Dangerous Heat and Possible Flooding This Week

Hot temperatures and high humidity are forecast to continue across much of east Texas into the mid-Mississippi Valley through this week. Heavy to excessive rainfall occurring at times through Friday could bring areas of flooding across parts of the central Plains into the upper Midwest and Four Corners states. Read More >

Current conditions at

BLACK DIAMOND (PIBC1)

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

NA

N/A

Humidity 21%
Wind Speed S 9 MPH
Barometer NA
Dewpoint N/A
Visibility NA
Last update 10 Sep 03:28 AM PDT
Extended Forecast for

Pittsburg CA

  • Tonight

    Tonight: Mostly clear, with a low around 60. West southwest wind 7 to 9 mph.

    Low: 60 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 81. West wind 7 to 11 mph, with gusts as high as 18 mph.

    High: 81 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 60. West southwest wind 11 to 14 mph, with gusts as high as 24 mph.

    Low: 60 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 76. Southwest wind 14 to 16 mph, with gusts as high as 26 mph.

    High: 76 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 60. West southwest wind 9 to 16 mph, with gusts as high as 26 mph.

    Low: 60 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 76.

    High: 76 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 60.

    Low: 60 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 61.

    Low: 61 °F

    Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 60. West southwest wind 7 to 9 mph.
Tuesday
Sunny, with a high near 81. West wind 7 to 11 mph, with gusts as high as 18 mph.
Tuesday Night
Mostly clear, with a low around 60. West southwest wind 11 to 14 mph, with gusts as high as 24 mph.
Wednesday
Sunny, with a high near 76. Southwest wind 14 to 16 mph, with gusts as high as 26 mph.
Wednesday Night
Mostly clear, with a low around 60. West southwest wind 9 to 16 mph, with gusts as high as 26 mph.
Thursday
Mostly sunny, with a high near 76.
Thursday Night
Clear, with a low around 60.
Friday
Sunny, with a high near 81.
Friday Night
Clear, with a low around 61.
Saturday
Sunny, with a high near 82.
Saturday Night
Mostly clear, with a low around 61.
Sunday
Sunny, with a high near 80.
Sunday Night
Mostly clear, with a low around 61.
Monday
Mostly sunny, with a high near 78.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Pittsburg CA
 38.04°N 121.87°W (Elev. 3 ft)
8:31 pm PDT Sep 14, 2026
11pm PDT Sep 14, 2026-6pm PDT Sep 21, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database