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

BLACK DIAMOND (PIBC1)

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

NA

N/A

Humidity 25%
Wind Speed SE 9 MPH
Barometer NA
Dewpoint N/A
Visibility NA
Last update 10 Aug 02:28 AM PDT
Extended Forecast for

3 Miles NNE Brentwood CA

  • Tonight

    Tonight: Mostly clear, with a low around 61. West wind 8 to 13 mph becoming light and variable  in the evening.

    Low: 61 °F

    Mostly Clear

  • Sunday

    Sunday: Increasing clouds and hot, with a high near 96. West northwest wind 5 to 7 mph.

    High: 96 °F

    Hot

  • Sunday Night

    Sunday Night: Increasing clouds, with a low around 62. West northwest wind 5 to 9 mph becoming calm  after midnight.

    Low: 62 °F

    Increasing
    Clouds

  • Monday

    Monday: Cloudy through mid morning, then gradual clearing, with a high near 92. Light west northwest wind becoming west 5 to 10 mph in the morning. Winds could gust as high as 18 mph.

    High: 92 °F

    Gradual
    Clearing

  • Monday Night

    Monday Night: Mostly clear, with a low around 60. West wind 6 to 11 mph, with gusts as high as 18 mph.

    Low: 60 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 92.

    High: 92 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 60.

    Low: 60 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 94.

    High: 94 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 61.

    Low: 61 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 61. West wind 8 to 13 mph becoming light and variable in the evening.
Sunday
Increasing clouds and hot, with a high near 96. West northwest wind 5 to 7 mph.
Sunday Night
Increasing clouds, with a low around 62. West northwest wind 5 to 9 mph becoming calm after midnight.
Monday
Cloudy through mid morning, then gradual clearing, with a high near 92. Light west northwest wind becoming west 5 to 10 mph in the morning. Winds could gust as high as 18 mph.
Monday Night
Mostly clear, with a low around 60. West wind 6 to 11 mph, with gusts as high as 18 mph.
Tuesday
Mostly sunny, with a high near 92.
Tuesday Night
Partly cloudy, with a low around 60.
Wednesday
Sunny, with a high near 94.
Wednesday Night
Mostly clear, with a low around 61.
Thursday
Sunny, with a high near 94.
Thursday Night
Mostly clear, with a low around 61.
Friday
Sunny, with a high near 94.
Friday Night
Mostly clear, with a low around 61.
Saturday
Sunny, with a high near 93.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNE Brentwood CA
 37.96°N 121.65°W (Elev. 20 ft)
3:12 pm PDT Aug 22, 2026
5pm PDT Aug 22, 2026-6pm PDT Aug 29, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database