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Hawaii and Guam Concerns; Severe Weather for the Plains; Heavy Snow for Sierra-Nevada

Heavy rainfall capable of causing flash flooding will continue to impact Hawaii through Monday. Severe thunderstorms and heavy rain are possible in parts of Texas and the southern Plains and the Upper Great Lakes. Heavy mountain snow continues in California's Sierra Nevada and rain with gusty winds to lower elevations. Super Typhoon Sinlaku will impact the Marianas through midweek. Read More >

Current conditions at

BLACK DIAMOND (PIBC1)

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

NA

47°F

8°C

Humidity 93%
Wind Speed S 5 MPH
Barometer NA
Dewpoint 45°F (7°C)
Visibility NA
Wind Chill45°F (7°C)
Last update 12 Apr 11:28 PM PDT
Extended Forecast for

Oakley CA

  • Tonight

    Tonight: A 20 percent chance of rain between 2am and 3am. Partly cloudy, with a low around 46. South southwest wind around 6 mph becoming calm after midnight.

    Low: 46 °F

    Slight Chance
    Rain

  • Monday

    Monday: Sunny, with a high near 65. Northwest wind 3 to 8 mph.

    High: 65 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 48. West wind 6 to 8 mph.

    Low: 48 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 66. West southwest wind 5 to 8 mph.

    High: 66 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 48. Southwest wind 7 to 10 mph.

    Low: 48 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 68.

    High: 68 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 51.

    Low: 51 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 67.

    High: 67 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 49.

    Low: 49 °F

    Clear

Detailed Forecast

Tonight
A 20 percent chance of rain between 2am and 3am. Partly cloudy, with a low around 46. South southwest wind around 6 mph becoming calm after midnight.
Monday
Sunny, with a high near 65. Northwest wind 3 to 8 mph.
Monday Night
Mostly clear, with a low around 48. West wind 6 to 8 mph.
Tuesday
Sunny, with a high near 66. West southwest wind 5 to 8 mph.
Tuesday Night
Mostly clear, with a low around 48. Southwest wind 7 to 10 mph.
Wednesday
Mostly sunny, with a high near 68.
Wednesday Night
Partly cloudy, with a low around 51.
Thursday
Sunny, with a high near 67.
Thursday Night
Clear, with a low around 49.
Friday
Sunny, with a high near 74.
Friday Night
Partly cloudy, with a low around 48.
Saturday
Mostly sunny, with a high near 76.
Saturday Night
Partly cloudy, with a low around 52.
Sunday
A slight chance of rain. Mostly sunny, with a high near 71.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Oakley CA
 38°N 121.72°W (Elev. 26 ft)
Last Update:
11:27 pm PDT Apr 12, 2026
Forecast Valid:
11pm PDT Apr 12, 2026-6pm PDT Apr 19, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation