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

Lingering Winter Weather in Interior New England; Snow Squalls Developing Downwind of the Lower Great Lakes

A wintry mix will continue in interior New England through tonight as a coastal storm quickly passes to the east. Heavy snow is expected in northern Maine, with a coating of ice expected for much of interior New England. Behind this storm system, lake effect snow and snow squalls will develop from the Ohio Valley to interior New England through Monday. Read More >

Hazardous Weather Conditions

Current conditions at

BLACK DIAMOND (PIBC1)

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

NA

51°F

11°C

Humidity 38%
Wind Speed WSW 1 MPH
Barometer NA
Dewpoint 26°F (-3°C)
Visibility NA
Last update 11 Jan 09:28 PM PST
Extended Forecast for

Pittsburg CA

Cold Weather Advisory January 12, 01:00am until January 12, 09:00am
Click here for hazard details and duration
Cold Weather Advisory

  • Tonight

    Tonight: Partly cloudy, with a low around 38. Calm wind.

    Low: 38 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 54. East wind 3 to 6 mph.

    High: 54 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 39. Light east northeast wind.

    Low: 39 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 56. East northeast wind around 6 mph.

    High: 56 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 41. Calm wind.

    Low: 41 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 58.

    High: 58 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 42.

    Low: 42 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 59.

    High: 59 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 44.

    Low: 44 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 38. Calm wind.
Monday
Sunny, with a high near 54. East wind 3 to 6 mph.
Monday Night
Mostly clear, with a low around 39. Light east northeast wind.
Tuesday
Mostly sunny, with a high near 56. East northeast wind around 6 mph.
Tuesday Night
Mostly clear, with a low around 41. Calm wind.
Wednesday
Sunny, with a high near 58.
Wednesday Night
Mostly clear, with a low around 42.
Thursday
Mostly sunny, with a high near 59.
Thursday Night
Mostly clear, with a low around 44.
Friday
Sunny, with a high near 60.
Friday Night
Mostly clear, with a low around 43.
Saturday
Mostly sunny, with a high near 59.
Saturday Night
Partly cloudy, with a low around 43.
Sunday
Mostly sunny, with a high near 60.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Pittsburg CA
 38.02°N 121.87°W (Elev. 30 ft)
Last Update:
8:17 pm PST Jan 11, 2026
Forecast Valid:
10pm PST Jan 11, 2026-6pm PST Jan 18, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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Chance of Precipitation