Hourly Weather Forecast - Glen Carbon, IL

1 AM
66°F
0%
3mph
ENE
Mostly Clear
Humidity
57%
Feels like
66°F
Dew Point
50°F
2 AM
63°F
0%
3mph
E
Clear
Humidity
61%
Feels like
63°F
Dew Point
49°F
3 AM
60°F
0%
3mph
E
Clear
Humidity
66%
Feels like
60°F
Dew Point
49°F
4 AM
58°F
0%
3mph
E
Mostly Clear
Humidity
71%
Feels like
58°F
Dew Point
49°F
5 AM
56°F
0%
3mph
E
Partly Cloudy
Humidity
76%
Feels like
56°F
Dew Point
48°F
6 AM
55°F
0%
3mph
E
Partly Cloudy
Humidity
79%
Feels like
55°F
Dew Point
48°F
7 AM
55°F
0%
3mph
E
Clear
Humidity
77%
Feels like
55°F
Dew Point
48°F
7:02 AM
8 AM
58°F
0%
3mph
ESE
Mostly Sunny
Humidity
77%
Feels like
58°F
Dew Point
51°F
9 AM
62°F
0%
3mph
ESE
Sunny
Humidity
71%
Feels like
62°F
Dew Point
53°F
10 AM
67°F
0%
2mph
ESE
Sunny
Humidity
65%
Feels like
67°F
Dew Point
55°F
11 AM
70°F
0%
2mph
SE
Sunny
Humidity
59%
Feels like
70°F
Dew Point
55°F
12 PM
74°F
0%
2mph
SSE
Sunny
Humidity
57%
Feels like
74°F
Dew Point
57°F
1 PM
76°F
0%
2mph
SSE
Sunny
Humidity
51%
Feels like
76°F
Dew Point
57°F
2 PM
79°F
0%
2mph
S
Sunny
Humidity
49%
Feels like
79°F
Dew Point
58°F
3 PM
81°F
0%
2mph
S
Sunny
Humidity
43%
Feels like
81°F
Dew Point
57°F
4 PM
82°F
0%
3mph
SSW
Sunny
Humidity
41%
Feels like
81°F
Dew Point
56°F
5 PM
80°F
0%
3mph
S
Sunny
Humidity
42%
Feels like
80°F
Dew Point
55°F
6 PM
78°F
0%
3mph
S
Sunny
Humidity
47%
Feels like
78°F
Dew Point
56°F
7 PM
75°F
0%
4mph
S
Sunny
Humidity
54%
Feels like
75°F
Dew Point
57°F
7:12 PM
8 PM
72°F
0%
4mph
S
Clear
Humidity
61%
Feels like
72°F
Dew Point
58°F
9 PM
70°F
0%
5mph
S
Clear
Humidity
65%
Feels like
70°F
Dew Point
58°F
10 PM
69°F
0%
6mph
S
Clear
Humidity
69%
Feels like
69°F
Dew Point
58°F
11 PM
68°F
0%
6mph
S
Clear
Humidity
72%
Feels like
68°F
Dew Point
58°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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