Lowell to Impact Hawaii; Heat Persists in the South-Central U.S.

Hurricane Lowell is forecast to pass west of Kauai`s coastal waters tonight. Impacts such as high surf and heavy rain could impact all of the islands. Sweltering heat remains across the South-Central Plains and Lower/Middle Mississippi Valley into this week with limited nighttime relief. Periods of moderate to heavy rainfall will be possible through Tuesday morning in the northern Rockies. Read More >

Current conditions at

DW6436 Berkeley (D6436)

Lat: 37.8925°NLon: 122.28083°WElev: 170.44ft.

NA

N/A

Humidity NA
Wind Speed NA NA MPH
Barometer 29.93 in (1013.55 mb)
Dewpoint N/A
Visibility NA
Last update NA
Extended Forecast for

Hercules CA

Heat Advisory September 9, 10:00am until September 10, 10:00pm
Click here for hazard details and duration
Heat Advisory
  • Labor Day

    Labor Day: Sunny, with a high near 81. Light and variable wind becoming north northwest around 5 mph in the afternoon.

    High: 81 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 59. West southwest wind around 6 mph becoming calm  in the evening.

    Low: 59 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 84. Calm wind becoming west southwest around 5 mph in the afternoon.

    High: 84 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 64. Southwest wind 5 to 7 mph becoming calm  in the evening.

    Low: 64 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 91. Calm wind becoming west around 5 mph in the afternoon.

    High: 91 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 68.

    Low: 68 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 84.

    High: 84 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 62.

    Low: 62 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 75.

    High: 75 °F

    Sunny

Detailed Forecast

Labor Day
Sunny, with a high near 81. Light and variable wind becoming north northwest around 5 mph in the afternoon.
Tonight
Clear, with a low around 59. West southwest wind around 6 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 84. Calm wind becoming west southwest around 5 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 64. Southwest wind 5 to 7 mph becoming calm in the evening.
Wednesday
Partly sunny, with a high near 91. Calm wind becoming west around 5 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 68.
Thursday
Sunny, with a high near 84.
Thursday Night
Mostly clear, with a low around 62.
Friday
Sunny, with a high near 75.
Friday Night
Mostly clear, with a low around 60.
Saturday
Sunny, with a high near 75.
Saturday Night
Mostly clear, with a low around 59.
Sunday
Sunny, with a high near 76.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Hercules CA
 38.02°N 122.27°W (Elev. 92 ft)
10:31 am PDT Sep 7, 2026
10am PDT Sep 7, 2026-6pm PDT Sep 13, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database