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.

Overcast

57°F

14°C

Humidity 93%
Wind Speed W 6 MPH
Barometer 30.04 in (1017.27 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 21 Aug 08:00 AM PDT
Extended Forecast for

2 Miles NW Vallejo CA

  • Today

    Today: Partly sunny, with a high near 75. West southwest wind 9 to 11 mph.

    High: 75 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 57. West southwest wind 7 to 9 mph.

    Low: 57 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 79. Southwest wind 7 to 11 mph.

    High: 79 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 58. Southwest wind 5 to 10 mph.

    Low: 58 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Mostly sunny, with a high near 77. West southwest wind 5 to 9 mph.

    High: 77 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 57.

    Low: 57 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 74.

    High: 74 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 56.

    Low: 56 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 75.

    High: 75 °F

    Partly Sunny

Detailed Forecast

Today
Partly sunny, with a high near 75. West southwest wind 9 to 11 mph.
Tonight
Mostly clear, with a low around 57. West southwest wind 7 to 9 mph.
Saturday
Mostly sunny, with a high near 79. Southwest wind 7 to 11 mph.
Saturday Night
Increasing clouds, with a low around 58. Southwest wind 5 to 10 mph.
Sunday
Mostly sunny, with a high near 77. West southwest wind 5 to 9 mph.
Sunday Night
Mostly cloudy, with a low around 57.
Monday
Mostly sunny, with a high near 74.
Monday Night
Partly cloudy, with a low around 56.
Tuesday
Partly sunny, with a high near 75.
Tuesday Night
Partly cloudy, with a low around 56.
Wednesday
Partly sunny, with a high near 78.
Wednesday Night
Partly cloudy, with a low around 57.
Thursday
Partly sunny, with a high near 79.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NW Vallejo CA
 38.16°N 122.25°W (Elev. 26 ft)
2:16 am PDT Aug 21, 2026
8am PDT Aug 21, 2026-6pm PDT Aug 27, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database