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

Lake-Effect Snow through Friday; Strong Winds in the Northern and Central Plains

A clipper-like system will drop down from Canada on Thursday, bringing wintry weather from the Upper Midwest to the Great Lakes through Friday. This system is expected to bring strong northerly winds to much of the northern and central High Plains Thursday afternoon through Friday, with gusts up to 60 mph expected. Read More >

Current conditions at

BLACK DIAMOND (PIBC1)

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

NA

59°F

15°C

Humidity 27%
Wind Speed NE 3 MPH
Barometer NA
Dewpoint 25°F (-4°C)
Visibility NA
Last update 14 Jan 09:28 PM PST
Extended Forecast for

Brentwood CA

  • Tonight

    Tonight: Mostly cloudy, with a low around 39. Calm wind.

    Low: 39 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, then gradually becoming sunny, with a high near 59. Calm wind becoming east northeast around 6 mph in the morning.

    High: 59 °F

    Decreasing
    Clouds

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 42. Calm wind.

    Low: 42 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 62. Calm wind becoming north northeast around 5 mph in the afternoon.

    High: 62 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 42. Calm wind.

    Low: 42 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 61.

    High: 61 °F

    Mostly Sunny

  • Saturday Night

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

    Low: 42 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 62.

    High: 62 °F

    Mostly Sunny

  • Sunday Night

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

    Low: 42 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 39. Calm wind.
Thursday
Mostly cloudy, then gradually becoming sunny, with a high near 59. Calm wind becoming east northeast around 6 mph in the morning.
Thursday Night
Mostly clear, with a low around 42. Calm wind.
Friday
Sunny, with a high near 62. Calm wind becoming north northeast around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 42. Calm wind.
Saturday
Mostly sunny, with a high near 61.
Saturday Night
Partly cloudy, with a low around 42.
Sunday
Mostly sunny, with a high near 62.
Sunday Night
Mostly clear, with a low around 42.
M.L.King Day
Mostly sunny, with a high near 60.
Monday Night
Patchy fog. Otherwise, partly cloudy, with a low around 42.
Tuesday
Patchy fog. Otherwise, mostly sunny, with a high near 60.
Tuesday Night
Partly cloudy, with a low around 43.
Wednesday
Partly sunny, with a high near 58.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Brentwood CA
 37.93°N 121.7°W (Elev. 75 ft)
Last Update:
1:24 pm PST Jan 14, 2026
Forecast Valid:
10pm PST Jan 14, 2026-6pm PST Jan 21, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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