Hourly Weather Forecast - South Chicago Heights, IL

12 AM
40°F
30%
9mph
NNE
30% Chance Rain Showers
Humidity
82%
Feels like
35°F
Dew Point
35°F
1 AM
39°F
30%
9mph
NNE
30% Chance Rain Showers
Humidity
80%
Feels like
33°F
Dew Point
33°F
2 AM
38°F
20%
10mph
NNE
Partly Cloudy
Humidity
79%
Feels like
31°F
Dew Point
32°F
3 AM
36°F
20%
10mph
NNE
Partly Cloudy
Humidity
78%
Feels like
29°F
Dew Point
30°F
4 AM
35°F
20%
10mph
NNE
Partly Cloudy
Humidity
74%
Feels like
28°F
Dew Point
28°F
5 AM
34°F
20%
10mph
NNE
Partly Cloudy
Humidity
73%
Feels like
27°F
Dew Point
26°F
6 AM
33°F
20%
9mph
NNE
Mostly Cloudy
Humidity
74%
Feels like
26°F
Dew Point
26°F
6:42 AM
7 AM
33°F
20%
8mph
NNE
Mostly Cloudy
Humidity
74%
Feels like
27°F
Dew Point
26°F
8 AM
34°F
20%
8mph
NNE
Partly Cloudy
Humidity
69%
Feels like
27°F
Dew Point
25°F
9 AM
36°F
20%
7mph
NNE
Mostly Sunny
Humidity
65%
Feels like
30°F
Dew Point
25°F
10 AM
37°F
10%
7mph
NNE
Sunny
Humidity
60%
Feels like
32°F
Dew Point
25°F
11 AM
39°F
10%
7mph
NNE
Sunny
Humidity
57%
Feels like
34°F
Dew Point
25°F
12 PM
41°F
10%
8mph
NNE
Sunny
Humidity
54%
Feels like
36°F
Dew Point
25°F
1 PM
42°F
10%
8mph
N
Mostly Sunny
Humidity
50%
Feels like
37°F
Dew Point
25°F
2 PM
42°F
10%
8mph
N
Partly Cloudy
Humidity
48%
Feels like
38°F
Dew Point
24°F
3 PM
42°F
10%
8mph
N
Partly Cloudy
Humidity
45%
Feels like
37°F
Dew Point
22°F

Today's High Temperature Outlook

Early Spring Heat Wave Zaps Southwest

Much of the Southwest will observe record-breaking heat through the weekend, with high temperatures reminiscent of mid-summer!

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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