Lala Approaching Hawaii; Flash Flooding Risks; Excessive Heat

Lala, may become a hurricane, is expected to impact Hawaii this weekend. Heavy rainfall, strong winds, dangerous surf and localized flooding are expected. Heavy rainfall and flash flooding concerns from the mid-Mississippi Valley, Ohio Valley into the central Appalachians continues, with the threat shifting toward the mid-Atlantic later this weekend. Record heat continues for areas of the South. Read More >

Current conditions at

BLACK DIAMOND (PIBC1)

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

NA

N/A

Humidity 25%
Wind Speed SE 9 MPH
Barometer NA
Dewpoint N/A
Visibility NA
Last update 10 Aug 02:28 AM PDT
Extended Forecast for

4 Miles SW Discovery Bay CA

  • Tonight

    Tonight: Mostly clear, with a low around 58. West wind 3 to 7 mph.

    Low: 58 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 92. West northwest wind 3 to 8 mph.

    High: 92 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 61. West southwest wind 6 to 8 mph.

    Low: 61 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 89. West wind 6 to 9 mph, with gusts as high as 18 mph.

    High: 89 °F

    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 59. West southwest wind 5 to 9 mph, with gusts as high as 18 mph.

    Low: 59 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 91.

    High: 91 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 61.

    Low: 61 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 93.

    High: 93 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 62.

    Low: 62 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 58. West wind 3 to 7 mph.
Sunday
Sunny, with a high near 92. West northwest wind 3 to 8 mph.
Sunday Night
Mostly clear, with a low around 61. West southwest wind 6 to 8 mph.
Monday
Sunny, with a high near 89. West wind 6 to 9 mph, with gusts as high as 18 mph.
Monday Night
Mostly cloudy, with a low around 59. West southwest wind 5 to 9 mph, with gusts as high as 18 mph.
Tuesday
Mostly sunny, with a high near 91.
Tuesday Night
Partly cloudy, with a low around 61.
Wednesday
Mostly sunny, with a high near 93.
Wednesday Night
Partly cloudy, with a low around 62.
Thursday
Mostly sunny, with a high near 91.
Thursday Night
Mostly clear, with a low around 61.
Friday
Sunny, with a high near 90.
Friday Night
Mostly clear, with a low around 60.
Saturday
Sunny, with a high near 90.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SW Discovery Bay CA
 37.87°N 121.63°W (Elev. 16 ft)
1:26 pm PDT Aug 15, 2026
7pm PDT Aug 15, 2026-6pm PDT Aug 22, 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