National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Areas of Fire Weather and Severe Thunderstorms on Friday

Critical fire weather is expected Friday across the Northern Plains, Upper Midwest, and southern High Plains due to gusty winds and low humidity. Severe thunderstorms capable of large to very large hail, wind damage and tornadoes will be possible Friday and Saturday across parts of the central Plains. Read More >

Current conditions at

Berkeley Lab (LBNL1)

Lat: 37.8771°NLon: 122.2486°WElev: 888.0ft.

NA

56°F

13°C

Humidity 74%
Wind Speed ESE 5 MPH
Barometer NA
Dewpoint 48°F (9°C)
Visibility NA
Last update 14 May 09:30 PM PDT
Extended Forecast for

Hercules CA

  • Tonight

    Tonight: Clear, with a low around 52. South southwest wind 5 to 9 mph.

    Low: 52 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 78. West southwest wind 5 to 11 mph.

    High: 78 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 56. West wind 11 to 14 mph, with gusts as high as 24 mph.

    Low: 56 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 73. West wind around 14 mph, with gusts as high as 24 mph.

    High: 73 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 52. West wind 8 to 14 mph, with gusts as high as 24 mph.

    Low: 52 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 76.

    High: 76 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 58.

    Low: 58 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 54.

    Low: 54 °F

    Clear

Detailed Forecast

Tonight
Clear, with a low around 52. South southwest wind 5 to 9 mph.
Friday
Sunny, with a high near 78. West southwest wind 5 to 11 mph.
Friday Night
Clear, with a low around 56. West wind 11 to 14 mph, with gusts as high as 24 mph.
Saturday
Sunny, with a high near 73. West wind around 14 mph, with gusts as high as 24 mph.
Saturday Night
Clear, with a low around 52. West wind 8 to 14 mph, with gusts as high as 24 mph.
Sunday
Sunny, with a high near 76.
Sunday Night
Clear, with a low around 58.
Monday
Sunny, with a high near 81.
Monday Night
Clear, with a low around 54.
Tuesday
Sunny, with a high near 84.
Tuesday Night
Clear, with a low around 54.
Wednesday
Sunny, with a high near 84.
Wednesday Night
Mostly clear, with a low around 55.
Thursday
Sunny, with a high near 79.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Hercules CA
 38°N 122.27°W (Elev. 377 ft)
Last Update:
8:42 pm PDT May 14, 2026
Forecast Valid:
9pm PDT May 14, 2026-6pm PDT May 21, 2026
 
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Additional Resources

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Chance of Precipitation