Active Spring Like Pattern Across the Country

A frontal boundary will slowly move eastward and clear most of the eastern seaboard by Sunday. Showers and thunderstorms, some severe, will accompany this front alongside the threat of heavy rainfall; These threats may linger along the Gulf Coast states into early next week. Meanwhile, record spring-like warmth is forecast, mainly east of the Mississippi River, this weekend into next week. Read More >

Current conditions at

BLACK DIAMOND (PIBC1)

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

NA

62°F

17°C

Humidity 47%
Wind Speed N 8 MPH
Barometer NA
Dewpoint 41°F (5°C)
Visibility NA
Last update 08 Mar 01:28 AM PST
Extended Forecast for

Bethel Island CA

  • Overnight

    Overnight: Clear, with a steady temperature around 54. North wind around 6 mph.

    Low: 54 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 76. Calm wind becoming north northwest around 5 mph in the afternoon.

    High: 76 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 51. West wind 5 to 10 mph becoming light and variable  in the evening. Winds could gust as high as 18 mph.

    Low: 51 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 74. North northwest wind 6 to 9 mph.

    High: 74 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 49. West wind around 8 mph.

    Low: 49 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 71.

    High: 71 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 47.

    Low: 47 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 74.

    High: 74 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 48.

    Low: 48 °F

    Clear

Detailed Forecast

Overnight
Clear, with a steady temperature around 54. North wind around 6 mph.
Sunday
Sunny, with a high near 76. Calm wind becoming north northwest around 5 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 51. West wind 5 to 10 mph becoming light and variable in the evening. Winds could gust as high as 18 mph.
Monday
Sunny, with a high near 74. North northwest wind 6 to 9 mph.
Monday Night
Partly cloudy, with a low around 49. West wind around 8 mph.
Tuesday
Partly sunny, with a high near 71.
Tuesday Night
Partly cloudy, with a low around 47.
Wednesday
Sunny, with a high near 74.
Wednesday Night
Clear, with a low around 48.
Thursday
Sunny, with a high near 77.
Thursday Night
Mostly clear, with a low around 50.
Friday
Sunny, with a high near 78.
Friday Night
Mostly clear, with a low around 51.
Saturday
Sunny, with a high near 77.
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ABOUT THIS FORECAST

 
Point Forecast:
Bethel Island CA
 38.03°N 121.64°W (Elev. 3 ft)
12:26 am PST Mar 8, 2026
3am PDT Mar 8, 2026-6pm PDT Mar 14, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database