Heavy Rainfall and Flooding Concerns in the Southwest; Coastal Low to Impact the East Coast

Deep tropical moisture will lead to widespread showers and thunderstorms capable of producing flash flooding through early next week over the Southwest and Four Corners. A coastal storm is expected to develop off the southeast U.S. coast tonight and is expected to strengthen and bring flooding, dangerous rip currents, gusty winds and heavy rain up much of the East Coast through early next week. Read More >

Current conditions at

BLACK DIAMOND (PIBC1)

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

NA

67°F

19°C

Humidity 44%
Wind Speed S 9 MPH
Barometer NA
Dewpoint 44°F (7°C)
Visibility NA
Last update 10 Oct 01:28 PM PDT
Extended Forecast for

Antioch CA

  • This Afternoon

    This Afternoon: Sunny, with a high near 75. West wind 11 to 13 mph, with gusts as high as 21 mph.

    High: 75 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 56. West wind 8 to 11 mph, with gusts as high as 18 mph.

    Low: 56 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 72. West northwest wind 9 to 11 mph, with gusts as high as 20 mph.

    High: 72 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 55. West wind 5 to 10 mph.

    Low: 55 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 75. West northwest wind 7 to 10 mph, with gusts as high as 18 mph.

    High: 75 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 56.

    Low: 56 °F

    Partly Cloudy

  • Columbus Day

    Columbus Day: A 40 percent chance of rain after 11am.  Partly sunny, with a high near 68.

    High: 68 °F

    Chance Rain

  • Monday Night

    Monday Night: Rain likely.  Mostly cloudy, with a low around 57.

    Low: 57 °F

    Rain Likely

  • Tuesday

    Tuesday: Rain.  Mostly cloudy, with a high near 63.

    High: 63 °F

    Rain

Detailed Forecast

This Afternoon
Sunny, with a high near 75. West wind 11 to 13 mph, with gusts as high as 21 mph.
Tonight
Mostly clear, with a low around 56. West wind 8 to 11 mph, with gusts as high as 18 mph.
Saturday
Sunny, with a high near 72. West northwest wind 9 to 11 mph, with gusts as high as 20 mph.
Saturday Night
Clear, with a low around 55. West wind 5 to 10 mph.
Sunday
Sunny, with a high near 75. West northwest wind 7 to 10 mph, with gusts as high as 18 mph.
Sunday Night
Partly cloudy, with a low around 56.
Columbus Day
A 40 percent chance of rain after 11am. Partly sunny, with a high near 68.
Monday Night
Rain likely. Mostly cloudy, with a low around 57.
Tuesday
Rain. Mostly cloudy, with a high near 63.
Tuesday Night
Rain likely, mainly before 11pm. Mostly cloudy, with a low around 56.
Wednesday
A chance of rain. Partly sunny, with a high near 67.
Wednesday Night
A slight chance of rain. Partly cloudy, with a low around 56.
Thursday
A slight chance of rain. Mostly sunny, with a high near 68.
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ABOUT THIS FORECAST

 
Point Forecast:
Antioch CA
 38°N 121.81°W (Elev. 36 ft)
1:26 pm PDT Oct 10, 2025
2pm PDT Oct 10, 2025-6pm PDT Oct 16, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database