Hourly Weather Forecast - Caseyville, IL

12 AM
11°F
0%
3mph
SSE
Clear
Humidity
66%
Feels like
5°F
Dew Point
2°F
1 AM
11°F
0%
4mph
SSE
Clear
Humidity
64%
Feels like
4°F
Dew Point
1°F
2 AM
11°F
0%
4mph
S
Clear
Humidity
61%
Feels like
3°F
Dew Point
1°F
3 AM
12°F
0%
5mph
S
Clear
Humidity
59%
Feels like
3°F
Dew Point
0°F
4 AM
12°F
0%
6mph
S
Clear
Humidity
56%
Feels like
2°F
Dew Point
-1°F
5 AM
13°F
0%
7mph
S
Clear
Humidity
53%
Feels like
3°F
Dew Point
-1°F
6 AM
14°F
0%
7mph
S
Clear
Humidity
49%
Feels like
3°F
Dew Point
-2°F
7 AM
16°F
0%
8mph
S
Clear
Humidity
44%
Feels like
5°F
Dew Point
-2°F
7:10 AM
8 AM
18°F
0%
9mph
S
Sunny
Humidity
40%
Feels like
7°F
Dew Point
-2°F
9 AM
21°F
0%
9mph
S
Sunny
Humidity
36%
Feels like
11°F
Dew Point
-2°F
10 AM
25°F
0%
10mph
SSW
Sunny
Humidity
32%
Feels like
15°F
Dew Point
-1°F
11 AM
29°F
0%
10mph
SSW
Sunny
Humidity
29%
Feels like
19°F
Dew Point
1°F
12 PM
32°F
0%
10mph
SSW
Sunny
Humidity
27%
Feels like
24°F
Dew Point
2°F
1 PM
35°F
0%
9mph
SSW
Sunny
Humidity
26%
Feels like
28°F
Dew Point
4°F
2 PM
37°F
0%
9mph
SSW
Sunny
Humidity
27%
Feels like
30°F
Dew Point
6°F
3 PM
37°F
0%
8mph
SSW
Sunny
Humidity
29%
Feels like
31°F
Dew Point
7°F
4 PM
35°F
0%
6mph
SSW
Sunny
Humidity
32%
Feels like
30°F
Dew Point
8°F
4:39 PM
5 PM
33°F
0%
5mph
SSW
Clear
Humidity
36%
Feels like
28°F
Dew Point
10°F
6 PM
31°F
0%
4mph
S
Clear
Humidity
41%
Feels like
27°F
Dew Point
11°F
7 PM
30°F
0%
4mph
SSW
Clear
Humidity
45%
Feels like
26°F
Dew Point
11°F
8 PM
29°F
0%
4mph
SSW
Clear
Humidity
48%
Feels like
24°F
Dew Point
12°F
9 PM
28°F
0%
4mph
SSW
Clear
Humidity
51%
Feels like
23°F
Dew Point
12°F
10 PM
27°F
0%
4mph
SSW
Clear
Humidity
54%
Feels like
22°F
Dew Point
13°F
11 PM
27°F
0%
4mph
SSW
Clear
Humidity
56%
Feels like
22°F
Dew Point
13°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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