Dangerous Heat in the Southwest; Severe Thunderstorms and Heavy Rain in the Northeast and Mid-Atlantic

Dangerous heat will persist across the Southwest U.S. through Friday with daytime highs of 110-115°F. Heat across the southern Plains will briefly ease to near-normal by late week. Strong to severe thunderstorms may produce damaging wind, hail, a tornado or two, heavy rain and flash flooding across parts of the Mid-Atlantic and Northeast. Heavy rainfall threat continues across the Gulf Coast. 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 NE Brentwood CA

  • This Afternoon

    This Afternoon: Increasing clouds and hot, with a high near 96. West northwest wind 7 to 11 mph.

    High: 96 °F

    Hot

  • Tonight

    Tonight: A 20 percent chance of showers after 4am.  Mostly cloudy, with a low around 67. Southwest wind 5 to 7 mph becoming calm.

    Low: 67 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Friday

    Friday: A 20 percent chance of showers.  Cloudy, then gradually becoming mostly sunny, with a high near 88. Calm wind becoming west 5 to 9 mph in the afternoon.

    High: 88 °F

    Slight Chance
    Showers

  • Friday Night

    Friday Night: Mostly clear, with a low around 60. West wind 5 to 9 mph becoming calm  in the evening.

    Low: 60 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 88. West southwest wind 5 to 13 mph, with gusts as high as 22 mph.

    High: 88 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 57.

    Low: 57 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 88.

    High: 88 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 57.

    Low: 57 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 84.

    High: 84 °F

    Sunny

Detailed Forecast

This Afternoon
Increasing clouds and hot, with a high near 96. West northwest wind 7 to 11 mph.
Tonight
A 20 percent chance of showers after 4am. Mostly cloudy, with a low around 67. Southwest wind 5 to 7 mph becoming calm.
Friday
A 20 percent chance of showers. Cloudy, then gradually becoming mostly sunny, with a high near 88. Calm wind becoming west 5 to 9 mph in the afternoon.
Friday Night
Mostly clear, with a low around 60. West wind 5 to 9 mph becoming calm in the evening.
Saturday
Sunny, with a high near 88. West southwest wind 5 to 13 mph, with gusts as high as 22 mph.
Saturday Night
Clear, with a low around 57.
Sunday
Sunny, with a high near 88.
Sunday Night
Clear, with a low around 57.
Monday
Sunny, with a high near 84.
Monday Night
Mostly clear, with a low around 55.
Tuesday
Sunny, with a high near 84.
Tuesday Night
A slight chance of showers. Mostly clear, with a low around 57.
Wednesday
Sunny, with a high near 86.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NE Brentwood CA
 37.96°N 121.65°W (Elev. 20 ft)
1:26 pm PDT Aug 27, 2026
1pm PDT Aug 27, 2026-6pm PDT Sep 2, 2026
 
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Additional Resources

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