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

46°F

8°C

Humidity 81%
Wind Speed S 11 MPH
Barometer NA
Dewpoint 40°F (4°C)
Visibility NA
Wind Chill41°F (5°C)
Last update 14 Apr 09:28 PM PDT
Extended Forecast for

5 Miles W Brentwood CA

  • Tonight

    Tonight: Partly cloudy, with a low around 48. Southwest wind 6 to 9 mph.

    Low: 48 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, then gradually becoming sunny, with a high near 68. West wind 7 to 11 mph, with gusts as high as 22 mph.

    High: 68 °F

    Decreasing
    Clouds

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 49. West southwest wind 8 to 13 mph, with gusts as high as 24 mph.

    Low: 49 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 67. North northwest wind 10 to 18 mph, with gusts as high as 30 mph.

    High: 67 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 50. North northwest wind 9 to 11 mph, with gusts as high as 21 mph.

    Low: 50 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 72.

    High: 72 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 48.

    Low: 48 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 76.

    High: 76 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 52.

    Low: 52 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 48. Southwest wind 6 to 9 mph.
Wednesday
Mostly cloudy, then gradually becoming sunny, with a high near 68. West wind 7 to 11 mph, with gusts as high as 22 mph.
Wednesday Night
Mostly clear, with a low around 49. West southwest wind 8 to 13 mph, with gusts as high as 24 mph.
Thursday
Sunny, with a high near 67. North northwest wind 10 to 18 mph, with gusts as high as 30 mph.
Thursday Night
Clear, with a low around 50. North northwest wind 9 to 11 mph, with gusts as high as 21 mph.
Friday
Sunny, with a high near 72.
Friday Night
Mostly clear, with a low around 48.
Saturday
Sunny, with a high near 76.
Saturday Night
Partly cloudy, with a low around 52.
Sunday
A chance of rain, mainly after 11am. Partly sunny, with a high near 70.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 53.
Monday
A chance of rain. Partly sunny, with a high near 64.
Monday Night
A chance of rain. Partly cloudy, with a low around 50.
Tuesday
A slight chance of rain. Mostly sunny, with a high near 67.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles W Brentwood CA
 37.92°N 121.79°W (Elev. 400 ft)
9:07 pm PDT Apr 14, 2026
9pm PDT Apr 14, 2026-6pm PDT Apr 21, 2026
 
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Additional Resources

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