Heavy Great Lakes Snow through Friday; Watching Potential for Major Winter Storm Late Week into this Weekend

Heavy lake effect snow will continue in the Great Lakes into Wednesday before another storm brings a widespread general snow followed by another round of heavy lake effect snow. A wide-ranging winter storm will produce great swaths of heavy snow, sleet, and treacherous freezing rain from the southern Rockies/Plains and Mid-South starting Friday and shifting toward the East Coast through Sunday. Read More >

Current conditions at

BLACK DIAMOND (PIBC1)

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

NA

53°F

12°C

Humidity 48%
Wind Speed N 8 MPH
Barometer NA
Dewpoint 34°F (1°C)
Visibility NA
Last update 20 Jan 04:28 PM PST
Extended Forecast for

2 Miles NW Brentwood CA

  • Tonight

    Tonight: Areas of fog between 2am and 3am.  Otherwise, cloudy, with a low around 44. Calm wind.

    Low: 44 °F

    Areas Fog

  • Wednesday

    Wednesday: Widespread dense fog, mainly before 8am.  Otherwise, cloudy, with a high near 57. Light and variable wind.

    High: 57 °F

    Dense Fog
    then Cloudy

  • Wednesday Night

    Wednesday Night: Cloudy, with a low around 47. Calm wind.

    Low: 47 °F

    Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 62. Calm wind becoming west northwest around 5 mph in the afternoon.

    High: 62 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 45. Light southwest wind.

    Low: 45 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 59.

    High: 59 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 42.

    Low: 42 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 58.

    High: 58 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 38.

    Low: 38 °F

    Partly Cloudy

Detailed Forecast

Tonight
Areas of fog between 2am and 3am. Otherwise, cloudy, with a low around 44. Calm wind.
Wednesday
Widespread dense fog, mainly before 8am. Otherwise, cloudy, with a high near 57. Light and variable wind.
Wednesday Night
Cloudy, with a low around 47. Calm wind.
Thursday
Mostly cloudy, with a high near 62. Calm wind becoming west northwest around 5 mph in the afternoon.
Thursday Night
Mostly cloudy, with a low around 45. Light southwest wind.
Friday
Partly sunny, with a high near 59.
Friday Night
Partly cloudy, with a low around 42.
Saturday
Mostly sunny, with a high near 58.
Saturday Night
Partly cloudy, with a low around 38.
Sunday
Mostly cloudy, with a high near 57.
Sunday Night
Mostly cloudy, with a low around 40.
Monday
Mostly cloudy, with a high near 58.
Monday Night
Mostly cloudy, with a low around 39.
Tuesday
Mostly cloudy, with a high near 58.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NW Brentwood CA
 37.95°N 121.71°W (Elev. 82 ft)
1:57 pm PST Jan 20, 2026
5pm PST Jan 20, 2026-6pm PST Jan 27, 2026
 
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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