Heat the Southwest; Fire Weather in the Central U.S.; Kona Low Impacting Hawaii

A rare March heat wave is ongoing with much above-normal temperatures over the Southwest U.S. through this weekend. Periods of critical fire weather will persist from the central Rockies to the central and southern Plains through the weekend as gusty winds and low relative humidity continue. A Kona low will continue to bring several rounds of moderate to heavy rainfall to Hawaii through Sunday. Read More >

Current conditions at

BLACK DIAMOND (PIBC1)

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

NA

68°F

20°C

Humidity 36%
Wind Speed S 13 MPH
Barometer NA
Dewpoint 40°F (4°C)
Visibility NA
Last update 21 Mar 07:28 AM PDT
Extended Forecast for

5 Miles N Discovery Bay CA

  • Today

    Today: Mostly sunny, with a high near 84. Light west northwest wind increasing to 5 to 9 mph in the morning.

    High: 84 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 54. West wind 6 to 9 mph.

    Low: 54 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 83. West northwest wind 6 to 8 mph.

    High: 83 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 50. West southwest wind 3 to 8 mph.

    Low: 50 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 83. Calm wind becoming west 5 to 7 mph in the afternoon.

    High: 83 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 52.

    Low: 52 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 84.

    High: 84 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 52.

    Low: 52 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 82.

    High: 82 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 84. Light west northwest wind increasing to 5 to 9 mph in the morning.
Tonight
Mostly clear, with a low around 54. West wind 6 to 9 mph.
Sunday
Sunny, with a high near 83. West northwest wind 6 to 8 mph.
Sunday Night
Partly cloudy, with a low around 50. West southwest wind 3 to 8 mph.
Monday
Sunny, with a high near 83. Calm wind becoming west 5 to 7 mph in the afternoon.
Monday Night
Mostly clear, with a low around 52.
Tuesday
Sunny, with a high near 84.
Tuesday Night
Mostly clear, with a low around 52.
Wednesday
Mostly sunny, with a high near 82.
Wednesday Night
Partly cloudy, with a low around 51.
Thursday
Mostly sunny, with a high near 80.
Thursday Night
Partly cloudy, with a low around 52.
Friday
Mostly sunny, with a high near 81.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles N Discovery Bay CA
 37.97°N 121.57°W (Elev. 3 ft)
2:22 am PDT Mar 21, 2026
7am PDT Mar 21, 2026-6pm PDT Mar 27, 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