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

Lake Effect Snow in the Lower Great Lakes; Unsettled Pattern in the Pacific Northwest

Lake-effect snow will continue downwind of Lakes Erie and Ontario through Friday. Lake Effect Snow Warnings have been issued. In the Western U.S., rain and higher elevation snow will continue over the Great Basin through Friday. A front will move over the Pacific Northwest this afternoon and produce light rain and higher elevation snow over the Cascades through Saturday. Read More >

Current conditions at

BLACK DIAMOND (PIBC1)

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

NA

50°F

10°C

Humidity 100%
Wind Speed NW 2 MPH
Barometer NA
Dewpoint 50°F (10°C)
Visibility NA
Last update 12 Feb 10:28 AM PST
Extended Forecast for

2 Miles WSW Bethel Island CA

  • Today

    Today: Mostly cloudy early, then gradual clearing, with a high near 61. North northwest wind around 6 mph.

    High: 61 °F

    Becoming
    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 46. West wind around 6 mph.

    Low: 46 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 62. Northwest wind 3 to 6 mph.

    High: 62 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Increasing clouds, with a low around 46. South southwest wind around 6 mph.

    Low: 46 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Cloudy, with a high near 59. South southeast wind 3 to 6 mph.

    High: 59 °F

    Cloudy

  • Saturday Night

    Saturday Night: A 30 percent chance of rain after 10pm. Cloudy, with a low around 48. New precipitation amounts of less than a tenth of an inch possible.

    Low: 48 °F

    Chance Rain

  • Sunday

    Sunday: Rain likely, mainly after 10am. Mostly cloudy, with a high near 59. Chance of precipitation is 70%.

    High: 59 °F

    Rain Likely

  • Sunday Night

    Sunday Night: Rain. Cloudy, with a low around 49.

    Low: 49 °F

    Rain

  • Washington's Birthday

    Washington's Birthday: Rain. Mostly cloudy, with a high near 54.

    High: 54 °F

    Rain

Detailed Forecast

Today
Mostly cloudy early, then gradual clearing, with a high near 61. North northwest wind around 6 mph.
Tonight
Mostly clear, with a low around 46. West wind around 6 mph.
Friday
Mostly sunny, with a high near 62. Northwest wind 3 to 6 mph.
Friday Night
Increasing clouds, with a low around 46. South southwest wind around 6 mph.
Saturday
Cloudy, with a high near 59. South southeast wind 3 to 6 mph.
Saturday Night
A 30 percent chance of rain after 10pm. Cloudy, with a low around 48. New precipitation amounts of less than a tenth of an inch possible.
Sunday
Rain likely, mainly after 10am. Mostly cloudy, with a high near 59. Chance of precipitation is 70%.
Sunday Night
Rain. Cloudy, with a low around 49.
Washington's Birthday
Rain. Mostly cloudy, with a high near 54.
Monday Night
Rain. Mostly cloudy, with a low around 46.
Tuesday
Rain likely. Mostly cloudy, with a high near 53.
Tuesday Night
Rain likely. Mostly cloudy, with a low around 43.
Wednesday
Rain likely. Mostly cloudy, with a high near 52.
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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:
7:05 am PST Feb 12, 2026
Forecast Valid:
10am PST Feb 12, 2026-6pm PST Feb 18, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation