Sinlaku Continues to Impact the Marianas; Severe Weather from the Central US to the Northeast; Late-Season Snow in the Northwest

Sinlaku continues to bring destructive winds, widespread heavy rain/flooding, and storm surge to the Marianas. Showers and severe thunderstorms are expected from the Northeast to the Mid-Mississippi Valley and to the Central/Southern Plains through Thursday. A front will produce late-season snowfall over the Cascades and Northern Rockies and coastal rain over the Northwest Coast through Thursday. Read More >

Current conditions at

BLACK DIAMOND (PIBC1)

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

NA

58°F

14°C

Humidity 52%
Wind Speed S 12 MPH
Barometer NA
Dewpoint 40°F (4°C)
Visibility NA
Last update 15 Apr 03:28 PM PDT
Extended Forecast for

5 Miles SSW Antioch CA

  • Tonight

    Tonight: Mostly clear, with a low around 47. West wind 9 to 15 mph, with gusts as high as 28 mph.

    Low: 47 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 66. North northwest wind 11 to 17 mph, with gusts as high as 30 mph.

    High: 66 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 49. North northwest wind 10 to 16 mph, with gusts as high as 31 mph.

    Low: 49 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 72. North wind 8 to 10 mph, with gusts as high as 22 mph.

    High: 72 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 48. North northwest wind around 7 mph becoming southwest after midnight.

    Low: 48 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 74.

    High: 74 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 53.

    Low: 53 °F

    Partly Cloudy

  • Sunday

    Sunday: A slight chance of rain.  Partly sunny, with a high near 71.

    High: 71 °F

    Slight Chance
    Rain

  • Sunday Night

    Sunday Night: A chance of rain.  Mostly cloudy, with a low around 52.

    Low: 52 °F

    Chance Rain

Detailed Forecast

Tonight
Mostly clear, with a low around 47. West wind 9 to 15 mph, with gusts as high as 28 mph.
Thursday
Sunny, with a high near 66. North northwest wind 11 to 17 mph, with gusts as high as 30 mph.
Thursday Night
Clear, with a low around 49. North northwest wind 10 to 16 mph, with gusts as high as 31 mph.
Friday
Sunny, with a high near 72. North wind 8 to 10 mph, with gusts as high as 22 mph.
Friday Night
Partly cloudy, with a low around 48. North northwest wind around 7 mph becoming southwest after midnight.
Saturday
Sunny, with a high near 74.
Saturday Night
Partly cloudy, with a low around 53.
Sunday
A slight chance of rain. Partly sunny, with a high near 71.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 52.
Monday
A chance of rain. Partly sunny, with a high near 66.
Monday Night
A chance of rain. Mostly cloudy, with a low around 53.
Tuesday
A chance of rain. Partly sunny, with a high near 64.
Tuesday Night
A slight chance of rain. Partly cloudy, with a low around 52.
Wednesday
Mostly sunny, with a high near 68.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SSW Antioch CA
 37.94°N 121.82°W (Elev. 600 ft)
2:41 pm PDT Apr 15, 2026
4pm PDT Apr 15, 2026-6pm PDT Apr 22, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database