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

Significant Severe Weather in the Upper Midwest; Blizzard Conditions in the Cascades; Heavy Rain and Thunderstorms in Hawaii

Significant severe thunderstorms, including the risk for strong to intense tornadoes, are expected across the Upper Midwest this afternoon and evening. An atmospheric river will bring blizzard conditions to the northern Cascades. A powerful Kona storm is expected to impact Hawaii today into Saturday, bringing heavy rainfall and strong winds. Read More >

Current conditions at

BLACK DIAMOND (PIBC1)

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

NA

56°F

13°C

Humidity 47%
Wind Speed S 13 MPH
Barometer NA
Dewpoint 36°F (2°C)
Visibility NA
Last update 10 Mar 11:28 AM PDT
Extended Forecast for

Bethel Island CA

  • This Afternoon

    This Afternoon: Sunny, with a high near 70. West northwest wind 7 to 9 mph.

    High: 70 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 47. West wind around 8 mph.

    Low: 47 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 76. North northwest wind 6 to 8 mph.

    High: 76 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 50. West northwest wind around 7 mph.

    Low: 50 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 80. North northwest wind 3 to 6 mph.

    High: 80 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 51.

    Low: 51 °F

    Mostly Clear

  • Friday

    Friday: Partly sunny, with a high near 80.

    High: 80 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 52.

    Low: 52 °F

    Mostly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 70. West northwest wind 7 to 9 mph.
Tonight
Mostly clear, with a low around 47. West wind around 8 mph.
Wednesday
Sunny, with a high near 76. North northwest wind 6 to 8 mph.
Wednesday Night
Mostly clear, with a low around 50. West northwest wind around 7 mph.
Thursday
Sunny, with a high near 80. North northwest wind 3 to 6 mph.
Thursday Night
Mostly clear, with a low around 51.
Friday
Partly sunny, with a high near 80.
Friday Night
Mostly cloudy, with a low around 52.
Saturday
Sunny, with a high near 83.
Saturday Night
Mostly clear, with a low around 56.
Sunday
Partly sunny, with a high near 86.
Sunday Night
Mostly cloudy, with a low around 58.
Monday
Partly sunny, with a high near 88.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Bethel Island CA
 38.03°N 121.64°W (Elev. 3 ft)
Last Update:
12:02 pm PDT Mar 10, 2026
Forecast Valid:
12pm PDT Mar 10, 2026-6pm PDT Mar 16, 2026
 
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Additional Resources

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Chance of Precipitation