Hourly Weather Forecast - Glen Carbon, IL

12 AM
48°F
10%
2mph
SSE
Mostly Clear
Humidity
73%
Feels like
48°F
Dew Point
40°F
1 AM
46°F
10%
2mph
SSE
Mostly Clear
Humidity
78%
Feels like
46°F
Dew Point
40°F
2 AM
45°F
10%
2mph
SSE
Partly Cloudy
Humidity
81%
Feels like
45°F
Dew Point
40°F
3 AM
43°F
10%
2mph
SSE
Partly Cloudy
Humidity
85%
Feels like
43°F
Dew Point
39°F
4 AM
42°F
10%
2mph
SSE
Mostly Cloudy
Humidity
90%
Feels like
42°F
Dew Point
39°F
5 AM
40°F
10%
2mph
SSE
Partly Cloudy
Humidity
96%
Feels like
40°F
Dew Point
39°F
6 AM
40°F
10%
2mph
SSE
Partly Cloudy
Humidity
95%
Feels like
40°F
Dew Point
38°F
6:55 AM
7 AM
42°F
10%
2mph
SSE
Partly Cloudy
Humidity
88%
Feels like
42°F
Dew Point
39°F
8 AM
47°F
10%
2mph
SSE
Partly Cloudy
Humidity
80%
Feels like
47°F
Dew Point
41°F
9 AM
53°F
10%
3mph
SSE
Partly Cloudy
Humidity
71%
Feels like
53°F
Dew Point
43°F
10 AM
57°F
10%
4mph
SSE
Partly Cloudy
Humidity
64%
Feels like
57°F
Dew Point
45°F
11 AM
60°F
10%
4mph
SSE
Partly Cloudy
Humidity
57%
Feels like
60°F
Dew Point
45°F
12 PM
63°F
10%
5mph
SSE
Partly Cloudy
Humidity
54%
Feels like
63°F
Dew Point
46°F
1 PM
65°F
10%
6mph
SSE
Partly Cloudy
Humidity
50%
Feels like
65°F
Dew Point
46°F
2 PM
67°F
10%
6mph
SSE
Partly Cloudy
Humidity
49%
Feels like
67°F
Dew Point
47°F
3 PM
68°F
0%
7mph
SSE
Mostly Sunny
Humidity
48%
Feels like
68°F
Dew Point
47°F
4 PM
68°F
0%
7mph
SSE
Mostly Sunny
Humidity
47%
Feels like
68°F
Dew Point
47°F
5 PM
67°F
0%
7mph
SSE
Mostly Sunny
Humidity
50%
Feels like
67°F
Dew Point
47°F
6 PM
65°F
0%
6mph
SSE
Sunny
Humidity
55%
Feels like
65°F
Dew Point
48°F
7 PM
62°F
0%
6mph
SSE
Sunny
Humidity
62%
Feels like
62°F
Dew Point
49°F
7:16 PM
8 PM
61°F
0%
6mph
SSE
Clear
Humidity
68%
Feels like
61°F
Dew Point
50°F
9 PM
60°F
0%
6mph
SSE
Clear
Humidity
71%
Feels like
60°F
Dew Point
50°F
10 PM
59°F
0%
6mph
SSE
Clear
Humidity
74%
Feels like
59°F
Dew Point
51°F
11 PM
58°F
30%
6mph
S
30% Chance Rain Showers
Humidity
77%
Feels like
58°F
Dew Point
51°F

Saturday's High Temperature Outlook

Scorching Heat Continues Across the Southwest

Dozens of record high temperatures will be challenged or shattered across the Southwest today.

Weekend Weather Outlook

Weekend Weather Outlook

Weekly Drought Map for March 19, 2026

Active Weather, Drought Improvements for Eastern Half; Drying Persists Elsewhere

(Image provided by Pixabay.com)

Lightning Safety

A tree knocked over after a storm produced high winds. (provided by PublicDomainPictures via Pixabay.com)

Strong Winds in the Springtime

Story image: WeatherBug user Pat S. captures a plant blooming in Columbia, Md., on February 24, 2017.

When Does Spring Begin?

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