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

Heavy Rainfall Continues in Hawaii; Severe Thunderstorms and Heavy Rainfall in the Plains and Southern Appalachians

Areas of gusty winds, heavy rain leading to flash flooding, and high surf continue across portions of Hawaii as Tropical Storm Lala continues to move away from the islands. Severe thunderstorms and heavy rainfall will shift into the southern Appalachians today. Strong to severe thunderstorms may produce large hail, scattered wind gusts, and heavy rain today across the northern and central Plains. 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 30.0 in (1015.92 mb)
Dewpoint N/A
Visibility NA
Last update NA
Extended Forecast for

Hercules CA

  • Today

    Today: Cloudy through mid morning, then gradual clearing, with a high near 72. South southwest wind 8 to 11 mph.

    High: 72 °F

    Gradual
    Clearing

  • Tonight

    Tonight: Increasing clouds, with a low around 56. South southwest wind around 9 mph.

    Low: 56 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Mostly cloudy, then gradually becoming sunny, with a high near 75. South southwest wind 7 to 9 mph.

    High: 75 °F

    Decreasing
    Clouds

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 57. Southwest wind around 10 mph.

    Low: 57 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 75. Southwest wind 8 to 11 mph.

    High: 75 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 58.

    Low: 58 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 74.

    High: 74 °F

    Mostly Sunny

  • Thursday Night

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

    Low: 57 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 76.

    High: 76 °F

    Mostly Sunny

Detailed Forecast

Today
Cloudy through mid morning, then gradual clearing, with a high near 72. South southwest wind 8 to 11 mph.
Tonight
Increasing clouds, with a low around 56. South southwest wind around 9 mph.
Tuesday
Mostly cloudy, then gradually becoming sunny, with a high near 75. South southwest wind 7 to 9 mph.
Tuesday Night
Partly cloudy, with a low around 57. Southwest wind around 10 mph.
Wednesday
Mostly sunny, with a high near 75. Southwest wind 8 to 11 mph.
Wednesday Night
Partly cloudy, with a low around 58.
Thursday
Mostly sunny, with a high near 74.
Thursday Night
Partly cloudy, with a low around 57.
Friday
Mostly sunny, with a high near 76.
Friday Night
Mostly clear, with a low around 57.
Saturday
Sunny, with a high near 74.
Saturday Night
Mostly clear, with a low around 56.
Sunday
Mostly sunny, with a high near 74.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Hercules CA
 38°N 122.27°W (Elev. 377 ft)
Last Update:
2:41 am PDT Aug 17, 2026
Forecast Valid:
4am PDT Aug 17, 2026-6pm PDT Aug 23, 2026
 
Forecast Discussion
 
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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation