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

Hazardous Weather Conditions

Current conditions at

BLACK DIAMOND (PIBC1)

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

NA

82°F

28°C

Humidity 16%
Wind Speed SSE 8 MPH
Barometer NA
Dewpoint 32°F (0°C)
Visibility NA
Heat Index80°F (27°C)
Last update 08 Aug 08:28 PM PDT
Extended Forecast for

2 Miles NW Brentwood CA

Heat Advisory until August 9, 10:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory until August 9, 10:00pm

    NOW until 10:00pm Sun

    Heat Advisory

  • Tonight

    Low: 66 °F

    Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 103. Light and variable wind becoming west 5 to 10 mph in the afternoon.

    High: 103 °F

    Hot

  • Sunday Night

    Sunday Night: Clear, with a low around 66. West wind 5 to 9 mph becoming light west southwest in the evening. Winds could gust as high as 18 mph.

    Low: 66 °F

    Clear

  • Monday

    Monday: Sunny and hot, with a high near 98. Calm wind becoming west 5 to 8 mph in the afternoon.

    High: 98 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 63. West wind 5 to 10 mph becoming light west southwest in the evening. Winds could gust as high as 18 mph.

    Low: 63 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 95.

    High: 95 °F

    Sunny

  • Tuesday Night

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

    Low: 62 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 93.

    High: 93 °F

    Sunny

Detailed Forecast

Tonight
Clear, with a low around 66. West wind around 5 mph becoming calm in the evening.
Sunday
Sunny and hot, with a high near 103. Light and variable wind becoming west 5 to 10 mph in the afternoon.
Sunday Night
Clear, with a low around 66. West wind 5 to 9 mph becoming light west southwest in the evening. Winds could gust as high as 18 mph.
Monday
Sunny and hot, with a high near 98. Calm wind becoming west 5 to 8 mph in the afternoon.
Monday Night
Mostly clear, with a low around 63. West wind 5 to 10 mph becoming light west southwest in the evening. Winds could gust as high as 18 mph.
Tuesday
Sunny, with a high near 95.
Tuesday Night
Mostly clear, with a low around 62.
Wednesday
Sunny, with a high near 93.
Wednesday Night
Partly cloudy, with a low around 62.
Thursday
Mostly sunny, with a high near 89.
Thursday Night
Mostly clear, with a low around 62.
Friday
Mostly sunny, with a high near 89.
Friday Night
Mostly clear, with a low around 62.
Saturday
Sunny, with a high near 89.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NW Brentwood CA
 37.95°N 121.71°W (Elev. 82 ft)
Last Update:
1:26 pm PDT Aug 8, 2026
Forecast Valid:
9pm PDT Aug 8, 2026-6pm PDT Aug 15, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation