Significant Winter Storm to Bring Heavy Snow and Ice Impacts; Dangerously Cold Temperatures Expands Across the East; Severe Storm Threat in the Gulf States Sunday

A significant winter storm is underway, bringing widespread heavy snow, sleet, and freezing rain from the Southern Rockies to New England through Monday. Extremely cold air will follow, prolonging dangerous travel and infrastructure impacts into next week. Severe thunderstorms may produce damaging gusts and tornadoes across the eastern Gulf Coast states Sunday morning and afternoon. Read More >

Current conditions at

BLACK DIAMOND (PIBC1)

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

NA

42°F

6°C

Humidity 74%
Wind Speed N 8 MPH
Barometer NA
Dewpoint 34°F (1°C)
Visibility NA
Wind Chill37°F (3°C)
Last update 25 Jan 05:28 AM PST
Extended Forecast for

4 Miles ENE Clayton CA

  • Today

    Today: Mostly cloudy, with a high near 50. East wind around 8 mph.

    High: 50 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around 40. East wind around 6 mph.

    Low: 40 °F

    Mostly Cloudy

  • Monday

    Monday: Sunny, with a high near 55. East northeast wind around 7 mph.

    High: 55 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 38. East wind around 6 mph.

    Low: 38 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 55. East northeast wind around 7 mph.

    High: 55 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of rain after 10pm.  Mostly cloudy, with a low around 44.

    Low: 44 °F

    Slight Chance
    Rain

  • Wednesday

    Wednesday: A 20 percent chance of rain before 10am.  Partly sunny, with a high near 53.

    High: 53 °F

    Slight Chance
    Rain then
    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 43.

    Low: 43 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 57.

    High: 57 °F

    Sunny

Detailed Forecast

Today
Mostly cloudy, with a high near 50. East wind around 8 mph.
Tonight
Mostly cloudy, with a low around 40. East wind around 6 mph.
Monday
Sunny, with a high near 55. East northeast wind around 7 mph.
Monday Night
Partly cloudy, with a low around 38. East wind around 6 mph.
Tuesday
Mostly sunny, with a high near 55. East northeast wind around 7 mph.
Tuesday Night
A 20 percent chance of rain after 10pm. Mostly cloudy, with a low around 44.
Wednesday
A 20 percent chance of rain before 10am. Partly sunny, with a high near 53.
Wednesday Night
Partly cloudy, with a low around 43.
Thursday
Sunny, with a high near 57.
Thursday Night
Partly cloudy, with a low around 44.
Friday
Partly sunny, with a high near 57.
Friday Night
Mostly cloudy, with a low around 45.
Saturday
Mostly cloudy, with a high near 58.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles ENE Clayton CA
 37.95°N 121.88°W (Elev. 1358 ft)
1:27 am PST Jan 25, 2026
6am PST Jan 25, 2026-6pm PST Jan 31, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database