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

Strong Storms and Heavy Rainfall Threats; Dangerous Heat for Southern Plains into the Southwest

Thunderstorms, some severe, will impact areas of the Plains into the Midwest today. Rainfall can be locally heavy as well from these storms with isolated instances of flash flooding. Monsoonal flow will enhance rainfall across the Four Corners into the central Rockies today. Meanwhile, summer heat continues for the southern Plains, Southwest into southern California. 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

4 Miles W Brentwood CA

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 94. West wind 8 to 11 mph.

    High: 94 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 65. West wind 5 to 8 mph becoming calm.

    Low: 65 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny and hot, with a high near 97. West northwest wind 5 to 13 mph.

    High: 97 °F

    Hot

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 68. West wind 5 to 10 mph.

    Low: 68 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 97. West wind 5 to 9 mph.

    High: 97 °F

    Hot

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 68.

    Low: 68 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 91.

    High: 91 °F

    Partly Sunny

  • Friday Night

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

    Low: 61 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 89.

    High: 89 °F

    Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 94. West wind 8 to 11 mph.
Tonight
Partly cloudy, with a low around 65. West wind 5 to 8 mph becoming calm.
Wednesday
Sunny and hot, with a high near 97. West northwest wind 5 to 13 mph.
Wednesday Night
Mostly clear, with a low around 68. West wind 5 to 10 mph.
Thursday
Sunny and hot, with a high near 97. West wind 5 to 9 mph.
Thursday Night
Mostly cloudy, with a low around 68.
Friday
Partly sunny, with a high near 91.
Friday Night
Mostly clear, with a low around 61.
Saturday
Sunny, with a high near 89.
Saturday Night
Clear, with a low around 58.
Sunday
Sunny, with a high near 85.
Sunday Night
Mostly clear, with a low around 57.
Monday
Sunny, with a high near 82.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles W Brentwood CA
 37.94°N 121.76°W (Elev. 180 ft)
Last Update:
1:26 pm PDT Aug 25, 2026
Forecast Valid:
2pm PDT Aug 25, 2026-6pm PDT Aug 31, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation