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

Arctic Air for the Northeast and Mid-Atlantic; Increase Moisture for Pacific Northwest; Active Pattern for Hawaii

An arctic cold front will impact the Great Lakes, Northeast and mid-Atlantic. Snow showers and squalls will accompany this system with increasing winds and falling temperatures. Damaging wind gusts may result in tree damage and power outages. Meanwhile, moisture returns for the Pacific Northwest and Hawaii this weekend with both coverage and intensity of rainfall and higher elevation snows. Read More >

Current conditions at

BLACK DIAMOND (PIBC1)

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

NA

60°F

16°C

Humidity 62%
Wind Speed S 5 MPH
Barometer NA
Dewpoint 47°F (8°C)
Visibility NA
Last update 07 Feb 11:28 AM PST
Extended Forecast for

3 Miles SSE Pittsburg CA

  • Today

    Today: Sunny, with a high near 65. West northwest wind around 7 mph.

    High: 65 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 46. West southwest wind around 7 mph.

    Low: 46 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 65. West wind 5 to 9 mph.

    High: 65 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Increasing clouds, with a low around 49. West southwest wind around 9 mph.

    Low: 49 °F

    Increasing
    Clouds

  • Monday

    Monday: Mostly cloudy, with a high near 60. North wind 6 to 9 mph.

    High: 60 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: A 20 percent chance of rain after 10pm. Mostly cloudy, with a low around 48.

    Low: 48 °F

    Slight Chance
    Rain

  • Tuesday

    Tuesday: A 50 percent chance of rain. Mostly cloudy, with a high near 55.

    High: 55 °F

    Chance Rain

  • Tuesday Night

    Tuesday Night: A chance of rain, mainly before 4am. Mostly cloudy, with a low around 43.

    Low: 43 °F

    Chance Rain

  • Wednesday

    Wednesday: A chance of rain, mainly between 10am and 4pm. Mostly sunny, with a high near 56.

    High: 56 °F

    Chance Rain

Detailed Forecast

Today
Sunny, with a high near 65. West northwest wind around 7 mph.
Tonight
Mostly clear, with a low around 46. West southwest wind around 7 mph.
Sunday
Mostly sunny, with a high near 65. West wind 5 to 9 mph.
Sunday Night
Increasing clouds, with a low around 49. West southwest wind around 9 mph.
Monday
Mostly cloudy, with a high near 60. North wind 6 to 9 mph.
Monday Night
A 20 percent chance of rain after 10pm. Mostly cloudy, with a low around 48.
Tuesday
A 50 percent chance of rain. Mostly cloudy, with a high near 55.
Tuesday Night
A chance of rain, mainly before 4am. Mostly cloudy, with a low around 43.
Wednesday
A chance of rain, mainly between 10am and 4pm. Mostly sunny, with a high near 56.
Wednesday Night
A slight chance of rain before 10pm. Mostly clear, with a low around 41.
Thursday
Mostly sunny, with a high near 59.
Thursday Night
Partly cloudy, with a low around 41.
Friday
Mostly cloudy, with a high near 56.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSE Pittsburg CA
 37.97°N 121.86°W (Elev. 692 ft)
Last Update:
11:35 am PST Feb 7, 2026
Forecast Valid:
11am PST Feb 7, 2026-6pm PST Feb 13, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation