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

Heavy Rainfall in the Southern Plains, Carolinas and Florida; Heat in the West and Northeast

Heavy to excessive rainfall over parts of the southern Plains, Florida Panhandle, and coastal Carolinas may bring areas of flooding today. Hot to extremely hot temperatures are in place through early this week across much of the western U.S. and northern New England. Read More >

Current conditions at

Berkeley Lab (LBNL1)

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

NA

55°F

13°C

Humidity 97%
Wind Speed NNW 0 MPH
Barometer NA
Dewpoint 54°F (12°C)
Visibility NA
Last update 11 Aug 06:45 AM PDT
Extended Forecast for

Hercules CA

  • Today

    Today: Partly sunny, then gradually becoming sunny, with a high near 75. South southwest wind 9 to 13 mph.

    High: 75 °F

    Becoming
    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 57. South southwest wind 10 to 15 mph, with gusts as high as 18 mph.

    Low: 57 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Partly sunny, then gradually becoming sunny, with a high near 74. South southwest wind 13 to 16 mph, with gusts as high as 20 mph.

    High: 74 °F

    Becoming
    Sunny

  • Tuesday Night

    Tuesday Night: Increasing clouds, with a low around 57. Southwest wind around 15 mph, with gusts as high as 18 mph.

    Low: 57 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Mostly sunny, with a high near 72. South southwest wind around 15 mph, with gusts as high as 18 mph.

    High: 72 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 57.

    Low: 57 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 73.

    High: 73 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 56.

    Low: 56 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 77.

    High: 77 °F

    Sunny

Detailed Forecast

Today
Partly sunny, then gradually becoming sunny, with a high near 75. South southwest wind 9 to 13 mph.
Tonight
Increasing clouds, with a low around 57. South southwest wind 10 to 15 mph, with gusts as high as 18 mph.
Tuesday
Partly sunny, then gradually becoming sunny, with a high near 74. South southwest wind 13 to 16 mph, with gusts as high as 20 mph.
Tuesday Night
Increasing clouds, with a low around 57. Southwest wind around 15 mph, with gusts as high as 18 mph.
Wednesday
Mostly sunny, with a high near 72. South southwest wind around 15 mph, with gusts as high as 18 mph.
Wednesday Night
Partly cloudy, with a low around 57.
Thursday
Mostly sunny, with a high near 73.
Thursday Night
Mostly clear, with a low around 56.
Friday
Sunny, with a high near 77.
Friday Night
Mostly clear, with a low around 59.
Saturday
Sunny, with a high near 76.
Saturday Night
Partly cloudy, with a low around 59.
Sunday
Mostly sunny, with a high near 73.
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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:
2:09 am PDT Aug 11, 2025
Forecast Valid:
7am PDT Aug 11, 2025-6pm PDT Aug 17, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation