Hourly Weather Forecast - Collinsville, IL

12 AM
30°F
0%
7mph
NW
Mostly Cloudy
Humidity
74%
Feels like
24°F
Dew Point
23°F
1 AM
30°F
0%
7mph
NW
Mostly Cloudy
Humidity
74%
Feels like
23°F
Dew Point
23°F
2 AM
29°F
0%
6mph
NW
Mostly Cloudy
Humidity
74%
Feels like
23°F
Dew Point
22°F
3 AM
29°F
0%
6mph
NW
Mostly Cloudy
Humidity
74%
Feels like
23°F
Dew Point
21°F
4 AM
28°F
0%
4mph
NW
Mostly Cloudy
Humidity
74%
Feels like
23°F
Dew Point
21°F
5 AM
28°F
0%
3mph
NW
Mostly Cloudy
Humidity
73%
Feels like
24°F
Dew Point
20°F
6 AM
28°F
0%
2mph
NW
Mostly Cloudy
Humidity
72%
Feels like
28°F
Dew Point
20°F
7 AM
28°F
0%
1mph
NW
Mostly Cloudy
Humidity
71%
Feels like
28°F
Dew Point
20°F
7:07 AM
8 AM
29°F
10%
1mph
WNW
Mostly Cloudy
Humidity
68%
Feels like
29°F
Dew Point
20°F
9 AM
31°F
10%
0mph
WSW
Mostly Cloudy
Humidity
65%
Feels like
31°F
Dew Point
21°F
10 AM
33°F
10%
0mph
SW
Mostly Cloudy
Humidity
62%
Feels like
33°F
Dew Point
21°F
11 AM
34°F
10%
1mph
SW
Mostly Cloudy
Humidity
60%
Feels like
34°F
Dew Point
22°F
12 PM
35°F
10%
2mph
SSW
Mostly Cloudy
Humidity
58%
Feels like
35°F
Dew Point
22°F
1 PM
36°F
0%
2mph
S
Mostly Cloudy
Humidity
58%
Feels like
36°F
Dew Point
22°F
2 PM
37°F
0%
3mph
SSE
Cloudy
Humidity
58%
Feels like
34°F
Dew Point
23°F
3 PM
36°F
10%
4mph
SSE
Cloudy
Humidity
59%
Feels like
33°F
Dew Point
24°F
4 PM
36°F
30%
5mph
SSE
30% Chance Frozen Mix
Humidity
62%
Feels like
32°F
Dew Point
24°F
4:38 PM
5 PM
35°F
40%
6mph
SE
40% Chance of Light Rain
Humidity
67%
Feels like
30°F
Dew Point
25°F
6 PM
35°F
30%
7mph
SE
30% Chance of Light Rain
Humidity
71%
Feels like
29°F
Dew Point
26°F
7 PM
35°F
20%
8mph
SE
Mostly Cloudy
Humidity
73%
Feels like
28°F
Dew Point
27°F
8 PM
35°F
10%
8mph
SE
Mostly Cloudy
Humidity
74%
Feels like
28°F
Dew Point
27°F
9 PM
35°F
10%
8mph
SSE
Mostly Cloudy
Humidity
74%
Feels like
28°F
Dew Point
28°F
10 PM
35°F
10%
7mph
SSE
Mostly Cloudy
Humidity
75%
Feels like
29°F
Dew Point
28°F
11 PM
35°F
0%
6mph
SSE
Cloudy
Humidity
77%
Feels like
30°F
Dew Point
29°F

Snow and ice forecast through Friday A.M.

Multiple Snow Threats Across the Northern U.S.

Multiple systems will bring snow across the Northern U.S. through the end of the week.

Rainfall Forecast for Northwest through Friday A.M.

Unrelenting Rains Soak the Northwest

Today's Weather Outlook

Today's Weather Outlook

Weekly Drought Map for December 4, 2025

Active Week of Weather Leads to Mixed Drought Results

A strong cold-air-damming event from March 20, 2018.

Cold Air Damming - Cause And Effects

People skating on a frozen pond on a clear day. (Image by Q K from Pixabay)

Safety Tips For Icy Surfaces

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide