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

Fairfield / Travis Air Force Base (KSUU)

Lat: 38.26667°NLon: 121.95°WElev: 62.0ft.

Partly Cloudy

91°F

33°C

Humidity 23%
Wind Speed SW 11 MPH
Barometer 29.96 in (1014.56 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Heat Index88°F (31°C)
Last update 22 Aug 01:55 PM PDT
Extended Forecast for

Vallejo CA

  • This Afternoon

    This Afternoon: Sunny, with a high near 80. Southwest wind around 10 mph.

    High: 80 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 58. Southwest wind 3 to 6 mph.

    Low: 58 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly cloudy, then gradually becoming sunny, with a high near 80. Calm wind becoming southwest 5 to 8 mph in the morning.

    High: 80 °F

    Decreasing
    Clouds

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 59. Southwest wind around 7 mph.

    Low: 59 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 76. Southwest wind 7 to 10 mph.

    High: 76 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 57.

    Low: 57 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 77.

    High: 77 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 57.

    Low: 57 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 79.

    High: 79 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 80. Southwest wind around 10 mph.
Tonight
Partly cloudy, with a low around 58. Southwest wind 3 to 6 mph.
Sunday
Mostly cloudy, then gradually becoming sunny, with a high near 80. Calm wind becoming southwest 5 to 8 mph in the morning.
Sunday Night
Mostly cloudy, with a low around 59. Southwest wind around 7 mph.
Monday
Mostly sunny, with a high near 76. Southwest wind 7 to 10 mph.
Monday Night
Partly cloudy, with a low around 57.
Tuesday
Partly sunny, with a high near 77.
Tuesday Night
Partly cloudy, with a low around 57.
Wednesday
Mostly sunny, with a high near 79.
Wednesday Night
Mostly clear, with a low around 59.
Thursday
Mostly sunny, with a high near 80.
Thursday Night
Partly cloudy, with a low around 59.
Friday
Mostly sunny, with a high near 78.
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ABOUT THIS FORECAST

 
Point Forecast:
Vallejo CA
 38.14°N 122.25°W (Elev. 75 ft)
2:00 pm PDT Aug 22, 2026
2pm PDT Aug 22, 2026-6pm PDT Aug 28, 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