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

Air Quality Concerns; Fire Weather; Extreme Heat; Flash Flooding

Wildfire smoke continues to result in poor air quality from the Upper Midwest into the Northeast. Dangerous heat and fire weather concerns for portions of the Four Corners region into the central Great Basin. Heavy rainfall and flash flooding possible for the Southeast through Monday. For Hawaii, gusty trade winds a drier weather could result in any fires that start to spread rapidly. Read More >

Current conditions at

BLACK DIAMOND (PIBC1)

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

NA

73°F

23°C

Humidity 46%
Wind Speed S 21 MPH
Barometer NA
Dewpoint 51°F (11°C)
Visibility NA
Last update 03 Aug 12:28 PM PDT
Extended Forecast for

Pittsburg CA

  • This Afternoon

    This Afternoon: Sunny, with a high near 78. West southwest wind 14 to 17 mph, with gusts as high as 25 mph.

    High: 78 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 60. Breezy, with a west southwest wind 20 to 24 mph, with gusts as high as 31 mph.

    Low: 60 °F

    Clear and
    Breezy

  • Monday

    Monday: Sunny, with a high near 80. West wind 11 to 18 mph, with gusts as high as 23 mph.

    High: 80 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 58. West southwest wind 16 to 21 mph, with gusts as high as 26 mph.

    Low: 58 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 82. Southwest wind 9 to 14 mph, with gusts as high as 22 mph.

    High: 82 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 61.

    Low: 61 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 86.

    High: 86 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 63.

    Low: 63 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 86.

    High: 86 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 78. West southwest wind 14 to 17 mph, with gusts as high as 25 mph.
Tonight
Clear, with a low around 60. Breezy, with a west southwest wind 20 to 24 mph, with gusts as high as 31 mph.
Monday
Sunny, with a high near 80. West wind 11 to 18 mph, with gusts as high as 23 mph.
Monday Night
Clear, with a low around 58. West southwest wind 16 to 21 mph, with gusts as high as 26 mph.
Tuesday
Sunny, with a high near 82. Southwest wind 9 to 14 mph, with gusts as high as 22 mph.
Tuesday Night
Clear, with a low around 61.
Wednesday
Sunny, with a high near 86.
Wednesday Night
Mostly clear, with a low around 63.
Thursday
Sunny, with a high near 86.
Thursday Night
Mostly clear, with a low around 63.
Friday
Sunny, with a high near 86.
Friday Night
Mostly clear, with a low around 62.
Saturday
Sunny, with a high near 83.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Pittsburg CA
 38.04°N 121.87°W (Elev. 3 ft)
Last Update:
3:11 am PDT Aug 3, 2025
Forecast Valid:
1pm PDT Aug 3, 2025-6pm PDT Aug 9, 2025
 
Forecast Discussion
 
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Additional Resources

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