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

Severe Thunderstorms and Critical Fire Weather Wednesday

Scattered severe thunderstorms are possible across portions of the northern High Plains Wednesday afternoon and evening. Severe wind gusts are the primary hazard. Gusty winds and low relative humidity will contribute to critical fire weather conditions across parts of the northern Great Plains and Great Basin Wednesday. Read More >

Current conditions at

BLACK DIAMOND (PIBC1)

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

NA

55°F

13°C

Humidity 69%
Wind Speed S 17 MPH
Barometer NA
Dewpoint 45°F (7°C)
Visibility NA
Last update 13 May 05:28 AM PDT
Extended Forecast for

Pittsburg CA

  • Today

    Today: Sunny, with a high near 75. West wind 11 to 18 mph, with gusts as high as 28 mph.

    High: 75 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 55. West southwest wind 8 to 13 mph, with gusts as high as 20 mph.

    Low: 55 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 82. West wind 7 to 11 mph, with gusts as high as 18 mph.

    High: 82 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 57. West southwest wind 9 to 13 mph, with gusts as high as 20 mph.

    Low: 57 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 82. West wind 9 to 11 mph.

    High: 82 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 57.

    Low: 57 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 77.

    High: 77 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 57.

    Low: 57 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 80. Breezy.

    High: 80 °F

    Sunny and
    Breezy

Detailed Forecast

Today
Sunny, with a high near 75. West wind 11 to 18 mph, with gusts as high as 28 mph.
Tonight
Clear, with a low around 55. West southwest wind 8 to 13 mph, with gusts as high as 20 mph.
Thursday
Sunny, with a high near 82. West wind 7 to 11 mph, with gusts as high as 18 mph.
Thursday Night
Clear, with a low around 57. West southwest wind 9 to 13 mph, with gusts as high as 20 mph.
Friday
Sunny, with a high near 82. West wind 9 to 11 mph.
Friday Night
Clear, with a low around 57.
Saturday
Sunny, with a high near 77.
Saturday Night
Mostly clear, with a low around 57.
Sunday
Sunny, with a high near 80. Breezy.
Sunday Night
Clear, with a low around 61.
Monday
Sunny, with a high near 86. Breezy.
Monday Night
Clear, with a low around 59.
Tuesday
Sunny, with a high near 88.
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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:
2:39 am PDT May 13, 2026
Forecast Valid:
5am PDT May 13, 2026-6pm PDT May 19, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation