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

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

5 Miles SW Brentwood CA

  • This Afternoon

    This Afternoon: Sunny, with a high near 92. West wind 5 to 9 mph.

    High: 92 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 63. West southwest wind 5 to 11 mph, with gusts as high as 18 mph.

    Low: 63 °F

    Mostly Clear

  • Sunday

    Sunday: Increasing clouds and hot, with a high near 96. Southwest wind around 5 mph becoming north in the afternoon.

    High: 96 °F

    Hot

  • Sunday Night

    Sunday Night: Increasing clouds, with a low around 64. Southwest wind 5 to 7 mph.

    Low: 64 °F

    Increasing
    Clouds

  • Monday

    Monday: Mostly sunny, with a high near 92. West wind 5 to 9 mph, with gusts as high as 18 mph.

    High: 92 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 62.

    Low: 62 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 91.

    High: 91 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 62.

    Low: 62 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 93.

    High: 93 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 92. West wind 5 to 9 mph.
Tonight
Mostly clear, with a low around 63. West southwest wind 5 to 11 mph, with gusts as high as 18 mph.
Sunday
Increasing clouds and hot, with a high near 96. Southwest wind around 5 mph becoming north in the afternoon.
Sunday Night
Increasing clouds, with a low around 64. Southwest wind 5 to 7 mph.
Monday
Mostly sunny, with a high near 92. West wind 5 to 9 mph, with gusts as high as 18 mph.
Monday Night
Mostly clear, with a low around 62.
Tuesday
Mostly sunny, with a high near 91.
Tuesday Night
Partly cloudy, with a low around 62.
Wednesday
Sunny, with a high near 93.
Wednesday Night
Mostly clear, with a low around 63.
Thursday
Sunny, with a high near 94.
Thursday Night
Mostly clear, with a low around 63.
Friday
Sunny, with a high near 93.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SW Brentwood CA
 37.88°N 121.75°W (Elev. 394 ft)
Last Update:
1:26 pm PDT Aug 22, 2026
Forecast Valid:
2pm PDT Aug 22, 2026-6pm PDT Aug 28, 2026
 
Forecast Discussion
 
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Additional Resources

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National Digital Forecast Database

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Chance of Precipitation