Hourly Weather Forecast - Herrin, IL

12 AM
30°F
0%
9mph
SSE
Mostly Clear
Humidity
69%
Feels like
21°F
Dew Point
21°F
1 AM
30°F
0%
9mph
SSE
Mostly Clear
Humidity
69%
Feels like
22°F
Dew Point
21°F
2 AM
30°F
10%
9mph
S
Clear
Humidity
69%
Feels like
22°F
Dew Point
22°F
3 AM
31°F
10%
10mph
S
Clear
Humidity
70%
Feels like
23°F
Dew Point
22°F
4 AM
32°F
10%
10mph
S
Clear
Humidity
70%
Feels like
23°F
Dew Point
23°F
5 AM
32°F
10%
11mph
S
Mostly Clear
Humidity
71%
Feels like
23°F
Dew Point
24°F
6 AM
33°F
10%
11mph
S
Mostly Clear
Humidity
70%
Feels like
24°F
Dew Point
24°F
7 AM
35°F
10%
11mph
S
Mostly Clear
Humidity
69%
Feels like
26°F
Dew Point
26°F
7:07 AM
8 AM
38°F
10%
12mph
S
Sunny
Humidity
65%
Feels like
31°F
Dew Point
28°F
9 AM
42°F
10%
13mph
S
Sunny
Humidity
62%
Feels like
35°F
Dew Point
30°F
10 AM
45°F
10%
14mph
S
Sunny
Humidity
59%
Feels like
39°F
Dew Point
32°F

Wind chill temperatures Monday A.M.

Cold Weather Chills the Nation Down to the Gulf

Extreme cold paired with their wind chill values will shiver much of the nation.

Snowfall forecast through Monday evening.

Mid-Atlantic, Great Lakes Snow Piles Up

Sunday Weather Outlook

Today's Weather Outlook

How to Measure Snow via NWS

How To Measure Snow

Weekly Drought Map for December 11, 2025

Hit-or-Miss Precipitation Leads to Mixed Drought Results

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

Cold Air Damming - Cause And Effects

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