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

Late January Extreme Cold; Watching East Coast Storm Threat This Weekend

The next blast of Arctic air surges south down the Plains, across the Great Lakes and through the Southeast and East Friday through Saturday. This could be longest duration of cold in several decades. Forecast models are being closely monitored for potential of another significant winter storm to impact the eastern United States this coming weekend. Confidence in coastal impacts has increased. Read More >

Current conditions at

BLACK DIAMOND (PIBC1)

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

NA

52°F

11°C

Humidity 96%
Wind Speed NW 3 MPH
Barometer NA
Dewpoint 51°F (11°C)
Visibility NA
Last update 28 Jan 12:28 PM PST
Extended Forecast for

2 Miles NW Brentwood CA

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 60. North northwest wind around 8 mph.

    High: 60 °F

    Mostly Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 41. Light west wind.

    Low: 41 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Patchy dense fog before 7am. Otherwise, mostly sunny, with a high near 60. Calm wind becoming north northeast around 5 mph in the afternoon.

    High: 60 °F

    Patchy Dense
    Fog then
    Sunny

  • Thursday Night

    Thursday Night: Patchy fog after 5am. Otherwise, increasing clouds, with a low around 41. Calm wind.

    Low: 41 °F

    Partly Cloudy
    then Patchy
    Fog

  • Friday

    Friday: Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 60. Calm wind becoming northeast around 5 mph in the afternoon.

    High: 60 °F

    Patchy Fog
    then Mostly
    Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 43.

    Low: 43 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 61.

    High: 61 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Patchy fog between 11pm and 1am. Otherwise, mostly cloudy, with a low around 44.

    Low: 44 °F

    Patchy Fog

  • Sunday

    Sunday: Mostly cloudy, with a high near 62.

    High: 62 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 60. North northwest wind around 8 mph.
Tonight
Increasing clouds, with a low around 41. Light west wind.
Thursday
Patchy dense fog before 7am. Otherwise, mostly sunny, with a high near 60. Calm wind becoming north northeast around 5 mph in the afternoon.
Thursday Night
Patchy fog after 5am. Otherwise, increasing clouds, with a low around 41. Calm wind.
Friday
Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 60. Calm wind becoming northeast around 5 mph in the afternoon.
Friday Night
Mostly cloudy, with a low around 43.
Saturday
Mostly cloudy, with a high near 61.
Saturday Night
Patchy fog between 11pm and 1am. Otherwise, mostly cloudy, with a low around 44.
Sunday
Mostly cloudy, with a high near 62.
Sunday Night
Mostly cloudy, with a low around 46.
Monday
Mostly sunny, with a high near 62.
Monday Night
Mostly clear, with a low around 43.
Tuesday
Sunny, with a high near 61.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NW Brentwood CA
 37.95°N 121.71°W (Elev. 82 ft)
Last Update:
12:26 pm PST Jan 28, 2026
Forecast Valid:
1pm PST Jan 28, 2026-6pm PST Feb 3, 2026
 
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Additional Resources

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