Current conditions at

BLACK DIAMOND (PIBC1)

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

NA

63°F

17°C

Humidity 47%
Wind Speed SSE 9 MPH
Barometer NA
Dewpoint 42°F (6°C)
Visibility NA
Last update 10 Oct 03:28 AM PDT
Extended Forecast for

Pittsburg CA

  • Overnight

    Overnight: Mostly clear, with a low around 61. Southwest wind around 21 mph, with gusts as high as 36 mph.

    Low: 61 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 66. Breezy, with a southwest wind 16 to 22 mph, with gusts as high as 34 mph.

    High: 66 °F

    Sunny and
    Breezy then
    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 54. Southwest wind 6 to 14 mph, with gusts as high as 24 mph.

    Low: 54 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 69. West wind around 8 mph.

    High: 69 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 56. West southwest wind 5 to 9 mph becoming south southeast after midnight.

    Low: 56 °F

    Mostly Clear

  • Columbus Day

    Columbus Day: Sunny, with a high near 67.

    High: 67 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 56.

    Low: 56 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 71.

    High: 71 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 56.

    Low: 56 °F

    Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 61. Southwest wind around 21 mph, with gusts as high as 36 mph.
Saturday
Sunny, with a high near 66. Breezy, with a southwest wind 16 to 22 mph, with gusts as high as 34 mph.
Saturday Night
Clear, with a low around 54. Southwest wind 6 to 14 mph, with gusts as high as 24 mph.
Sunday
Sunny, with a high near 69. West wind around 8 mph.
Sunday Night
Mostly clear, with a low around 56. West southwest wind 5 to 9 mph becoming south southeast after midnight.
Columbus Day
Sunny, with a high near 67.
Monday Night
Mostly clear, with a low around 56.
Tuesday
Sunny, with a high near 71.
Tuesday Night
Clear, with a low around 56.
Wednesday
Sunny, with a high near 76.
Wednesday Night
Clear, with a low around 58.
Thursday
Sunny, with a high near 81.
Thursday Night
Clear, with a low around 60.
Friday
Sunny, with a high near 83.
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ABOUT THIS FORECAST

 
Point Forecast:
Pittsburg CA
 38.04°N 121.87°W (Elev. 3 ft)
3:22 am PDT Oct 10, 2026
3am PDT Oct 10, 2026-6pm PDT Oct 16, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database