Severe Thunderstorms and Heavy Rainfall Across the Midwest into the Great Lakes Region; Significant Heat in the Southwest

Strong to severe storms may produce damaging winds, isolated hail, and a few tornadoes from the Midwest into the lower Great Lakes. These storms may also produce areas of heavy rain and flash flooding. Significant heat will continue across parts of the Desert Southwest into western Texas and north Alaska. Dangerous heat will also build into the Eastern and Central U.S. and continue into next week. Read More >

Current conditions at

BLACK DIAMOND (PIBC1)

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

NA

89°F

32°C

Humidity 23%
Wind Speed S 12 MPH
Barometer NA
Dewpoint 47°F (8°C)
Visibility NA
Heat Index86°F (30°C)
Last update 18 Jun 03:28 PM PDT
Extended Forecast for

Pittsburg CA

  • Tonight

    Tonight: Clear, with a low around 60. West southwest wind 15 to 20 mph, with gusts as high as 28 mph.

    Low: 60 °F

    Clear

  • Juneteenth

    Juneteenth: Sunny, with a high near 75. West southwest wind 17 to 21 mph, with gusts as high as 31 mph.

    High: 75 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 55. Breezy, with a west southwest wind around 23 mph, with gusts as high as 33 mph.

    Low: 55 °F

    Clear and
    Breezy

  • Friday

    Friday: Sunny, with a high near 72. West wind 16 to 21 mph, with gusts as high as 29 mph.

    High: 72 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 54. Breezy, with a west wind 15 to 22 mph, with gusts as high as 33 mph.

    Low: 54 °F

    Clear and
    Breezy then
    Clear

  • Saturday

    Saturday: Sunny, with a high near 75.

    High: 75 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 58.

    Low: 58 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 78.

    High: 78 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 57.

    Low: 57 °F

    Clear

Detailed Forecast

Tonight
Clear, with a low around 60. West southwest wind 15 to 20 mph, with gusts as high as 28 mph.
Juneteenth
Sunny, with a high near 75. West southwest wind 17 to 21 mph, with gusts as high as 31 mph.
Thursday Night
Clear, with a low around 55. Breezy, with a west southwest wind around 23 mph, with gusts as high as 33 mph.
Friday
Sunny, with a high near 72. West wind 16 to 21 mph, with gusts as high as 29 mph.
Friday Night
Clear, with a low around 54. Breezy, with a west wind 15 to 22 mph, with gusts as high as 33 mph.
Saturday
Sunny, with a high near 75.
Saturday Night
Clear, with a low around 58.
Sunday
Sunny, with a high near 78.
Sunday Night
Clear, with a low around 57.
Monday
Sunny, with a high near 82.
Monday Night
Mostly clear, with a low around 58.
Tuesday
Sunny, with a high near 77.
Tuesday Night
Mostly clear, with a low around 57.
Wednesday
Sunny, with a high near 82.
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ABOUT THIS FORECAST

 
Point Forecast:
Pittsburg CA
 38.04°N 121.87°W (Elev. 3 ft)
2:30 pm PDT Jun 18, 2025
4pm PDT Jun 18, 2025-6pm PDT Jun 25, 2025
 
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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