Tracking a Winter Storm; Unusual Early-Season Heat Wave in the Southwest

A major winter storm will organize across the Northern Plains today and then rapidly strengthen as it moves into the Great Lakes on Sunday. Heavy snow and blowing snow are likely to persist over the Great Lakes into Monday night. Dry and gusty winds will produce a critical fire risk across the central/southern Plains. An early heatwave will begin to intensify over the western U.S. into next week. Read More >

Current conditions at

BLACK DIAMOND (PIBC1)

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

NA

62°F

17°C

Humidity 63%
Wind Speed SSE 9 MPH
Barometer NA
Dewpoint 49°F (9°C)
Visibility NA
Last update 15 Mar 01:28 AM PDT
Extended Forecast for

2 Miles NW Brentwood CA

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

    Overnight: Mostly clear, with a low around 54. West northwest wind around 6 mph.

    Low: 54 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 85. North northwest wind 5 to 8 mph.

    High: 85 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 56. Northwest wind around 6 mph becoming calm  after midnight.

    Low: 56 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 87. Calm wind becoming north around 5 mph in the afternoon.

    High: 87 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 57. North northwest wind around 5 mph becoming calm  in the evening.

    Low: 57 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 90.

    High: 90 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 60.

    Low: 60 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 92.

    High: 92 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 61.

    Low: 61 °F

    Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 54. West northwest wind around 6 mph.
Sunday
Sunny, with a high near 85. North northwest wind 5 to 8 mph.
Sunday Night
Mostly clear, with a low around 56. Northwest wind around 6 mph becoming calm after midnight.
Monday
Sunny, with a high near 87. Calm wind becoming north around 5 mph in the afternoon.
Monday Night
Clear, with a low around 57. North northwest wind around 5 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 90.
Tuesday Night
Clear, with a low around 60.
Wednesday
Sunny, with a high near 92.
Wednesday Night
Clear, with a low around 61.
Thursday
Sunny, with a high near 93.
Thursday Night
Clear, with a low around 62.
Friday
Sunny, with a high near 94.
Friday Night
Mostly clear, with a low around 63.
Saturday
Sunny, with a high near 92.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NW Brentwood CA
 37.95°N 121.71°W (Elev. 82 ft)
2:40 am PDT Mar 15, 2026
2am 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