Hourly Weather Forecast - Granite City, IL

12 AM
39°F
0%
5mph
SW
Mostly Clear
Humidity
88%
Feels like
35°F
Dew Point
36°F
1 AM
40°F
0%
5mph
SW
Partly Cloudy
Humidity
88%
Feels like
36°F
Dew Point
37°F
2 AM
40°F
0%
4mph
SW
Partly Cloudy
Humidity
88%
Feels like
37°F
Dew Point
37°F
3 AM
40°F
0%
3mph
SW
Mostly Cloudy
Humidity
89%
Feels like
37°F
Dew Point
37°F
4 AM
39°F
0%
3mph
WSW
Mostly Cloudy
Humidity
89%
Feels like
39°F
Dew Point
36°F
5 AM
39°F
0%
2mph
WSW
Partly Cloudy
Humidity
92%
Feels like
39°F
Dew Point
37°F
6 AM
38°F
0%
2mph
WSW
Partly Cloudy
Humidity
93%
Feels like
38°F
Dew Point
37°F
7 AM
39°F
0%
2mph
WSW
Partly Cloudy
Humidity
95%
Feels like
39°F
Dew Point
37°F
7:12 AM
8 AM
40°F
0%
2mph
WSW
Mostly Sunny
Humidity
89%
Feels like
40°F
Dew Point
37°F
9 AM
42°F
0%
2mph
WSW
Mostly Sunny
Humidity
87%
Feels like
42°F
Dew Point
38°F
10 AM
44°F
0%
1mph
SW
Sunny
Humidity
80%
Feels like
44°F
Dew Point
38°F
11 AM
47°F
0%
1mph
SSW
Mostly Sunny
Humidity
74%
Feels like
47°F
Dew Point
39°F
12 PM
48°F
0%
1mph
SSW
Mostly Sunny
Humidity
70%
Feels like
48°F
Dew Point
39°F
1 PM
49°F
0%
1mph
S
Mostly Sunny
Humidity
69%
Feels like
49°F
Dew Point
39°F
2 PM
49°F
0%
2mph
SSE
Mostly Sunny
Humidity
69%
Feels like
49°F
Dew Point
40°F
3 PM
49°F
0%
3mph
SSE
Sunny
Humidity
71%
Feels like
48°F
Dew Point
40°F
4 PM
47°F
0%
4mph
SSE
Sunny
Humidity
75%
Feels like
46°F
Dew Point
40°F
4:40 PM
5 PM
46°F
0%
5mph
SSE
Clear
Humidity
78%
Feels like
44°F
Dew Point
40°F
6 PM
45°F
0%
6mph
SSE
Mostly Clear
Humidity
82%
Feels like
42°F
Dew Point
40°F
7 PM
45°F
0%
7mph
SSE
Mostly Clear
Humidity
85%
Feels like
41°F
Dew Point
40°F
8 PM
44°F
0%
8mph
SSE
Partly Cloudy
Humidity
87%
Feels like
40°F
Dew Point
40°F
9 PM
44°F
0%
9mph
SSE
Mostly Cloudy
Humidity
87%
Feels like
39°F
Dew Point
41°F
10 PM
45°F
0%
9mph
SSE
Cloudy
Humidity
90%
Feels like
40°F
Dew Point
42°F
11 PM
46°F
0%
9mph
S
Cloudy
Humidity
91%
Feels like
41°F
Dew Point
43°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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