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

Areas of Severe Thunderstorms and Excessive Rainfall; Heat Wave Builds in the Intermountain West and Plains

A slow moving front will bring rounds of strong to severe thunderstorms and heavy rainfall to the central Plains eastward to the east-central U.S.. The first widespread significant heat wave of summer for the Intermountain West and Plains is expected to develop today and expand through next week. Dangerous heat will continue to impact portions of the Southwest and Southeast. Read More >

Current conditions at

BLACK DIAMOND (PIBC1)

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

NA

74°F

23°C

Humidity 42%
Wind Speed S 10 MPH
Barometer NA
Dewpoint 49°F (9°C)
Visibility NA
Last update 10 Jul 12:28 PM PDT
Extended Forecast for

Pittsburg CA

  • This Afternoon

    This Afternoon: Sunny, with a high near 80. West southwest wind 14 to 16 mph, with gusts as high as 25 mph.

    High: 80 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 59. West southwest wind 11 to 15 mph, with gusts as high as 24 mph.

    Low: 59 °F

    Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 84. West wind 9 to 13 mph, with gusts as high as 20 mph.

    High: 84 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 64. West southwest wind around 11 mph, with gusts as high as 20 mph.

    Low: 64 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 84. West wind 8 to 10 mph.

    High: 84 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 66.

    Low: 66 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 86.

    High: 86 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 66.

    Low: 66 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 88.

    High: 88 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 80. West southwest wind 14 to 16 mph, with gusts as high as 25 mph.
Tonight
Clear, with a low around 59. West southwest wind 11 to 15 mph, with gusts as high as 24 mph.
Saturday
Mostly sunny, with a high near 84. West wind 9 to 13 mph, with gusts as high as 20 mph.
Saturday Night
Mostly cloudy, with a low around 64. West southwest wind around 11 mph, with gusts as high as 20 mph.
Sunday
Partly sunny, with a high near 84. West wind 8 to 10 mph.
Sunday Night
Mostly cloudy, with a low around 66.
Monday
Partly sunny, with a high near 86.
Monday Night
Partly cloudy, with a low around 66.
Tuesday
Sunny, with a high near 88.
Tuesday Night
Clear, with a low around 64.
Wednesday
Sunny, with a high near 85.
Wednesday Night
Mostly clear, with a low around 62.
Thursday
Sunny, with a high near 81.
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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:
11:27 am PDT Jul 10, 2026
Forecast Valid:
12pm PDT Jul 10, 2026-6pm PDT Jul 16, 2026
 
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Additional Resources

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