Tracking Late December Winter Storm Expected to Impact the Northern Plains through the Northeast U.S.

A winter storm system will rapidly intensify over the Midwest on Sunday and track through the Great Lakes on Monday. Periods of heavy snow are anticipated across the Upper Great Lakes late Sunday and continuing into Monday. At least 1/10 inch of ice accumulation is expected from a wintry mix across much of the interior Northeast U.S. starting Sunday afternoon. Read More >

Current conditions at

BLACK DIAMOND (PIBC1)

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

NA

44°F

7°C

Humidity 78%
Wind Speed NW 3 MPH
Barometer NA
Dewpoint 38°F (3°C)
Visibility NA
Last update 27 Dec 09:28 PM PST
Extended Forecast for

3 Miles ENE Bethel Island CA

  • Tonight

    Tonight: Partly cloudy, with a low around 41. Northwest wind 6 to 8 mph.

    Low: 41 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 49. North wind around 6 mph.

    High: 49 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 40. Calm wind becoming north northwest around 6 mph after midnight.

    Low: 40 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 48. Northeast wind around 6 mph.

    High: 48 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 39. East wind 3 to 5 mph.

    Low: 39 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 49.

    High: 49 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 40.

    Low: 40 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A slight chance of rain after 4pm.  Mostly cloudy, with a high near 48.

    High: 48 °F

    Cloudy then
    Slight Chance
    Rain

  • Wednesday Night

    Wednesday Night: A chance of rain, mainly after 10pm.  Cloudy, with a low around 45.

    Low: 45 °F

    Chance Rain

Detailed Forecast

Tonight
Partly cloudy, with a low around 41. Northwest wind 6 to 8 mph.
Sunday
Sunny, with a high near 49. North wind around 6 mph.
Sunday Night
Partly cloudy, with a low around 40. Calm wind becoming north northwest around 6 mph after midnight.
Monday
Mostly sunny, with a high near 48. Northeast wind around 6 mph.
Monday Night
Partly cloudy, with a low around 39. East wind 3 to 5 mph.
Tuesday
Partly sunny, with a high near 49.
Tuesday Night
Partly cloudy, with a low around 40.
Wednesday
A slight chance of rain after 4pm. Mostly cloudy, with a high near 48.
Wednesday Night
A chance of rain, mainly after 10pm. Cloudy, with a low around 45.
New Year's Day
Rain likely, mainly after 10am. Cloudy, with a high near 50.
Thursday Night
Rain likely. Cloudy, with a low around 47.
Friday
A chance of rain. Partly sunny, with a high near 50.
Friday Night
A chance of rain. Mostly cloudy, with a low around 46.
Saturday
A slight chance of rain. Mostly cloudy, with a high near 50.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ENE Bethel Island CA
 38.04°N 121.61°W (Elev. 3 ft)
12:27 pm PST Dec 27, 2025
10pm PST Dec 27, 2025-6pm PST Jan 3, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database