Hourly Weather Forecast - Hercules, CA

7:18 AM
8 AM
44°F
10%
3mph
E
Mostly Cloudy
Humidity
97%
Feels like
43°F
Dew Point
43°F
9 AM
44°F
10%
3mph
E
Mostly Cloudy
Humidity
97%
Feels like
43°F
Dew Point
44°F
10 AM
45°F
10%
4mph
E
Partly Cloudy
Humidity
98%
Feels like
44°F
Dew Point
45°F
11 AM
47°F
0%
3mph
E
Partly Cloudy
Humidity
96%
Feels like
45°F
Dew Point
46°F
12 PM
49°F
0%
3mph
ENE
Partly Cloudy
Humidity
92%
Feels like
48°F
Dew Point
47°F
1 PM
51°F
0%
3mph
ENE
Partly Cloudy
Humidity
89%
Feels like
51°F
Dew Point
47°F
2 PM
50°F
0%
3mph
E
Partly Cloudy
Humidity
92%
Feels like
50°F
Dew Point
48°F
3 PM
49°F
0%
3mph
E
Mostly Cloudy
Humidity
94%
Feels like
49°F
Dew Point
47°F
4 PM
48°F
0%
2mph
ESE
Foggy
Humidity
100%
Feels like
48°F
Dew Point
48°F
4:50 PM
5 PM
48°F
0%
2mph
SE
Foggy
Humidity
100%
Feels like
48°F
Dew Point
48°F
6 PM
49°F
0%
3mph
SSE
Foggy
Humidity
99%
Feels like
49°F
Dew Point
48°F
7 PM
49°F
10%
3mph
S
Cloudy
Humidity
97%
Feels like
49°F
Dew Point
49°F
8 PM
50°F
10%
4mph
S
Cloudy
Humidity
96%
Feels like
50°F
Dew Point
49°F
9 PM
51°F
10%
4mph
S
Cloudy
Humidity
97%
Feels like
51°F
Dew Point
50°F
10 PM
51°F
10%
5mph
S
Cloudy
Humidity
97%
Feels like
51°F
Dew Point
50°F
11 PM
52°F
10%
5mph
SSW
Cloudy
Humidity
96%
Feels like
52°F
Dew Point
51°F

Rainfall and Snowfall Totals Through Wednesday

Heavy Rain, Snow, and Winds Wallop Northwest

The atmospheric river this week continues to hit the Pacific Northwest with heavy rain, snow, and high winds.

Tuesday's Weather Outlook

Today's Weather Outlook

How to Measure Snow via NWS

How To Measure Snow

Weekly Drought Map for December 11, 2025

Hit-or-Miss Precipitation Leads to Mixed Drought Results

A person standing in a snowy forest with their back to the camera. They are bundled up in a white hat and a brown jacket. (Image by StockSnap from Pixabay)

Common Cold Weather Illnesses

A strong cold-air-damming event from March 20, 2018.

Cold Air Damming - Cause And Effects

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