Dangerous Heat in the Central and Eastern U.S.; Critical Fire Weather in the Great Basin and Southwest

Dangerous, record-breaking heat will intensify across most of the central and eastern U.S this week. Heat indices will likely exceed 100 degrees. Heat is likely to continue across the eastern U.S. through the Independence Day holiday weekend. Critical fire weather conditions will continue Tuesday across portions of the Four Corners and Great Basin, as dry conditions and gusty winds persist. Read More >

Current conditions at

SJSU - Mount Diablo Summit Museum Rooftop (SJS02)

Lat: 37.881699°NLon: 121.914173°WElev: 3904.0ft.

NA

N/A

Humidity 28%
Wind Speed NW 9 MPH
Barometer NA
Dewpoint N/A
Visibility NA
Last update 17 May 05:05 PM PDT
Extended Forecast for

5 Miles SW Brentwood CA

  • Tonight

    Tonight: Clear, with a low around 61. West southwest wind 7 to 13 mph, with gusts as high as 22 mph.

    Low: 61 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 90. West southwest wind 5 to 13 mph, with gusts as high as 22 mph.

    High: 90 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 58. Southwest wind 7 to 14 mph, with gusts as high as 23 mph.

    Low: 58 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 85. West southwest wind 5 to 9 mph.

    High: 85 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 56. West southwest wind 9 to 15 mph, with gusts as high as 26 mph.

    Low: 56 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 57.

    Low: 57 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 88.

    High: 88 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 60.

    Low: 60 °F

    Clear

Detailed Forecast

Tonight
Clear, with a low around 61. West southwest wind 7 to 13 mph, with gusts as high as 22 mph.
Tuesday
Sunny, with a high near 90. West southwest wind 5 to 13 mph, with gusts as high as 22 mph.
Tuesday Night
Mostly clear, with a low around 58. Southwest wind 7 to 14 mph, with gusts as high as 23 mph.
Wednesday
Sunny, with a high near 85. West southwest wind 5 to 9 mph.
Wednesday Night
Mostly clear, with a low around 56. West southwest wind 9 to 15 mph, with gusts as high as 26 mph.
Thursday
Sunny, with a high near 83.
Thursday Night
Mostly clear, with a low around 57.
Friday
Sunny, with a high near 88.
Friday Night
Clear, with a low around 60.
Independence Day
Sunny, with a high near 90.
Saturday Night
Mostly clear, with a low around 60.
Sunday
Sunny, with a high near 88.
Sunday Night
Mostly clear, with a low around 60.
Monday
Sunny, with a high near 85.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SW Brentwood CA
 37.88°N 121.75°W (Elev. 394 ft)
1:26 pm PDT Jun 29, 2026
7pm PDT Jun 29, 2026-6pm PDT Jul 6, 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