Coastal and Marine Impacts from Imelda and Humberto as Both Track Away from the Southeast U.S.

Swells and high surf from both Imelda and Humberto are expected to bring dangerous marine and rip current conditions to the east coast of Florida and Georgia today, spreading north along much of the east coast of the U.S. this week. Heavy rainfall north and west of Imelda falling across coastal Florida and Georgia into the Carolinas could cause isolated flash and urban flooding through Tuesday. Read More >

Current conditions at

BLACK DIAMOND (PIBC1)

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

NA

63°F

17°C

Humidity 80%
Wind Speed S 17 MPH
Barometer NA
Dewpoint 57°F (14°C)
Visibility NA
Last update 29 Sep 01:28 PM PDT
Extended Forecast for

Antioch CA

  • This Afternoon

    This Afternoon: A 20 percent chance of rain.  Partly sunny, with a high near 76. West southwest wind around 10 mph, with gusts as high as 18 mph.

    High: 76 °F

    Slight Chance
    Rain

  • Tonight

    Tonight: A 30 percent chance of rain.  Mostly cloudy, with a low around 63. West wind 5 to 7 mph becoming calm  in the evening.  New precipitation amounts of less than a tenth of an inch possible.

    Low: 63 °F

    Chance Rain

  • Tuesday

    Tuesday: A 20 percent chance of rain before 11am.  Mostly sunny, with a high near 77. Light southwest wind becoming west southwest 6 to 11 mph in the morning. Winds could gust as high as 20 mph.

    High: 77 °F

    Slight Chance
    Rain then
    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of rain after 11pm.  Mostly cloudy, with a low around 63. West wind 5 to 7 mph becoming calm  in the evening.

    Low: 63 °F

    Slight Chance
    Rain

  • Wednesday

    Wednesday: A 50 percent chance of rain.  Mostly cloudy, with a high near 72. Calm wind becoming south southeast 5 to 7 mph in the afternoon.  New precipitation amounts of less than a tenth of an inch possible.

    High: 72 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: A 20 percent chance of rain before 11pm.  Mostly cloudy, with a low around 62. New precipitation amounts of less than a tenth of an inch possible.

    Low: 62 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 76.

    High: 76 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 58.

    Low: 58 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 80.

    High: 80 °F

    Sunny

Detailed Forecast

This Afternoon
A 20 percent chance of rain. Partly sunny, with a high near 76. West southwest wind around 10 mph, with gusts as high as 18 mph.
Tonight
A 30 percent chance of rain. Mostly cloudy, with a low around 63. West wind 5 to 7 mph becoming calm in the evening. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
A 20 percent chance of rain before 11am. Mostly sunny, with a high near 77. Light southwest wind becoming west southwest 6 to 11 mph in the morning. Winds could gust as high as 20 mph.
Tuesday Night
A 20 percent chance of rain after 11pm. Mostly cloudy, with a low around 63. West wind 5 to 7 mph becoming calm in the evening.
Wednesday
A 50 percent chance of rain. Mostly cloudy, with a high near 72. Calm wind becoming south southeast 5 to 7 mph in the afternoon. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
A 20 percent chance of rain before 11pm. Mostly cloudy, with a low around 62. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Mostly sunny, with a high near 76.
Thursday Night
Mostly clear, with a low around 58.
Friday
Sunny, with a high near 80.
Friday Night
Clear, with a low around 59.
Saturday
Sunny, with a high near 83.
Saturday Night
Clear, with a low around 60.
Sunday
Sunny, with a high near 82.
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ABOUT THIS FORECAST

 
Point Forecast:
Antioch CA
 38°N 121.81°W (Elev. 36 ft)
1:26 pm PDT Sep 29, 2025
2pm PDT Sep 29, 2025-6pm PDT Oct 5, 2025
 
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Additional Resources

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