Hourly Weather Forecast - Herculaneum, MO

6 AM
32°F
0%
2mph
W
Clear
Humidity
75%
Feels like
32°F
Dew Point
25°F
7 AM
32°F
0%
2mph
W
Clear
Humidity
77%
Feels like
32°F
Dew Point
26°F
7:17 AM
8 AM
35°F
0%
2mph
W
Sunny
Humidity
73%
Feels like
35°F
Dew Point
27°F
9 AM
39°F
0%
3mph
W
Sunny
Humidity
64%
Feels like
39°F
Dew Point
28°F
10 AM
43°F
0%
4mph
W
Sunny
Humidity
56%
Feels like
41°F
Dew Point
29°F
11 AM
46°F
0%
4mph
W
Sunny
Humidity
50%
Feels like
44°F
Dew Point
29°F
12 PM
49°F
0%
5mph
W
Mostly Sunny
Humidity
44%
Feels like
47°F
Dew Point
28°F
1 PM
51°F
0%
5mph
W
Mostly Sunny
Humidity
39%
Feels like
51°F
Dew Point
27°F
2 PM
53°F
0%
5mph
WSW
Sunny
Humidity
36%
Feels like
53°F
Dew Point
27°F
3 PM
55°F
0%
6mph
SW
Sunny
Humidity
34%
Feels like
55°F
Dew Point
27°F
4 PM
55°F
0%
7mph
SSW
Sunny
Humidity
34%
Feels like
55°F
Dew Point
27°F
5 PM
54°F
0%
7mph
SSW
Sunny
Humidity
35%
Feels like
54°F
Dew Point
27°F
6 PM
53°F
0%
7mph
S
Sunny
Humidity
37%
Feels like
53°F
Dew Point
27°F
7 PM
51°F
0%
7mph
S
Sunny
Humidity
39%
Feels like
51°F
Dew Point
27°F
7:05 PM
8 PM
49°F
0%
8mph
S
Mostly Clear
Humidity
41%
Feels like
46°F
Dew Point
27°F
9 PM
48°F
0%
9mph
S
Partly Cloudy
Humidity
43%
Feels like
44°F
Dew Point
26°F
10 PM
47°F
0%
10mph
S
Clear
Humidity
44%
Feels like
42°F
Dew Point
26°F
11 PM
46°F
0%
11mph
S
Clear
Humidity
45%
Feels like
41°F
Dew Point
26°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

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