Hourly Weather Forecast - South Chicago Heights, IL

12 AM
27°F
0%
9mph
WNW
Clear
Humidity
56%
Feels like
18°F
Dew Point
13°F
1 AM
26°F
0%
9mph
WNW
Clear
Humidity
56%
Feels like
17°F
Dew Point
12°F
2 AM
25°F
0%
9mph
WNW
Clear
Humidity
56%
Feels like
16°F
Dew Point
12°F
3 AM
25°F
0%
9mph
WNW
Clear
Humidity
56%
Feels like
15°F
Dew Point
11°F
4 AM
24°F
0%
9mph
WNW
Clear
Humidity
54%
Feels like
15°F
Dew Point
10°F
5 AM
23°F
0%
8mph
WNW
Clear
Humidity
51%
Feels like
14°F
Dew Point
8°F
6 AM
22°F
0%
7mph
WNW
Clear
Humidity
52%
Feels like
13°F
Dew Point
7°F
7 AM
20°F
0%
6mph
WNW
Clear
Humidity
50%
Feels like
12°F
Dew Point
5°F
7:13 AM
8 AM
20°F
0%
6mph
WNW
Sunny
Humidity
49%
Feels like
12°F
Dew Point
4°F
9 AM
21°F
0%
5mph
WNW
Sunny
Humidity
50%
Feels like
14°F
Dew Point
5°F
10 AM
23°F
0%
4mph
WNW
Sunny
Humidity
48%
Feels like
17°F
Dew Point
6°F
11 AM
25°F
0%
4mph
WNW
Sunny
Humidity
43%
Feels like
20°F
Dew Point
6°F
12 PM
27°F
0%
4mph
WNW
Sunny
Humidity
41%
Feels like
22°F
Dew Point
6°F
1 PM
28°F
0%
3mph
WNW
Sunny
Humidity
39%
Feels like
24°F
Dew Point
7°F
2 PM
29°F
0%
3mph
WNW
Sunny
Humidity
39%
Feels like
29°F
Dew Point
7°F
3 PM
29°F
0%
2mph
WNW
Sunny
Humidity
41%
Feels like
29°F
Dew Point
8°F
4 PM
28°F
0%
2mph
WNW
Sunny
Humidity
43%
Feels like
28°F
Dew Point
8°F
4:23 PM
5 PM
27°F
0%
1mph
WNW
Clear
Humidity
47%
Feels like
27°F
Dew Point
10°F
6 PM
26°F
0%
1mph
WNW
Clear
Humidity
49%
Feels like
26°F
Dew Point
10°F
7 PM
26°F
0%
1mph
WSW
Mostly Clear
Humidity
52%
Feels like
26°F
Dew Point
11°F
8 PM
25°F
0%
1mph
S
Partly Cloudy
Humidity
54%
Feels like
25°F
Dew Point
11°F
9 PM
24°F
10%
1mph
SSE
Partly Cloudy
Humidity
56%
Feels like
24°F
Dew Point
11°F
10 PM
24°F
20%
1mph
SSE
Mostly Cloudy
Humidity
56%
Feels like
24°F
Dew Point
11°F
11 PM
24°F
30%
2mph
SSE
30% Chance of Flurries
Humidity
57%
Feels like
24°F
Dew Point
11°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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