National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Severe Weather for Northeast Southeastward into the Southern Plains; Flooding in the Upper Great Lakes

Severe thunderstorms are expected from the Northeast to Texas through the night and for the Central/Southern Plains on Friday. Considerable flooding impacts are ongoing in the Upper Great Lakes, and expected to continue through the weekend. Fire weather concerns persist in the Plains and the mid-Atlantic. There is late-season snow over the Northern/Central Rockies and the Northern Plains. Read More >

Current conditions at

BLACK DIAMOND (PIBC1)

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

NA

52°F

11°C

Humidity 27%
Wind Speed SW 8 MPH
Barometer NA
Dewpoint 19°F (-7°C)
Visibility NA
Last update 17 Apr 12:28 AM PDT
Extended Forecast for

2 Miles WSW Bethel Island CA

  • Overnight

    Overnight: Mostly clear, with a low around 49. North northwest wind 11 to 16 mph, with gusts as high as 29 mph.

    Low: 49 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 71. North northwest wind 7 to 10 mph, with gusts as high as 21 mph.

    High: 71 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 49. West northwest wind around 6 mph becoming calm after midnight.

    Low: 49 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 74. Light and variable wind.

    High: 74 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 55. West wind 3 to 6 mph.

    Low: 55 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 74.

    High: 74 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A 20 percent chance of rain after 11pm. Mostly cloudy, with a low around 53.

    Low: 53 °F

    Slight Chance
    Rain

  • Monday

    Monday: Rain likely, mainly after 11am. Partly sunny, with a high near 65.

    High: 65 °F

    Rain Likely

  • Monday Night

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

    Low: 52 °F

    Chance Rain

Detailed Forecast

Overnight
Mostly clear, with a low around 49. North northwest wind 11 to 16 mph, with gusts as high as 29 mph.
Friday
Sunny, with a high near 71. North northwest wind 7 to 10 mph, with gusts as high as 21 mph.
Friday Night
Partly cloudy, with a low around 49. West northwest wind around 6 mph becoming calm after midnight.
Saturday
Mostly sunny, with a high near 74. Light and variable wind.
Saturday Night
Mostly cloudy, with a low around 55. West wind 3 to 6 mph.
Sunday
Partly sunny, with a high near 74.
Sunday Night
A 20 percent chance of rain after 11pm. Mostly cloudy, with a low around 53.
Monday
Rain likely, mainly after 11am. Partly sunny, with a high near 65.
Monday Night
A chance of rain. Mostly cloudy, with a low around 52.
Tuesday
A chance of rain, then showers likely and possibly a thunderstorm after 11am. Partly sunny, with a high near 61.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 51.
Wednesday
A slight chance of rain. Mostly sunny, with a high near 64.
Wednesday Night
Partly cloudy, with a low around 51.
Thursday
Sunny, with a high near 70.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WSW Bethel Island CA
 38.02°N 121.7°W (Elev. 3 ft)
Last Update:
1:26 am PDT Apr 17, 2026
Forecast Valid:
1am PDT Apr 17, 2026-6pm PDT Apr 23, 2026
 
Forecast Discussion
 
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Additional Resources

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