Hourly Weather Forecast - Herculaneum, MO

2 PM
48°F
0%
3mph
SE
Partly Cloudy
Humidity
65%
Feels like
48°F
Dew Point
37°F
3 PM
48°F
0%
4mph
SE
Mostly Cloudy
Humidity
66%
Feels like
47°F
Dew Point
38°F
4 PM
47°F
0%
5mph
SE
Mostly Cloudy
Humidity
70%
Feels like
44°F
Dew Point
37°F
4:41 PM
5 PM
44°F
0%
5mph
SE
Mostly Cloudy
Humidity
75%
Feels like
41°F
Dew Point
37°F
6 PM
42°F
0%
5mph
SE
Mostly Cloudy
Humidity
82%
Feels like
38°F
Dew Point
37°F
7 PM
40°F
0%
5mph
SSE
Mostly Cloudy
Humidity
84%
Feels like
37°F
Dew Point
36°F
8 PM
39°F
0%
5mph
SSE
Mostly Cloudy
Humidity
86%
Feels like
35°F
Dew Point
35°F
9 PM
39°F
0%
5mph
SSE
Cloudy
Humidity
86%
Feels like
35°F
Dew Point
35°F
10 PM
38°F
0%
5mph
SSE
Cloudy
Humidity
90%
Feels like
35°F
Dew Point
36°F
11 PM
39°F
0%
4mph
SSE
Cloudy
Humidity
90%
Feels like
36°F
Dew Point
36°F

Snowfall Forecast Through Tonight

Two Winter Storms Deliver Accumulating Northern U.S. Snow

A plowable snow will occur from parts of the Pacific Northwest to the Upper Midwest for the start of the weekend.

Sunday's Weather Outlook

Sunday's Weather Outlook

Weekly Drought Map for December 4, 2025

Active Week of Weather Leads to Mixed Drought Results

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

Cold Air Damming - Cause And Effects

People skating on a frozen pond on a clear day. (Image by Q K from Pixabay)

Safety Tips For Icy Surfaces

Image courtesy of PeakPX.

Top 10 Winter Energy Saving Tips

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide