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

Tracking Winter Weather and Frigid Temperatures This Weekend

Another clipper will drop into the Northern Plains and Upper Midwest into Sunday with snow and gusty winds contributing to some areas of blizzard conditions and snow squalls. Impactful snowfall will occur up and down the East Coast Sunday extending from the western Florida Panhandle to Maine. Read More >

Current conditions at

BLACK DIAMOND (PIBC1)

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

NA

57°F

14°C

Humidity 41%
Wind Speed NNE 10 MPH
Barometer NA
Dewpoint 33°F (1°C)
Visibility NA
Last update 18 Jan 01:28 AM PST
Extended Forecast for

2 Miles SSE Bethel Island CA

  • Overnight

    Overnight: Patchy dense fog. Otherwise, mostly cloudy, with a low around 41. Calm wind.

    Low: 41 °F

    Patchy Dense
    Fog

  • Sunday

    Sunday: Patchy dense fog before noon. Otherwise, partly sunny, with a high near 60. Calm wind becoming north northeast around 5 mph.

    High: 60 °F

    Patchy Dense
    Fog then
    Mostly Sunny

  • Sunday Night

    Sunday Night: Patchy dense fog before 9pm, then patchy dense fog after midnight. Otherwise, partly cloudy, with a low around 41. Calm wind.

    Low: 41 °F

    Patchy Dense
    Fog

  • M.L.King Day

    M.L.King Day: Patchy fog before 10am. Otherwise, mostly sunny, with a high near 59. Calm wind becoming north around 5 mph in the afternoon.

    High: 59 °F

    Patchy Fog
    then Mostly
    Sunny

  • Monday Night

    Monday Night: Patchy fog after 9pm. Otherwise, partly cloudy, with a low around 40. Calm wind.

    Low: 40 °F

    Patchy Fog

  • Tuesday

    Tuesday: Patchy fog before 11am. Otherwise, partly sunny, with a high near 60.

    High: 60 °F

    Patchy Fog
    then Mostly
    Sunny

  • Tuesday Night

    Tuesday Night: Patchy fog after 4am. Otherwise, partly cloudy, with a low around 41.

    Low: 41 °F

    Partly Cloudy
    then Patchy
    Fog

  • Wednesday

    Wednesday: Patchy fog before 10am. Otherwise, partly sunny, with a high near 60.

    High: 60 °F

    Patchy Fog
    then Partly
    Sunny

  • Wednesday Night

    Wednesday Night: Patchy fog after 9pm. Otherwise, mostly cloudy, with a low around 43.

    Low: 43 °F

    Patchy Fog

Detailed Forecast

Overnight
Patchy dense fog. Otherwise, mostly cloudy, with a low around 41. Calm wind.
Sunday
Patchy dense fog before noon. Otherwise, partly sunny, with a high near 60. Calm wind becoming north northeast around 5 mph.
Sunday Night
Patchy dense fog before 9pm, then patchy dense fog after midnight. Otherwise, partly cloudy, with a low around 41. Calm wind.
M.L.King Day
Patchy fog before 10am. Otherwise, mostly sunny, with a high near 59. Calm wind becoming north around 5 mph in the afternoon.
Monday Night
Patchy fog after 9pm. Otherwise, partly cloudy, with a low around 40. Calm wind.
Tuesday
Patchy fog before 11am. Otherwise, partly sunny, with a high near 60.
Tuesday Night
Patchy fog after 4am. Otherwise, partly cloudy, with a low around 41.
Wednesday
Patchy fog before 10am. Otherwise, partly sunny, with a high near 60.
Wednesday Night
Patchy fog after 9pm. Otherwise, mostly cloudy, with a low around 43.
Thursday
Areas of fog before 11am. Otherwise, partly sunny, with a high near 60.
Thursday Night
Patchy fog. Otherwise, partly cloudy, with a low around 44.
Friday
Patchy fog. Otherwise, partly sunny, with a high near 59.
Friday Night
Patchy fog. Otherwise, partly cloudy, with a low around 43.
Saturday
Patchy fog. Otherwise, partly sunny, with a high near 58.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSE Bethel Island CA
 38.01°N 121.64°W (Elev. 3 ft)
Last Update:
12:26 am PST Jan 18, 2026
Forecast Valid:
2am PST Jan 18, 2026-6pm PST Jan 24, 2026
 
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Additional Resources

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Chance of Precipitation