Hourly Weather Forecast - Herrin, IL

4 AM
29°F
0%
10mph
SSW
Cloudy
Humidity
90%
Feels like
20°F
Dew Point
27°F
5 AM
30°F
0%
11mph
SSW
Cloudy
Humidity
93%
Feels like
20°F
Dew Point
28°F
6 AM
31°F
0%
12mph
SSW
Cloudy
Humidity
90%
Feels like
21°F
Dew Point
28°F
6:59 AM
7 AM
32°F
0%
12mph
SSW
Mostly Cloudy
Humidity
86%
Feels like
23°F
Dew Point
29°F
8 AM
35°F
0%
13mph
SSW
Partly Cloudy
Humidity
80%
Feels like
26°F
Dew Point
29°F
9 AM
38°F
0%
14mph
SSW
Mostly Sunny
Humidity
73%
Feels like
29°F
Dew Point
30°F
10 AM
40°F
0%
15mph
SSW
Mostly Sunny
Humidity
65%
Feels like
32°F
Dew Point
30°F
11 AM
43°F
0%
15mph
SSW
Mostly Sunny
Humidity
62%
Feels like
35°F
Dew Point
31°F
12 PM
44°F
0%
15mph
SSW
Mostly Sunny
Humidity
60%
Feels like
37°F
Dew Point
31°F
1 PM
46°F
0%
15mph
SSW
Partly Cloudy
Humidity
60%
Feels like
39°F
Dew Point
32°F
2 PM
46°F
0%
15mph
SSW
Mostly Sunny
Humidity
60%
Feels like
39°F
Dew Point
33°F
3 PM
45°F
0%
15mph
SSW
Mostly Sunny
Humidity
62%
Feels like
38°F
Dew Point
33°F
4 PM
44°F
0%
15mph
SSW
Partly Cloudy
Humidity
67%
Feels like
36°F
Dew Point
33°F
4:37 PM
5 PM
42°F
0%
16mph
SSW
Mostly Cloudy
Humidity
71%
Feels like
35°F
Dew Point
33°F
6 PM
42°F
0%
17mph
SSW
Mostly Cloudy
Humidity
73%
Feels like
34°F
Dew Point
34°F
7 PM
42°F
0%
18mph
SSW
Mostly Cloudy
Humidity
75%
Feels like
34°F
Dew Point
35°F
8 PM
42°F
0%
19mph
SSW
Partly Cloudy
Humidity
76%
Feels like
34°F
Dew Point
35°F
9 PM
42°F
0%
20mph
SSW
Partly Cloudy
Humidity
76%
Feels like
34°F
Dew Point
35°F
10 PM
43°F
0%
20mph
SSW
Mostly Cloudy
Humidity
75%
Feels like
34°F
Dew Point
36°F
11 PM
43°F
10%
19mph
SW
Cloudy
Humidity
75%
Feels like
35°F
Dew Point
36°F

Snow and ice forecast through Thursday A.M.

Snow Barrels Across the Northern U.S.

Low pressure will produce a swath of snow from Minnesota to Maine into Thursday.

Rainfall Forecast for Northwest through Thursday

Heavy, Flooding Rain Impacts the Northwest

Today's Weather Outlook

Today'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