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

Dangerous Heat Wave Continues; Areas of Severe Thunderstorms Today

Dangerous, record-breaking heat will continue across most of the central and eastern U.S through Friday then focusing on the eastern U.S. through the Independence Day weekend. Peak heat indices of up to 115 degrees are possible. Strong to severe thunderstorms will be possible from the northern Plains into the Midwest and Great Lakes regions, as well as across the southern Appalachians today. Read More >

Current conditions at

BLACK DIAMOND (PIBC1)

Lat: 37.95°NLon: 121.88444°WElev: 1600.0ft.

NA

68°F

20°C

Humidity 54%
Wind Speed S 18 MPH
Barometer NA
Dewpoint 51°F (11°C)
Visibility NA
Last update 02 Jul 03:28 PM PDT
Extended Forecast for

Brentwood CA

  • Tonight

    Tonight: Clear, with a low around 57. West wind 5 to 9 mph becoming calm after midnight.

    Low: 57 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 91. Light northwest wind becoming west 5 to 10 mph in the morning.

    High: 91 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 59. West wind 5 to 9 mph becoming light west southwest after midnight. Winds could gust as high as 18 mph.

    Low: 59 °F

    Clear

  • Independence Day

    Independence Day: Sunny, with a high near 91. West wind 3 to 8 mph.

    High: 91 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 59. West southwest wind 5 to 11 mph, with gusts as high as 18 mph.

    Low: 59 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 87.

    High: 87 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 58.

    Low: 58 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 85.

    High: 85 °F

    Sunny

  • Monday Night

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

    Low: 57 °F

    Mostly Clear

Detailed Forecast

Tonight
Clear, with a low around 57. West wind 5 to 9 mph becoming calm after midnight.
Friday
Sunny, with a high near 91. Light northwest wind becoming west 5 to 10 mph in the morning.
Friday Night
Clear, with a low around 59. West wind 5 to 9 mph becoming light west southwest after midnight. Winds could gust as high as 18 mph.
Independence Day
Sunny, with a high near 91. West wind 3 to 8 mph.
Saturday Night
Partly cloudy, with a low around 59. West southwest wind 5 to 11 mph, with gusts as high as 18 mph.
Sunday
Sunny, with a high near 87.
Sunday Night
Mostly clear, with a low around 58.
Monday
Sunny, with a high near 85.
Monday Night
Mostly clear, with a low around 57.
Tuesday
Sunny, with a high near 86.
Tuesday Night
Mostly clear, with a low around 57.
Wednesday
Sunny, with a high near 89.
Wednesday Night
Clear, with a low around 59.
Thursday
Sunny, with a high near 90.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Brentwood CA
 37.93°N 121.7°W (Elev. 75 ft)
Last Update:
1:26 pm PDT Jul 2, 2026
Forecast Valid:
4pm PDT Jul 2, 2026-6pm PDT Jul 9, 2026
 
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Additional Resources

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