Major Winter Storm in the North-Central U.S.; Severe Weather from the Mid-South to Ohio Valley

A major winter storm will bring a swath of heavy snowfall, strong winds, blizzard conditions and freezing rain to the Northern Plains into the Great Lakes region. A line of storms will be capable of producing widespread damaging winds, tornadoes, and some large hail from the Mid-south to the Ohio Valley and the Southeast. Critical fire weather concerns shift to the southern Rockies and Plains. Read More >

Current conditions at

BLACK DIAMOND (PIBC1)

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

NA

74°F

23°C

Humidity 28%
Wind Speed WSW 4 MPH
Barometer NA
Dewpoint 39°F (4°C)
Visibility NA
Last update 15 Mar 02:28 PM PDT
Extended Forecast for

2 Miles NNW Discovery Bay CA

Heat Advisory March 16, 10:00am until March 20, 08:00pm
Click here for hazard details and duration
Heat Advisory
  • This Afternoon

    This Afternoon: Sunny, with a high near 83. North northwest wind around 8 mph.

    High: 83 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 55. Northwest wind around 6 mph becoming calm  after midnight.

    Low: 55 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 86. Calm wind becoming north northwest around 6 mph in the afternoon.

    High: 86 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 56. Light and variable wind.

    Low: 56 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 89. Light and variable wind.

    High: 89 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 59.

    Low: 59 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 91.

    High: 91 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 61.

    Low: 61 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 93.

    High: 93 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 83. North northwest wind around 8 mph.
Tonight
Partly cloudy, with a low around 55. Northwest wind around 6 mph becoming calm after midnight.
Monday
Sunny, with a high near 86. Calm wind becoming north northwest around 6 mph in the afternoon.
Monday Night
Clear, with a low around 56. Light and variable wind.
Tuesday
Sunny, with a high near 89. Light and variable wind.
Tuesday Night
Clear, with a low around 59.
Wednesday
Sunny, with a high near 91.
Wednesday Night
Clear, with a low around 61.
Thursday
Sunny, with a high near 93.
Thursday Night
Clear, with a low around 61.
Friday
Sunny, with a high near 94.
Friday Night
Mostly clear, with a low around 60.
Saturday
Mostly sunny, with a high near 89.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNW Discovery Bay CA
 37.92°N 121.61°W (Elev. 7 ft)
1:25 pm PDT Mar 15, 2026
2pm PDT Mar 15, 2026-6pm PDT Mar 21, 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