Hourly Weather Forecast - Granite City, IL

12 AM
28°F
0%
4mph
SSW
Clear
Humidity
65%
Feels like
24°F
Dew Point
18°F
1 AM
28°F
0%
4mph
SSW
Clear
Humidity
66%
Feels like
24°F
Dew Point
18°F
2 AM
28°F
0%
4mph
SSW
Clear
Humidity
67%
Feels like
24°F
Dew Point
19°F
3 AM
28°F
0%
4mph
SSW
Clear
Humidity
68%
Feels like
24°F
Dew Point
19°F
4 AM
28°F
0%
4mph
SSW
Clear
Humidity
68%
Feels like
24°F
Dew Point
19°F
5 AM
29°F
0%
4mph
SSW
Clear
Humidity
67%
Feels like
24°F
Dew Point
19°F
6 AM
30°F
0%
4mph
SSW
Clear
Humidity
64%
Feels like
26°F
Dew Point
19°F
7 AM
32°F
0%
4mph
SSW
Clear
Humidity
64%
Feels like
28°F
Dew Point
21°F
7:11 AM
8 AM
34°F
0%
4mph
S
Sunny
Humidity
62%
Feels like
30°F
Dew Point
23°F
9 AM
37°F
0%
5mph
S
Sunny
Humidity
61%
Feels like
33°F
Dew Point
25°F
10 AM
40°F
0%
6mph
SSW
Sunny
Humidity
60%
Feels like
36°F
Dew Point
27°F
11 AM
43°F
0%
7mph
SSW
Sunny
Humidity
57%
Feels like
39°F
Dew Point
29°F
12 PM
46°F
0%
8mph
SSW
Sunny
Humidity
57%
Feels like
42°F
Dew Point
31°F
1 PM
47°F
0%
8mph
SSW
Sunny
Humidity
58%
Feels like
43°F
Dew Point
33°F
2 PM
47°F
0%
8mph
S
Sunny
Humidity
61%
Feels like
43°F
Dew Point
34°F
3 PM
46°F
0%
8mph
S
Sunny
Humidity
65%
Feels like
42°F
Dew Point
35°F
4 PM
45°F
0%
8mph
S
Mostly Sunny
Humidity
69%
Feels like
40°F
Dew Point
35°F
4:40 PM
5 PM
43°F
0%
8mph
S
Partly Cloudy
Humidity
72%
Feels like
39°F
Dew Point
35°F
6 PM
42°F
0%
7mph
S
Partly Cloudy
Humidity
76%
Feels like
37°F
Dew Point
35°F
7 PM
40°F
0%
7mph
SSW
Partly Cloudy
Humidity
79%
Feels like
36°F
Dew Point
35°F
8 PM
40°F
0%
6mph
SSW
Partly Cloudy
Humidity
82%
Feels like
35°F
Dew Point
35°F
9 PM
39°F
0%
6mph
SSW
Mostly Clear
Humidity
84%
Feels like
34°F
Dew Point
34°F
10 PM
39°F
0%
6mph
SSW
Mostly Clear
Humidity
88%
Feels like
34°F
Dew Point
35°F
11 PM
39°F
0%
6mph
SSW
Mostly Clear
Humidity
89%
Feels like
35°F
Dew Point
36°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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