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

Heat Wave and Severe Thunderstorms this Independence Day

A prolonged, dangerous heat wave will persist through the Independence Day weekend across the Ohio Valley, Midwest, and Mid-Atlantic. Numerous temperature records are expected. Clusters of severe thunderstorms will move across parts of the Allegheny Plateau into Mid Atlantic this Independence Day, with potential for widespread damaging winds. Additional severe thunderstorms in the Great Plains. Read More >

Current conditions at

BLACK DIAMOND (PIBC1)

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

NA

84°F

29°C

Humidity 21%
Wind Speed S 18 MPH
Barometer NA
Dewpoint 40°F (4°C)
Visibility NA
Heat Index81°F (27°C)
Last update 04 Jul 04:28 PM PDT
Extended Forecast for

6 Miles ESE Clayton CA

  • Tonight

    Tonight: Increasing clouds, with a low around 60. West southwest wind around 14 mph, with gusts as high as 24 mph.

    Low: 60 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Partly sunny, with a high near 79. West southwest wind around 11 mph, with gusts as high as 22 mph.

    High: 79 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 57. West southwest wind around 15 mph, with gusts as high as 26 mph.

    Low: 57 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 78. West southwest wind 10 to 13 mph, with gusts as high as 23 mph.

    High: 78 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 55. West southwest wind 14 to 16 mph, with gusts as high as 28 mph.

    Low: 55 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 77.

    High: 77 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 55.

    Low: 55 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 84.

    High: 84 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 59.

    Low: 59 °F

    Clear

Detailed Forecast

Tonight
Increasing clouds, with a low around 60. West southwest wind around 14 mph, with gusts as high as 24 mph.
Sunday
Partly sunny, with a high near 79. West southwest wind around 11 mph, with gusts as high as 22 mph.
Sunday Night
Mostly clear, with a low around 57. West southwest wind around 15 mph, with gusts as high as 26 mph.
Monday
Sunny, with a high near 78. West southwest wind 10 to 13 mph, with gusts as high as 23 mph.
Monday Night
Mostly clear, with a low around 55. West southwest wind 14 to 16 mph, with gusts as high as 28 mph.
Tuesday
Sunny, with a high near 77.
Tuesday Night
Clear, with a low around 55.
Wednesday
Sunny, with a high near 84.
Wednesday Night
Clear, with a low around 59.
Thursday
Sunny, with a high near 88.
Thursday Night
Clear, with a low around 59.
Friday
Sunny, with a high near 85.
Friday Night
Mostly clear, with a low around 59.
Saturday
Mostly sunny, with a high near 84.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles ESE Clayton CA
 37.93°N 121.85°W (Elev. 787 ft)
Last Update:
1:26 pm PDT Jul 4, 2026
Forecast Valid:
5pm PDT Jul 4, 2026-6pm PDT Jul 11, 2026
 
Forecast Discussion
 
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Additional Resources

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