Tracking Weekend Storm Impacts

A storm and trailing cold front will continue to slowly move through the Gulf Coast and Southeast U.S. through this weekend with widespread rain showers and isolated thunderstorms. A fast-moving clipper storm may bring several inches of snow to the north-central Plains, Midwest, eastern Great Lakes, and Northeast regions this weekend. Read More >

Current conditions at

Berkeley Lab (LBNL1)

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

NA

50°F

10°C

Humidity 65%
Wind Speed W 0 MPH
Barometer NA
Dewpoint 39°F (4°C)
Visibility NA
Last update 05 Dec 09:15 PM PST
Extended Forecast for

Hercules CA

  • Tonight

    Tonight: Patchy fog before 4am, then patchy fog after 5am.  Otherwise, partly cloudy, with a low around 42. Calm wind becoming east around 6 mph after midnight.

    Low: 42 °F

    Mostly Clear
    then Patchy
    Fog

  • Saturday

    Saturday: Patchy fog before 9am.  Otherwise, sunny, with a high near 60. East wind around 6 mph becoming light and variable  in the morning.

    High: 60 °F

    Patchy Fog
    then Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 45. Calm wind becoming east southeast around 5 mph.

    Low: 45 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 60. Light northwest wind.

    High: 60 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Patchy fog after 2am.  Otherwise, partly cloudy, with a low around 46. Calm wind.

    Low: 46 °F

    Mostly Clear
    then Patchy
    Fog

  • Monday

    Monday: Mostly sunny, with a high near 60.

    High: 60 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 46.

    Low: 46 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 61.

    High: 61 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 48.

    Low: 48 °F

    Partly Cloudy

Detailed Forecast

Tonight
Patchy fog before 4am, then patchy fog after 5am. Otherwise, partly cloudy, with a low around 42. Calm wind becoming east around 6 mph after midnight.
Saturday
Patchy fog before 9am. Otherwise, sunny, with a high near 60. East wind around 6 mph becoming light and variable in the morning.
Saturday Night
Partly cloudy, with a low around 45. Calm wind becoming east southeast around 5 mph.
Sunday
Partly sunny, with a high near 60. Light northwest wind.
Sunday Night
Patchy fog after 2am. Otherwise, partly cloudy, with a low around 46. Calm wind.
Monday
Mostly sunny, with a high near 60.
Monday Night
Partly cloudy, with a low around 46.
Tuesday
Mostly sunny, with a high near 61.
Tuesday Night
Partly cloudy, with a low around 48.
Wednesday
Mostly sunny, with a high near 62.
Wednesday Night
Partly cloudy, with a low around 48.
Thursday
Mostly sunny, with a high near 62.
Thursday Night
Partly cloudy, with a low around 47.
Friday
Mostly sunny, with a high near 61.
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ABOUT THIS FORECAST

 
Point Forecast:
Hercules CA
 38°N 122.27°W (Elev. 377 ft)
8:05 pm PST Dec 5, 2025
9pm PST Dec 5, 2025-6pm PST Dec 12, 2025
 
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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