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

Snow Squalls in the Northeast U.S. on Thursday; Heavy Rain Along the Gulf Coast

An arctic cold front will move through the Great Lakes and Northeast on Thursday, bringing moderate to heavy snow, strong winds, and possible whiteout conditions through Thursday afternoon. A storm system interacting with Gulf moisture will bring moderate to heavy rainfall to the western and central Gulf Coast on Thursday. Isolated instances of flash flooding will be possible. Read More >

Current conditions at

BLACK DIAMOND (PIBC1)

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

NA

51°F

11°C

Humidity 40%
Wind Speed SW 3 MPH
Barometer NA
Dewpoint 27°F (-3°C)
Visibility NA
Last update 03 Dec 10:28 PM PST
Extended Forecast for

Brentwood CA

  • Tonight

    Tonight: Partly cloudy, with a low around 38. Light north northwest wind.

    Low: 38 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly cloudy, then gradually becoming sunny, with a high near 54. Light north northeast wind.

    High: 54 °F

    Decreasing
    Clouds

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 42. West southwest wind around 5 mph becoming calm in the evening.

    Low: 42 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 61. Light north wind.

    High: 61 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 44. Calm wind.

    Low: 44 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 62.

    High: 62 °F

    Sunny

  • Saturday Night

    Saturday Night: Patchy fog after 5am. Otherwise, partly cloudy, with a low around 46.

    Low: 46 °F

    Mostly Clear
    then Patchy
    Fog

  • Sunday

    Sunday: Patchy fog before 8am. Otherwise, partly sunny, with a high near 62.

    High: 62 °F

    Patchy Fog
    then Partly
    Sunny

  • Sunday Night

    Sunday Night: Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 45.

    Low: 45 °F

    Partly Cloudy
    then Patchy
    Fog

Detailed Forecast

Tonight
Partly cloudy, with a low around 38. Light north northwest wind.
Thursday
Mostly cloudy, then gradually becoming sunny, with a high near 54. Light north northeast wind.
Thursday Night
Mostly clear, with a low around 42. West southwest wind around 5 mph becoming calm in the evening.
Friday
Sunny, with a high near 61. Light north wind.
Friday Night
Mostly clear, with a low around 44. Calm wind.
Saturday
Sunny, with a high near 62.
Saturday Night
Patchy fog after 5am. Otherwise, partly cloudy, with a low around 46.
Sunday
Patchy fog before 8am. Otherwise, partly sunny, with a high near 62.
Sunday Night
Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 45.
Monday
Patchy fog before 9am. Otherwise, partly sunny, with a high near 62.
Monday Night
Patchy fog. Otherwise, partly cloudy, with a low around 45.
Tuesday
Patchy fog. Otherwise, partly sunny, with a high near 61.
Tuesday Night
Patchy fog. Otherwise, partly cloudy, with a low around 46.
Wednesday
Patchy fog. Otherwise, partly sunny, with a high near 62.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Brentwood CA
 37.93°N 121.7°W (Elev. 75 ft)
Last Update:
12:26 pm PST Dec 3, 2025
Forecast Valid:
10pm PST Dec 3, 2025-6pm PST Dec 10, 2025
 
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