Hourly Weather Forecast - South Chicago Heights, IL

12 AM
38°F
10%
5mph
S
Mostly Cloudy
Humidity
70%
Feels like
34°F
Dew Point
29°F
1 AM
38°F
10%
5mph
S
Partly Cloudy
Humidity
73%
Feels like
34°F
Dew Point
30°F
2 AM
38°F
10%
5mph
SSW
Partly Cloudy
Humidity
77%
Feels like
34°F
Dew Point
32°F
3 AM
38°F
10%
5mph
SSW
Partly Cloudy
Humidity
79%
Feels like
34°F
Dew Point
32°F
4 AM
38°F
10%
5mph
SSW
Partly Cloudy
Humidity
86%
Feels like
34°F
Dew Point
34°F
5 AM
37°F
10%
5mph
SSW
Partly Cloudy
Humidity
91%
Feels like
33°F
Dew Point
35°F
6 AM
36°F
10%
4mph
SSW
Partly Cloudy
Humidity
96%
Feels like
33°F
Dew Point
35°F
7 AM
36°F
30%
4mph
SSW
30% Chance Snow Showers
Humidity
90%
Feels like
33°F
Dew Point
34°F
7:14 AM
8 AM
37°F
30%
4mph
SSW
30% Chance of Light Rain
Humidity
89%
Feels like
34°F
Dew Point
34°F
9 AM
39°F
30%
5mph
SSW
30% Chance of Light Rain
Humidity
91%
Feels like
35°F
Dew Point
36°F
10 AM
40°F
30%
5mph
SW
30% Chance of Light Rain
Humidity
91%
Feels like
37°F
Dew Point
38°F
11 AM
41°F
30%
4mph
SW
30% Chance of Light Rain
Humidity
92%
Feels like
38°F
Dew Point
38°F
12 PM
41°F
30%
4mph
SW
30% Chance of Light Rain
Humidity
89%
Feels like
38°F
Dew Point
38°F
1 PM
42°F
30%
4mph
WSW
30% Chance of Light Rain
Humidity
88%
Feels like
39°F
Dew Point
38°F
2 PM
42°F
30%
4mph
WSW
30% Chance of Light Rain
Humidity
88%
Feels like
39°F
Dew Point
38°F
3 PM
41°F
30%
3mph
WSW
30% Chance of Light Rain
Humidity
89%
Feels like
39°F
Dew Point
38°F

Rainfall and Snowfall Totals Through Thursday

Flooding Rain, Heavy Snow and Winds Slam Northwest, North-Central U.S.

The atmospheric river this week will keep buffeting the Pacific Northwest with heavy rain, snow, and high winds.

Thursday's Weather Outlook

Thursday's Weather Outlook

How to Measure Snow via NWS

How To Measure Snow

Weekly Drought Map for December 11, 2025

Hit-or-Miss Precipitation Leads to Mixed Drought Results

A person standing in a snowy forest with their back to the camera. They are bundled up in a white hat and a brown jacket. (Image by StockSnap from Pixabay)

Common Cold Weather Illnesses

A strong cold-air-damming event from March 20, 2018.

Cold Air Damming - Cause And Effects

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