Tracking Areas of Winter Weather and Heavy Rainfall

A cold front will move through the Great Lakes and Northeast U.S. today, bringing areas of snow and snow squalls which can bring rapid reductions to visibility and slick roads. A storm system will shift from the northern Gulf Coast through the Southeast U.S. today through Friday with areas of heavy to excessive rainfall and light snow further north. Heavy snow is also expected in the Rockies. Read More >

Current conditions at

BLACK DIAMOND (PIBC1)

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

NA

45°F

7°C

Humidity 65%
Wind Speed NNW 3 MPH
Barometer NA
Dewpoint 34°F (1°C)
Visibility NA
Last update 04 Dec 04:28 AM PST
Extended Forecast for

Antioch CA

  • Today

    Today: Mostly cloudy, then gradually becoming sunny, with a high near 53. East wind 3 to 5 mph.

    High: 53 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: Mostly clear, with a low around 42. South southwest wind around 5 mph becoming calm  in the evening.

    Low: 42 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 59. Calm wind.

    High: 59 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 45. West southwest wind around 5 mph becoming calm  in the evening.

    Low: 45 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 60. Light northwest wind.

    High: 60 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 47.

    Low: 47 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 61.

    High: 61 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 46.

    Low: 46 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 61.

    High: 61 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly cloudy, then gradually becoming sunny, with a high near 53. East wind 3 to 5 mph.
Tonight
Mostly clear, with a low around 42. South southwest wind around 5 mph becoming calm in the evening.
Friday
Mostly sunny, with a high near 59. Calm wind.
Friday Night
Mostly clear, with a low around 45. West southwest wind around 5 mph becoming calm in the evening.
Saturday
Mostly sunny, with a high near 60. Light northwest wind.
Saturday Night
Partly cloudy, with a low around 47.
Sunday
Partly sunny, with a high near 61.
Sunday Night
Partly cloudy, with a low around 46.
Monday
Mostly sunny, with a high near 61.
Monday Night
Partly cloudy, with a low around 46.
Tuesday
Partly sunny, with a high near 60.
Tuesday Night
Patchy fog. Otherwise, partly cloudy, with a low around 47.
Wednesday
Patchy fog. Otherwise, partly sunny, with a high near 61.
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ABOUT THIS FORECAST

 
Point Forecast:
Antioch CA
 38°N 121.81°W (Elev. 36 ft)
2:09 am PST Dec 4, 2025
5am PST Dec 4, 2025-6pm PST Dec 10, 2025
 
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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