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

Tracking Winter Weather and Frigid Temperatures This Weekend

Another clipper will drop into the Northern Plains and Upper Midwest into Sunday with snow and gusty winds contributing to some areas of blizzard conditions and snow squalls. Impactful snowfall will occur up and down the East Coast Sunday extending from the western Florida Panhandle to Maine. Read More >

Current conditions at

BLACK DIAMOND (PIBC1)

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

NA

57°F

14°C

Humidity 39%
Wind Speed NNE 10 MPH
Barometer NA
Dewpoint 32°F (0°C)
Visibility NA
Last update 17 Jan 10:28 PM PST
Extended Forecast for

2 Miles NW Brentwood CA

  • Tonight

    Tonight: Patchy dense fog. Otherwise, mostly cloudy, with a low around 42. Calm wind.

    Low: 42 °F

    Patchy Dense
    Fog

  • Sunday

    Sunday: Patchy dense fog before 11am. Otherwise, partly sunny, with a high near 61. Calm wind becoming north northeast around 5 mph.

    High: 61 °F

    Patchy Dense
    Fog then
    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 42. Calm wind.

    Low: 42 °F

    Partly Cloudy

  • M.L.King Day

    M.L.King Day: Patchy dense fog before 8am. Otherwise, mostly sunny, with a high near 60. Calm wind becoming north around 5 mph in the afternoon.

    High: 60 °F

    Patchy Dense
    Fog then
    Mostly Sunny

  • Monday Night

    Monday Night: Patchy fog after 1am. Otherwise, partly cloudy, with a low around 40. Calm wind.

    Low: 40 °F

    Mostly Clear
    then Patchy
    Fog

  • Tuesday

    Tuesday: Patchy fog before 9am. Otherwise, mostly sunny, with a high near 61.

    High: 61 °F

    Patchy Fog
    then Mostly
    Sunny

  • Tuesday Night

    Tuesday Night: Patchy fog after 4am. Otherwise, partly cloudy, with a low around 42.

    Low: 42 °F

    Partly Cloudy
    then Patchy
    Fog

  • Wednesday

    Wednesday: Patchy fog before 8am. Otherwise, partly sunny, with a high near 60.

    High: 60 °F

    Patchy Fog
    then Partly
    Sunny

  • Wednesday Night

    Wednesday Night: Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 44.

    Low: 44 °F

    Mostly Cloudy
    then Patchy
    Fog

Detailed Forecast

Tonight
Patchy dense fog. Otherwise, mostly cloudy, with a low around 42. Calm wind.
Sunday
Patchy dense fog before 11am. Otherwise, partly sunny, with a high near 61. Calm wind becoming north northeast around 5 mph.
Sunday Night
Partly cloudy, with a low around 42. Calm wind.
M.L.King Day
Patchy dense fog before 8am. Otherwise, mostly sunny, with a high near 60. Calm wind becoming north around 5 mph in the afternoon.
Monday Night
Patchy fog after 1am. Otherwise, partly cloudy, with a low around 40. Calm wind.
Tuesday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 61.
Tuesday Night
Patchy fog after 4am. Otherwise, partly cloudy, with a low around 42.
Wednesday
Patchy fog before 8am. Otherwise, partly sunny, with a high near 60.
Wednesday Night
Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 44.
Thursday
Patchy fog before 9am. Otherwise, partly sunny, with a high near 60.
Thursday Night
Patchy fog. Otherwise, partly cloudy, with a low around 44.
Friday
Patchy fog. Otherwise, mostly sunny, with a high near 60.
Friday Night
Patchy fog. Otherwise, partly cloudy, with a low around 43.
Saturday
Patchy fog. Otherwise, partly sunny, with a high near 59.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NW Brentwood CA
 37.95°N 121.71°W (Elev. 82 ft)
Last Update:
10:45 pm PST Jan 17, 2026
Forecast Valid:
11pm PST Jan 17, 2026-6pm PST Jan 24, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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Chance of Precipitation