12°C

Humidity 100%
Wind Speed WSW 10 MPH
Barometer 30.04 in (1017.27 mb)
Dewpoint 54°F (12°C)
Visibility 8.00 mi
Last update 19 Jul 05:55 AM PDT
Extended Forecast for

Napa CA

  • Today

    Today: Cloudy through mid morning, then gradual clearing, with a high near 78. Southwest wind 6 to 16 mph, with gusts as high as 20 mph.

    High: 78 °F

    Becoming
    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 54. South southwest wind 8 to 14 mph.

    Low: 54 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Cloudy through mid morning, then gradual clearing, with a high near 76. South southwest wind 8 to 15 mph, with gusts as high as 18 mph.

    High: 76 °F

    Becoming
    Sunny

  • Sunday Night

    Sunday Night: Increasing clouds, with a low around 53. South southwest wind 10 to 16 mph, with gusts as high as 21 mph.

    Low: 53 °F

    Increasing
    Clouds

  • Monday

    Monday: Mostly sunny, with a high near 73. West southwest wind 10 to 20 mph, with gusts as high as 24 mph.

    High: 73 °F

    Mostly Sunny

  • Monday Night

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

    Low: 54 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 72.

    High: 72 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 53.

    Low: 53 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 74.

    High: 74 °F

    Mostly Sunny

Detailed Forecast

Today
Cloudy through mid morning, then gradual clearing, with a high near 78. Southwest wind 6 to 16 mph, with gusts as high as 20 mph.
Tonight
Increasing clouds, with a low around 54. South southwest wind 8 to 14 mph.
Sunday
Cloudy through mid morning, then gradual clearing, with a high near 76. South southwest wind 8 to 15 mph, with gusts as high as 18 mph.
Sunday Night
Increasing clouds, with a low around 53. South southwest wind 10 to 16 mph, with gusts as high as 21 mph.
Monday
Mostly sunny, with a high near 73. West southwest wind 10 to 20 mph, with gusts as high as 24 mph.
Monday Night
Partly cloudy, with a low around 54.
Tuesday
Partly sunny, with a high near 72.
Tuesday Night
Partly cloudy, with a low around 53.
Wednesday
Mostly sunny, with a high near 74.
Wednesday Night
Partly cloudy, with a low around 53.
Thursday
Mostly sunny, with a high near 74.
Thursday Night
Partly cloudy, with a low around 54.
Friday
Mostly sunny, with a high near 73.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Napa CA
 38.29°N 122.31°W (Elev. 190 ft)
Last Update:
2:48 am PDT Jul 19, 2025
Forecast Valid:
6am PDT Jul 19, 2025-6pm PDT Jul 25, 2025
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

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Chance of Precipitation