Dangerous Heat over the South-Central and Southwest U.S. Through Next Week

Dangerous heat persists across the Desert Southwest through this weekend and across the Southern Plains and Lower Mississippi Valley through at least the middle of next week. Numerous daily record high temperatures are expected through at least Tuesday for much of Texas and Oklahoma as well as portions of Louisiana, New Mexico, and Arizona. Read More >

Current conditions at

Napa, Napa County Airport (KAPC)

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

Clear

52°F

11°C

Humidity 96%
Wind Speed N 0 MPH
Barometer 29.95 in (1014.22 mb)
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Last update 23 Aug 06:54 AM PDT
Extended Forecast for

3 Miles SW Napa CA

  • Today

    Today: Mostly cloudy, then gradually becoming sunny, with a high near 83. Calm wind becoming south southwest 5 to 9 mph in the morning.

    High: 83 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: Increasing clouds, with a low around 56. South southwest wind 5 to 7 mph becoming calm  after midnight.

    Low: 56 °F

    Increasing
    Clouds

  • Monday

    Monday: Mostly cloudy through mid morning, then gradual clearing, with a high near 79. Light south wind becoming southwest 5 to 10 mph in the morning.

    High: 79 °F

    Becoming
    Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a low around 54. West southwest wind 10 to 15 mph becoming light  after midnight.

    Low: 54 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Partly sunny, with a high near 80. Light west wind becoming southwest 5 to 9 mph in the morning.

    High: 80 °F

    Partly Sunny

  • Tuesday Night

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

    Low: 54 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 83.

    High: 83 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 56.

    Low: 56 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 83.

    High: 83 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly cloudy, then gradually becoming sunny, with a high near 83. Calm wind becoming south southwest 5 to 9 mph in the morning.
Tonight
Increasing clouds, with a low around 56. South southwest wind 5 to 7 mph becoming calm after midnight.
Monday
Mostly cloudy through mid morning, then gradual clearing, with a high near 79. Light south wind becoming southwest 5 to 10 mph in the morning.
Monday Night
Increasing clouds, with a low around 54. West southwest wind 10 to 15 mph becoming light after midnight.
Tuesday
Partly sunny, with a high near 80. Light west wind becoming southwest 5 to 9 mph in the morning.
Tuesday Night
Partly cloudy, with a low around 54.
Wednesday
Mostly sunny, with a high near 83.
Wednesday Night
Mostly clear, with a low around 56.
Thursday
Mostly sunny, with a high near 83.
Thursday Night
Mostly clear, with a low around 55.
Friday
Mostly sunny, with a high near 81.
Friday Night
Mostly clear, with a low around 55.
Saturday
Mostly sunny, with a high near 82.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SW Napa CA
 38.26°N 122.34°W (Elev. 157 ft)
1:46 am PDT Aug 23, 2026
7am PDT Aug 23, 2026-6pm PDT Aug 29, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database