Hourly Weather Forecast - Granite City, IL

12 AM
37°F
80%
8mph
ENE
80% Chance of Rain
Humidity
71%
Feels like
30°F
Dew Point
28°F
1 AM
36°F
70%
8mph
ENE
70% Chance of Rain
Humidity
73%
Feels like
30°F
Dew Point
29°F
2 AM
36°F
60%
7mph
ENE
60% Chance of Rain
Humidity
74%
Feels like
30°F
Dew Point
29°F
3 AM
37°F
40%
7mph
E
40% Chance of Light Rain
Humidity
75%
Feels like
31°F
Dew Point
29°F
4 AM
37°F
30%
7mph
ENE
30% Chance of Light Rain
Humidity
74%
Feels like
32°F
Dew Point
30°F
5 AM
38°F
30%
7mph
ENE
30% Chance of Light Rain
Humidity
73%
Feels like
33°F
Dew Point
30°F
6 AM
39°F
30%
7mph
ENE
30% Chance of Light Rain
Humidity
71%
Feels like
34°F
Dew Point
31°F
6:31 AM
7 AM
41°F
10%
7mph
ENE
Mostly Cloudy
Humidity
69%
Feels like
36°F
Dew Point
31°F
8 AM
42°F
10%
7mph
ENE
Cloudy
Humidity
66%
Feels like
38°F
Dew Point
32°F
9 AM
44°F
10%
7mph
E
Cloudy
Humidity
63%
Feels like
40°F
Dew Point
32°F
10 AM
45°F
0%
7mph
E
Cloudy
Humidity
61%
Feels like
41°F
Dew Point
32°F
11 AM
47°F
0%
7mph
ENE
Cloudy
Humidity
58%
Feels like
43°F
Dew Point
33°F
12 PM
48°F
0%
6mph
ENE
Cloudy
Humidity
56%
Feels like
45°F
Dew Point
33°F
1 PM
49°F
0%
6mph
ENE
Cloudy
Humidity
55%
Feels like
47°F
Dew Point
33°F
2 PM
50°F
0%
5mph
E
Cloudy
Humidity
54%
Feels like
48°F
Dew Point
34°F
3 PM
50°F
0%
4mph
E
Cloudy
Humidity
55%
Feels like
48°F
Dew Point
34°F
4 PM
49°F
0%
4mph
E
Cloudy
Humidity
56%
Feels like
48°F
Dew Point
34°F
5 PM
48°F
0%
4mph
E
Cloudy
Humidity
59%
Feels like
47°F
Dew Point
34°F
5:54 PM
6 PM
47°F
0%
3mph
E
Cloudy
Humidity
62%
Feels like
46°F
Dew Point
35°F
7 PM
46°F
0%
3mph
E
Cloudy
Humidity
65%
Feels like
45°F
Dew Point
35°F
8 PM
45°F
0%
3mph
E
Cloudy
Humidity
68%
Feels like
44°F
Dew Point
35°F
9 PM
44°F
0%
3mph
E
Cloudy
Humidity
71%
Feels like
43°F
Dew Point
36°F
10 PM
44°F
0%
3mph
ESE
Cloudy
Humidity
74%
Feels like
44°F
Dew Point
36°F
11 PM
44°F
0%
2mph
ESE
Mostly Cloudy
Humidity
76%
Feels like
44°F
Dew Point
37°F

Snow and Ice Accumulations through Tuesday AM

Wintry Disturbance Bisects U.S. Mid-Latitudes

A wintry disturbance will bring icing and light snow from the central Plains tonight through the Northeast on Tuesday.

Today's Weather Outlook

Monday's Weather Outlook

Weekly Drought Map for February 26, 2026

Widespread Drought Degradation For South, Southeast; Mixed Results Elsewhere

Debris flies through the air as howling winds accompanied by a line of storms approach the old Tarrant County Courthouse in downtown Fort Worth, Texas, on March 2, 2023. (Tom Fox/The Dallas Morning News via AP)

Lightning Season Rapidly Approaching: Best Safety Practices

Rocky Mountain National Park at day in December. (NPS Natural Resources/Wikimedia Commons)

Snowmelt and Flooding

U.S. Route 52 near St. Donatus between Bellevue and Dubuque, Iowa. (Tony Webster from Portland, Oregon)

Winter Weather Driving Safety Tips

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