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

53°F

12°C

Humidity 62%
Wind Speed N 10 MPH
Barometer NA
Dewpoint 40°F (4°C)
Visibility NA
Last update 18 Jan 07:28 AM PST
Extended Forecast for

2 Miles NNW Discovery Bay CA

  • Today

    Today: Areas of dense fog before 11am. Otherwise, partly sunny, with a high near 61. Light north wind.

    High: 61 °F

    Areas Dense
    Fog then
    Mostly Sunny

  • Tonight

    Tonight: Patchy dense fog after 3am. Otherwise, partly cloudy, with a low around 42. Calm wind.

    Low: 42 °F

    Partly Cloudy
    then Patchy
    Dense Fog

  • M.L.King Day

    M.L.King Day: Patchy dense fog before 9am. Otherwise, mostly sunny, with a high near 59. Calm wind becoming north around 5 mph in the afternoon.

    High: 59 °F

    Patchy Dense
    Fog then
    Mostly Sunny

  • Monday Night

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

    Low: 40 °F

    Mostly Clear
    then Patchy
    Fog

  • Tuesday

    Tuesday: Patchy fog before 11am. Otherwise, partly sunny, with a high near 61. Light north northeast wind.

    High: 61 °F

    Patchy Fog
    then Mostly
    Sunny

  • Tuesday Night

    Tuesday Night: Patchy fog after 4am. Otherwise, partly cloudy, with a low around 42.

    Low: 42 °F

    Partly Cloudy
    then Patchy
    Fog

  • Wednesday

    Wednesday: Patchy fog before 9am. Otherwise, partly sunny, with a high near 60.

    High: 60 °F

    Patchy Fog
    then Partly
    Sunny

  • Wednesday Night

    Wednesday Night: Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 44.

    Low: 44 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Thursday

    Thursday: Areas of fog before 10am. Otherwise, partly sunny, with a high near 61.

    High: 61 °F

    Areas Fog
    then Mostly
    Sunny

Detailed Forecast

Today
Areas of dense fog before 11am. Otherwise, partly sunny, with a high near 61. Light north wind.
Tonight
Patchy dense fog after 3am. Otherwise, partly cloudy, with a low around 42. Calm wind.
M.L.King Day
Patchy dense fog before 9am. Otherwise, mostly sunny, with a high near 59. Calm wind becoming north around 5 mph in the afternoon.
Monday Night
Patchy fog after midnight. Otherwise, partly cloudy, with a low around 40. Calm wind.
Tuesday
Patchy fog before 11am. Otherwise, partly sunny, with a high near 61. Light north northeast wind.
Tuesday Night
Patchy fog after 4am. Otherwise, partly cloudy, with a low around 42.
Wednesday
Patchy fog before 9am. Otherwise, partly sunny, with a high near 60.
Wednesday Night
Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 44.
Thursday
Areas of fog before 10am. Otherwise, partly sunny, with a high near 61.
Thursday Night
Patchy fog after 10pm. Otherwise, partly cloudy, with a low around 44.
Friday
Patchy fog. Otherwise, mostly sunny, with a high near 60.
Friday Night
Patchy fog. Otherwise, partly cloudy, with a low around 43.
Saturday
Patchy fog. Otherwise, partly sunny, with a high near 59.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNW Discovery Bay CA
 37.92°N 121.61°W (Elev. 7 ft)
Last Update:
12:26 am PST Jan 18, 2026
Forecast Valid:
7am PST Jan 18, 2026-6pm PST Jan 24, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation