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

Gusty Winds in the Mid-Atlantic and Northeast; Atmospheric River to Impact the Northwest

Gusty winds are expected from portions of the Mid-Atlantic into the Northeast through the night following the system that brought rain to the area. An atmospheric river will move into the Northwest late today into Saturday bringing moderate to heavy rainfall, mountain snow, windy conditions, and high surf to the area over the weekend. Read More >

Current conditions at

BLACK DIAMOND (PIBC1)

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

NA

69°F

21°C

Humidity 51%
Wind Speed SSW 4 MPH
Barometer NA
Dewpoint 50°F (10°C)
Visibility NA
Last update 01 Nov 11:28 AM PDT
Extended Forecast for

Bethel Island CA

  • This Afternoon

    This Afternoon: Sunny, with a high near 78. West northwest wind 6 to 9 mph.

    High: 78 °F

    Sunny

  • Tonight

    Tonight: Patchy fog after 5am. Otherwise, clear, with a low around 53. West northwest wind around 9 mph.

    Low: 53 °F

    Clear then
    Patchy Fog

  • Sunday

    Sunday: Patchy fog before 8am. Otherwise, sunny, with a high near 77. West northwest wind 5 to 8 mph.

    High: 77 °F

    Patchy Fog
    then Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 53. West wind 8 to 11 mph.

    Low: 53 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 73. Light west southwest wind becoming west 8 to 13 mph in the afternoon.

    High: 73 °F

    Sunny

  • Monday Night

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

    Low: 53 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 73.

    High: 73 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of rain after 11pm. Mostly cloudy, with a low around 58.

    Low: 58 °F

    Slight Chance
    Rain

  • Wednesday

    Wednesday: Rain. Cloudy, with a high near 66.

    High: 66 °F

    Rain

Detailed Forecast

This Afternoon
Sunny, with a high near 78. West northwest wind 6 to 9 mph.
Tonight
Patchy fog after 5am. Otherwise, clear, with a low around 53. West northwest wind around 9 mph.
Sunday
Patchy fog before 8am. Otherwise, sunny, with a high near 77. West northwest wind 5 to 8 mph.
Sunday Night
Mostly clear, with a low around 53. West wind 8 to 11 mph.
Monday
Sunny, with a high near 73. Light west southwest wind becoming west 8 to 13 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 53.
Tuesday
Partly sunny, with a high near 73.
Tuesday Night
A slight chance of rain after 11pm. Mostly cloudy, with a low around 58.
Wednesday
Rain. Cloudy, with a high near 66.
Wednesday Night
A chance of rain before 11pm. Mostly cloudy, with a low around 55.
Thursday
Mostly sunny, with a high near 69.
Thursday Night
Mostly clear, with a low around 55.
Friday
Mostly sunny, with a high near 71.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Bethel Island CA
 38.01°N 121.64°W (Elev. 3 ft)
Last Update:
12:06 pm PDT Nov 1, 2025
Forecast Valid:
12pm PDT Nov 1, 2025-6pm PST Nov 7, 2025
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

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Chance of Precipitation