
Prolonged Extreme Cold; Eastern U.S. Winter Storm
Another Arctic blast will surge south across the northern Plains Thursday night, crossing the Midwest and reaching the Gulf Coast Friday night. Confidence continues to increase for significant heavy snow across much of the Southern Appalachians, Carolinas, and southern Mid-Atlantic Friday into Sunday. Read More >
Current conditions at
Berkeley Lab (LBNL1)
Lat: 37.8771°NLon: 122.2486°WElev: 888.0ft.NA
51°F
11°C
| Humidity | 70% |
| Wind Speed | E 1 MPH |
| Barometer | NA |
| Dewpoint | 42°F (6°C) |
| Visibility | NA |
| Last update | 29 Jan 04:00 AM PST |
Extended Forecast for
Hercules CA
Today

High: 61 °F
Mostly Sunny
Tonight

Low: 45 °F
Mostly Cloudy
Friday

High: 60 °F
Partly Sunny
Friday Night

Low: 47 °F
Mostly Cloudy
Saturday

High: 61 °F
Partly Sunny
Saturday Night

Low: 47 °F
Mostly Cloudy
Sunday

High: 61 °F
Mostly Cloudy
Sunday Night

Low: 46 °F
Partly Cloudy
Monday

High: 62 °F
Mostly Sunny
Detailed Forecast
Today
Mostly sunny, with a high near 61. East northeast wind 3 to 6 mph.
Tonight
Mostly cloudy, with a low around 45. Light east wind.
Friday
Partly sunny, with a high near 60. East northeast wind 6 to 8 mph.
Friday Night
Mostly cloudy, with a low around 47. East northeast wind around 7 mph.
Saturday
Partly sunny, with a high near 61. East northeast wind 7 to 9 mph.
Saturday Night
Mostly cloudy, with a low around 47.
Sunday
Mostly cloudy, with a high near 61.
Sunday Night
Partly cloudy, with a low around 46.
Monday
Mostly sunny, with a high near 62.
Monday Night
Mostly clear, with a low around 46.
Tuesday
Sunny, with a high near 63.
Tuesday Night
Mostly clear, with a low around 45.
Wednesday
Sunny, with a high near 63.
Additional Forecasts and Information
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)
38.02°N 122.27°W (Elev. 92 ft)
12:26 am PST Jan 29, 2026
4am PST Jan 29, 2026-6pm PST Feb 4, 2026


