Lake Effect Snow through Friday; Heavy Rain, Thunderstorms and Mountain Snow in California

Periods of moderate to heavy lake effect snow will continue through Friday downwind of Lake Erie and Ontario. Several additional inches of accumulating snow are expected. A Pacific storm will bring heavy rain and mountain snow across California, the Southwest and Intermountain West today. Isolated severe thunderstorms and scattered flash flooding is possible across parts of southern California. Read More >

Current conditions at

BLACK DIAMOND (PIBC1)

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

NA

51°F

11°C

Humidity 100%
Wind Speed NNE 8 MPH
Barometer NA
Dewpoint 51°F (11°C)
Visibility NA
Last update 01 Jan 08:28 AM PST
Extended Forecast for

2 Miles SSE Bethel Island CA

  • New Year's Day

    New Year's Day: Showers.  High near 59. South southeast wind 11 to 16 mph, with gusts as high as 24 mph.  Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 59 °F

    Showers

  • Tonight

    Tonight: Showers likely, mainly before 10pm.  Mostly cloudy, with a low around 47. Southeast wind around 8 mph.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 47 °F

    Showers
    Likely then
    Slight Chance
    Showers

  • Friday

    Friday: A 30 percent chance of showers after 4pm.  Mostly cloudy, with a high near 57. Southeast wind 9 to 14 mph, with gusts as high as 21 mph.

    High: 57 °F

    Mostly Cloudy
    then Chance
    Showers

  • Friday Night

    Friday Night: Showers, mainly after 10pm.  Low around 55. Breezy, with a southeast wind 17 to 24 mph, with gusts as high as 38 mph.  Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 55 °F

    Showers and
    Breezy

  • Saturday

    Saturday: Showers.  High near 59. South wind around 16 mph, with gusts as high as 28 mph.  Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 59 °F

    Showers

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm.  Low around 53. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 53 °F

    Showers

  • Sunday

    Sunday: Showers.  High near 55. Chance of precipitation is 100%.

    High: 55 °F

    Showers

  • Sunday Night

    Sunday Night: Showers.  Cloudy, with a low around 50.

    Low: 50 °F

    Showers

  • Monday

    Monday: Showers.  Mostly cloudy, with a high near 54.

    High: 54 °F

    Showers

Detailed Forecast

New Year's Day
Showers. High near 59. South southeast wind 11 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Tonight
Showers likely, mainly before 10pm. Mostly cloudy, with a low around 47. Southeast wind around 8 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Friday
A 30 percent chance of showers after 4pm. Mostly cloudy, with a high near 57. Southeast wind 9 to 14 mph, with gusts as high as 21 mph.
Friday Night
Showers, mainly after 10pm. Low around 55. Breezy, with a southeast wind 17 to 24 mph, with gusts as high as 38 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
Showers. High near 59. South wind around 16 mph, with gusts as high as 28 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday Night
Showers and possibly a thunderstorm. Low around 53. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday
Showers. High near 55. Chance of precipitation is 100%.
Sunday Night
Showers. Cloudy, with a low around 50.
Monday
Showers. Mostly cloudy, with a high near 54.
Monday Night
Showers likely, mainly before 10pm. Cloudy, with a low around 46.
Tuesday
A chance of showers. Mostly cloudy, with a high near 53.
Tuesday Night
A slight chance of showers. Mostly cloudy, with a low around 42.
Wednesday
A slight chance of showers. Partly sunny, with a high near 51.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSE Bethel Island CA
 38.01°N 121.64°W (Elev. 3 ft)
7:59 am PST Jan 1, 2026
9am PST Jan 1, 2026-6pm PST Jan 7, 2026
 
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Additional Resources

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