Hourly Weather Forecast - Herrin, IL

12 AM
22°F
0%
7mph
NNW
Foggy
Humidity
100%
Feels like
13°F
Dew Point
22°F
1 AM
21°F
0%
8mph
NNW
Foggy
Humidity
100%
Feels like
12°F
Dew Point
21°F
2 AM
21°F
0%
7mph
NW
Foggy
Humidity
100%
Feels like
12°F
Dew Point
21°F
3 AM
22°F
0%
7mph
NNW
Foggy
Humidity
100%
Feels like
13°F
Dew Point
22°F
4 AM
22°F
0%
7mph
NNW
Foggy
Humidity
100%
Feels like
14°F
Dew Point
22°F
5 AM
22°F
0%
6mph
NNW
Foggy
Humidity
99%
Feels like
15°F
Dew Point
22°F
6 AM
23°F
0%
5mph
N
Mostly Cloudy
Humidity
93%
Feels like
16°F
Dew Point
21°F
7 AM
23°F
0%
5mph
N
Mostly Cloudy
Humidity
90%
Feels like
16°F
Dew Point
20°F
7:02 AM
8 AM
24°F
0%
5mph
N
Mostly Cloudy
Humidity
87%
Feels like
17°F
Dew Point
21°F
9 AM
25°F
0%
5mph
N
Mostly Cloudy
Humidity
86%
Feels like
18°F
Dew Point
22°F
10 AM
26°F
0%
6mph
N
Mostly Cloudy
Humidity
83%
Feels like
20°F
Dew Point
22°F
11 AM
28°F
0%
6mph
N
Mostly Cloudy
Humidity
80%
Feels like
21°F
Dew Point
22°F
12 PM
28°F
0%
7mph
N
Mostly Cloudy
Humidity
74%
Feels like
21°F
Dew Point
21°F
1 PM
29°F
0%
7mph
N
Mostly Cloudy
Humidity
69%
Feels like
21°F
Dew Point
20°F
2 PM
29°F
0%
8mph
N
Mostly Cloudy
Humidity
66%
Feels like
21°F
Dew Point
19°F
3 PM
28°F
0%
8mph
N
Mostly Cloudy
Humidity
64%
Feels like
19°F
Dew Point
17°F
4 PM
26°F
0%
9mph
N
Cloudy
Humidity
69%
Feels like
16°F
Dew Point
17°F
4:37 PM
5 PM
24°F
0%
10mph
N
Cloudy
Humidity
75%
Feels like
14°F
Dew Point
17°F
6 PM
23°F
10%
11mph
N
Cloudy
Humidity
79%
Feels like
12°F
Dew Point
17°F
7 PM
22°F
10%
12mph
N
Cloudy
Humidity
72%
Feels like
11°F
Dew Point
15°F
8 PM
23°F
10%
13mph
N
Cloudy
Humidity
66%
Feels like
11°F
Dew Point
13°F
9 PM
23°F
10%
13mph
N
Mostly Cloudy
Humidity
62%
Feels like
10°F
Dew Point
12°F
10 PM
22°F
10%
13mph
NNW
Partly Cloudy
Humidity
60%
Feels like
10°F
Dew Point
10°F
11 PM
21°F
10%
14mph
NNW
Partly Cloudy
Humidity
56%
Feels like
8°F
Dew Point
8°F

Snow and ice forecast through Friday A.M.

Multiple Snow Threats Across the Northern U.S.

Multiple systems will bring snow across the Northern U.S. through the end of the week.

Rainfall Forecast for Northwest through Friday A.M.

Unrelenting Rains Soak the Northwest

Thursday's Weather Outlook

Thursday'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

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

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Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide