Hourly Weather Forecast - Caseyville, IL

12 AM
32°F
0%
9mph
S
Partly Cloudy
Humidity
71%
Feels like
24°F
Dew Point
23°F
1 AM
32°F
0%
9mph
S
Partly Cloudy
Humidity
71%
Feels like
24°F
Dew Point
24°F
2 AM
32°F
0%
9mph
S
Mostly Clear
Humidity
69%
Feels like
24°F
Dew Point
23°F
3 AM
33°F
10%
9mph
S
Partly Cloudy
Humidity
70%
Feels like
25°F
Dew Point
24°F
4 AM
33°F
10%
9mph
S
Partly Cloudy
Humidity
70%
Feels like
25°F
Dew Point
24°F
5 AM
33°F
10%
9mph
S
Partly Cloudy
Humidity
71%
Feels like
26°F
Dew Point
25°F
6 AM
34°F
10%
9mph
S
Partly Cloudy
Humidity
72%
Feels like
26°F
Dew Point
26°F
7 AM
35°F
10%
9mph
S
Partly Cloudy
Humidity
70%
Feels like
27°F
Dew Point
26°F
7:13 AM
8 AM
37°F
10%
10mph
S
Mostly Sunny
Humidity
70%
Feels like
30°F
Dew Point
28°F
9 AM
39°F
10%
10mph
S
Mostly Sunny
Humidity
68%
Feels like
33°F
Dew Point
30°F
10 AM
42°F
10%
11mph
S
Mostly Sunny
Humidity
67%
Feels like
36°F
Dew Point
32°F
11 AM
44°F
10%
11mph
S
Mostly Sunny
Humidity
68%
Feels like
39°F
Dew Point
35°F
12 PM
46°F
20%
11mph
SSW
Sunny
Humidity
70%
Feels like
41°F
Dew Point
37°F
1 PM
47°F
20%
11mph
SSW
Sunny
Humidity
73%
Feels like
42°F
Dew Point
38°F
2 PM
47°F
20%
10mph
SSW
Mostly Sunny
Humidity
75%
Feels like
42°F
Dew Point
39°F
3 PM
46°F
30%
9mph
SSW
30% Chance Rain Showers
Humidity
77%
Feels like
42°F
Dew Point
40°F
4 PM
46°F
30%
8mph
SSW
30% Chance Rain Showers
Humidity
80%
Feels like
42°F
Dew Point
40°F
4:41 PM
5 PM
46°F
30%
7mph
SSW
30% Chance Rain Showers
Humidity
79%
Feels like
43°F
Dew Point
40°F
6 PM
47°F
30%
6mph
SSW
30% Chance Rain Showers
Humidity
77%
Feels like
44°F
Dew Point
40°F
7 PM
48°F
30%
6mph
SSW
30% Chance Rain Showers
Humidity
75%
Feels like
45°F
Dew Point
40°F
8 PM
47°F
30%
6mph
SW
30% Chance Rain Showers
Humidity
77%
Feels like
45°F
Dew Point
40°F
9 PM
46°F
30%
6mph
SW
30% Chance Rain Showers
Humidity
79%
Feels like
43°F
Dew Point
40°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

Monday's Weather Outlook

Monday'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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