Hourly Weather Forecast - Belleville, IL

12 AM
10°F
0%
4mph
SE
Clear
Humidity
56%
Feels like
3°F
Dew Point
-2°F
1 AM
10°F
0%
4mph
SE
Clear
Humidity
55%
Feels like
3°F
Dew Point
-2°F
2 AM
11°F
0%
5mph
SE
Clear
Humidity
54%
Feels like
2°F
Dew Point
-3°F
3 AM
11°F
0%
5mph
SSE
Clear
Humidity
54%
Feels like
2°F
Dew Point
-3°F
4 AM
11°F
0%
5mph
SSE
Clear
Humidity
54%
Feels like
2°F
Dew Point
-2°F
5 AM
12°F
0%
6mph
SSE
Clear
Humidity
54%
Feels like
2°F
Dew Point
-2°F
6 AM
12°F
0%
6mph
SSE
Clear
Humidity
53%
Feels like
3°F
Dew Point
-1°F
7 AM
14°F
0%
7mph
SSE
Clear
Humidity
50%
Feels like
4°F
Dew Point
-1°F
7:10 AM
8 AM
17°F
0%
8mph
S
Mostly Sunny
Humidity
48%
Feels like
7°F
Dew Point
1°F
9 AM
20°F
0%
8mph
S
Mostly Sunny
Humidity
42%
Feels like
11°F
Dew Point
1°F
10 AM
24°F
0%
9mph
S
Partly Cloudy
Humidity
37%
Feels like
15°F
Dew Point
2°F
11 AM
28°F
0%
10mph
S
Partly Cloudy
Humidity
32%
Feels like
19°F
Dew Point
2°F
12 PM
32°F
0%
10mph
S
Partly Cloudy
Humidity
29%
Feels like
23°F
Dew Point
3°F
1 PM
35°F
0%
10mph
S
Mostly Cloudy
Humidity
27%
Feels like
27°F
Dew Point
4°F
2 PM
36°F
0%
9mph
S
Mostly Cloudy
Humidity
26%
Feels like
29°F
Dew Point
5°F
3 PM
37°F
0%
9mph
S
Cloudy
Humidity
28%
Feels like
30°F
Dew Point
6°F
4 PM
35°F
0%
8mph
S
Cloudy
Humidity
30%
Feels like
29°F
Dew Point
7°F
4:40 PM
5 PM
33°F
0%
7mph
S
Cloudy
Humidity
35%
Feels like
27°F
Dew Point
8°F
6 PM
31°F
0%
7mph
S
Cloudy
Humidity
39%
Feels like
25°F
Dew Point
9°F
7 PM
30°F
0%
6mph
S
Cloudy
Humidity
50%
Feels like
23°F
Dew Point
13°F
8 PM
29°F
10%
6mph
S
Cloudy
Humidity
52%
Feels like
23°F
Dew Point
13°F
9 PM
28°F
10%
6mph
S
Cloudy
Humidity
52%
Feels like
22°F
Dew Point
13°F
10 PM
28°F
10%
5mph
SSW
Cloudy
Humidity
53%
Feels like
22°F
Dew Point
13°F
11 PM
27°F
10%
4mph
SSW
Cloudy
Humidity
56%
Feels like
22°F
Dew Point
13°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