Hourly Weather Forecast - Cahokia, IL

12 AM
28°F
0%
9mph
NNW
Partly Cloudy
Humidity
69%
Feels like
20°F
Dew Point
20°F
1 AM
28°F
0%
9mph
NNW
Partly Cloudy
Humidity
69%
Feels like
19°F
Dew Point
19°F
2 AM
27°F
0%
9mph
NNW
Partly Cloudy
Humidity
68%
Feels like
18°F
Dew Point
18°F
3 AM
27°F
0%
8mph
NNW
Mostly Clear
Humidity
66%
Feels like
18°F
Dew Point
17°F
4 AM
26°F
0%
8mph
NNW
Mostly Clear
Humidity
63%
Feels like
17°F
Dew Point
15°F
5 AM
25°F
0%
8mph
NNW
Partly Cloudy
Humidity
60%
Feels like
17°F
Dew Point
13°F
6 AM
25°F
0%
7mph
N
Mostly Cloudy
Humidity
57%
Feels like
16°F
Dew Point
12°F
7 AM
25°F
0%
7mph
N
Mostly Cloudy
Humidity
54%
Feels like
17°F
Dew Point
10°F
7:09 AM
8 AM
25°F
0%
7mph
N
Cloudy
Humidity
52%
Feels like
18°F
Dew Point
10°F
9 AM
26°F
0%
6mph
N
Cloudy
Humidity
49%
Feels like
19°F
Dew Point
10°F
10 AM
27°F
0%
6mph
NNE
Cloudy
Humidity
46%
Feels like
21°F
Dew Point
9°F
11 AM
28°F
10%
5mph
NNE
Cloudy
Humidity
44%
Feels like
22°F
Dew Point
9°F
12 PM
28°F
10%
5mph
NNE
Cloudy
Humidity
43%
Feels like
22°F
Dew Point
8°F
1 PM
28°F
10%
6mph
NNE
Cloudy
Humidity
44%
Feels like
22°F
Dew Point
9°F
2 PM
27°F
10%
6mph
NNE
Cloudy
Humidity
46%
Feels like
20°F
Dew Point
10°F
3 PM
26°F
10%
7mph
NNE
Cloudy
Humidity
51%
Feels like
18°F
Dew Point
10°F
4 PM
23°F
10%
7mph
NNE
Cloudy
Humidity
59%
Feels like
15°F
Dew Point
11°F
4:40 PM
5 PM
22°F
10%
8mph
NNE
Cloudy
Humidity
62%
Feels like
13°F
Dew Point
11°F
6 PM
22°F
10%
9mph
NNE
Cloudy
Humidity
63%
Feels like
12°F
Dew Point
11°F
7 PM
21°F
10%
9mph
N
Cloudy
Humidity
62%
Feels like
11°F
Dew Point
10°F
8 PM
20°F
10%
10mph
N
Cloudy
Humidity
63%
Feels like
9°F
Dew Point
10°F
9 PM
19°F
10%
10mph
N
Mostly Cloudy
Humidity
63%
Feels like
7°F
Dew Point
8°F
10 PM
18°F
10%
10mph
N
Partly Cloudy
Humidity
63%
Feels like
6°F
Dew Point
7°F
11 PM
17°F
10%
11mph
N
Mostly Clear
Humidity
63%
Feels like
4°F
Dew Point
6°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