Hourly Weather Forecast - Herculaneum, MO

12 AM
22°F
0%
5mph
NW
Clear
Humidity
47%
Feels like
16°F
Dew Point
5°F
1 AM
21°F
0%
5mph
NW
Clear
Humidity
48%
Feels like
15°F
Dew Point
5°F
2 AM
20°F
0%
4mph
NW
Clear
Humidity
50%
Feels like
14°F
Dew Point
4°F
3 AM
19°F
0%
4mph
NW
Clear
Humidity
51%
Feels like
13°F
Dew Point
4°F
4 AM
18°F
0%
3mph
NW
Mostly Clear
Humidity
53%
Feels like
13°F
Dew Point
4°F
5 AM
17°F
0%
3mph
NW
Mostly Clear
Humidity
56%
Feels like
17°F
Dew Point
4°F
6 AM
16°F
0%
2mph
NW
Partly Cloudy
Humidity
58%
Feels like
16°F
Dew Point
4°F
7 AM
17°F
0%
2mph
WNW
Partly Cloudy
Humidity
59%
Feels like
17°F
Dew Point
5°F
7:10 AM
8 AM
19°F
10%
2mph
WNW
Mostly Cloudy
Humidity
56%
Feels like
19°F
Dew Point
6°F
9 AM
22°F
10%
3mph
WNW
Mostly Cloudy
Humidity
51%
Feels like
22°F
Dew Point
7°F
10 AM
25°F
10%
3mph
WNW
Cloudy
Humidity
47%
Feels like
20°F
Dew Point
7°F
11 AM
28°F
10%
4mph
W
Cloudy
Humidity
42%
Feels like
24°F
Dew Point
8°F
12 PM
31°F
10%
4mph
WSW
Mostly Cloudy
Humidity
38%
Feels like
27°F
Dew Point
8°F
1 PM
34°F
10%
4mph
WSW
Mostly Cloudy
Humidity
34%
Feels like
31°F
Dew Point
9°F
2 PM
37°F
10%
4mph
WSW
Mostly Cloudy
Humidity
33%
Feels like
33°F
Dew Point
10°F
3 PM
39°F
10%
4mph
SW
Mostly Cloudy
Humidity
32%
Feels like
36°F
Dew Point
12°F
4 PM
40°F
10%
4mph
SSW
Mostly Cloudy
Humidity
33%
Feels like
37°F
Dew Point
13°F
5 PM
39°F
0%
3mph
S
Partly Cloudy
Humidity
35%
Feels like
39°F
Dew Point
14°F
6 PM
38°F
10%
3mph
SE
Partly Cloudy
Humidity
39%
Feels like
36°F
Dew Point
15°F
7 PM
37°F
10%
4mph
ESE
Partly Cloudy
Humidity
42%
Feels like
34°F
Dew Point
16°F
7:10 PM
8 PM
36°F
20%
4mph
ESE
Partly Cloudy
Humidity
45%
Feels like
32°F
Dew Point
17°F
9 PM
35°F
30%
4mph
ESE
30% Chance of Flurries
Humidity
49%
Feels like
31°F
Dew Point
18°F
10 PM
34°F
30%
4mph
SE
30% Chance of Flurries
Humidity
53%
Feels like
30°F
Dew Point
19°F
11 PM
33°F
40%
4mph
SE
40% Chance of Flurries
Humidity
56%
Feels like
29°F
Dew Point
19°F

Tonight's Severe Weather Outlook

Severe Storms Continue To Wreak Havoc on East, Gulf Coasts

Multiple rounds of severe storms will form today from the Gulf Coast to the Mid-Atlantic.

Wind Gust Forecast

High Winds & Heavy Snow Batter Northern U.S.

Today's Weather Outlook

Today's Weather Outlook

Weekly Drought Map for March 5, 2026

Drought Worsens Nationwide Despite Multiple Disturbances

A tornado on the ground in Hildreth, Neb., on June 14, 2014 (NOAA Photo Library/Ken Engquist).

Tornadoes and Road Safety -- Do's and Don't's

A pothole big enough to hold a traffic cone and garbage. (David Shankbone, Wikimedia Common)

Potholes: A Springtime Driving Menace

loading ad...

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide