Hourly Weather Forecast - Cahokia, IL

12 AM
31°F
0%
9mph
NW
Mostly Cloudy
Humidity
70%
Feels like
24°F
Dew Point
23°F
1 AM
31°F
0%
9mph
NW
Mostly Cloudy
Humidity
70%
Feels like
23°F
Dew Point
22°F
2 AM
29°F
0%
8mph
NW
Partly Cloudy
Humidity
69%
Feels like
22°F
Dew Point
21°F
3 AM
29°F
0%
7mph
NW
Mostly Cloudy
Humidity
70%
Feels like
22°F
Dew Point
20°F
4 AM
28°F
0%
6mph
NW
Mostly Cloudy
Humidity
70%
Feels like
21°F
Dew Point
19°F
5 AM
27°F
0%
6mph
NW
Mostly Cloudy
Humidity
70%
Feels like
21°F
Dew Point
19°F
6 AM
27°F
0%
5mph
NW
Mostly Cloudy
Humidity
71%
Feels like
21°F
Dew Point
19°F
7 AM
28°F
0%
4mph
NW
Mostly Cloudy
Humidity
68%
Feels like
24°F
Dew Point
19°F
7:08 AM
8 AM
29°F
10%
3mph
WNW
Mostly Cloudy
Humidity
67%
Feels like
29°F
Dew Point
20°F
9 AM
31°F
10%
3mph
WNW
Mostly Cloudy
Humidity
62%
Feels like
31°F
Dew Point
20°F
10 AM
33°F
10%
3mph
SW
Mostly Cloudy
Humidity
58%
Feels like
33°F
Dew Point
20°F
11 AM
34°F
10%
3mph
SSW
Cloudy
Humidity
54%
Feels like
31°F
Dew Point
19°F
12 PM
36°F
0%
4mph
S
Cloudy
Humidity
51%
Feels like
32°F
Dew Point
20°F
1 PM
37°F
0%
5mph
S
Cloudy
Humidity
50%
Feels like
33°F
Dew Point
20°F
2 PM
38°F
10%
5mph
SSE
Cloudy
Humidity
51%
Feels like
34°F
Dew Point
22°F
3 PM
38°F
10%
6mph
SE
Cloudy
Humidity
53%
Feels like
34°F
Dew Point
23°F
4 PM
38°F
10%
8mph
SE
Cloudy
Humidity
58%
Feels like
33°F
Dew Point
24°F
4:39 PM
5 PM
37°F
20%
8mph
SE
Cloudy
Humidity
62%
Feels like
31°F
Dew Point
25°F
6 PM
37°F
10%
9mph
SE
Cloudy
Humidity
64%
Feels like
30°F
Dew Point
26°F
7 PM
37°F
10%
10mph
SSE
Cloudy
Humidity
66%
Feels like
30°F
Dew Point
27°F
8 PM
37°F
10%
10mph
SSE
Cloudy
Humidity
67%
Feels like
30°F
Dew Point
27°F
9 PM
37°F
10%
10mph
SSE
Cloudy
Humidity
67%
Feels like
30°F
Dew Point
27°F
10 PM
37°F
10%
9mph
SSE
Mostly Cloudy
Humidity
69%
Feels like
31°F
Dew Point
28°F
11 PM
37°F
10%
9mph
SSE
Partly Cloudy
Humidity
72%
Feels like
31°F
Dew Point
29°F

Snow and ice forecast through Thursday A.M.

Snow Barrels Across the Northern U.S.

Low pressure will produce a swath of snow from Minnesota to Maine into Thursday.

Rainfall Forecast for Northwest through Thursday

Heavy Rain, Flooding Soaks The Northwest

Wednesday's Weather Outlook

Wednesday'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

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Traffic Cameras

Weather Cameras

Outdoor Sports Guide