Hourly Weather Forecast - Deer Park, IL

12 AM
20°F
20%
23mph
W
Windy
Humidity
58%
Feels like
3°F
Dew Point
7°F
1 AM
19°F
20%
23mph
WNW
Windy
Humidity
55%
Feels like
1°F
Dew Point
5°F
2 AM
18°F
20%
23mph
WNW
Windy
Humidity
55%
Feels like
0°F
Dew Point
4°F
3 AM
17°F
20%
22mph
WNW
Windy
Humidity
56%
Feels like
-1°F
Dew Point
4°F
4 AM
16°F
20%
21mph
WNW
Windy
Humidity
57%
Feels like
-1°F
Dew Point
4°F
5 AM
15°F
20%
21mph
WNW
Windy
Humidity
59%
Feels like
-2°F
Dew Point
4°F
6 AM
15°F
20%
20mph
WNW
Clear
Humidity
60%
Feels like
-3°F
Dew Point
3°F
7 AM
15°F
20%
19mph
WNW
Clear
Humidity
60%
Feels like
-2°F
Dew Point
4°F
7:17 AM
8 AM
15°F
20%
18mph
WNW
Sunny
Humidity
60%
Feels like
-1°F
Dew Point
4°F
9 AM
16°F
20%
16mph
WNW
Sunny
Humidity
62%
Feels like
1°F
Dew Point
6°F
10 AM
18°F
20%
15mph
WNW
Mostly Sunny
Humidity
61%
Feels like
4°F
Dew Point
7°F
11 AM
20°F
20%
13mph
WNW
Mostly Sunny
Humidity
57%
Feels like
6°F
Dew Point
7°F
12 PM
21°F
20%
12mph
W
Partly Cloudy
Humidity
53%
Feels like
9°F
Dew Point
7°F
1 PM
22°F
20%
11mph
W
Partly Cloudy
Humidity
51%
Feels like
12°F
Dew Point
7°F
2 PM
24°F
20%
10mph
W
Partly Cloudy
Humidity
50%
Feels like
13°F
Dew Point
8°F
3 PM
24°F
20%
9mph
WSW
Partly Cloudy
Humidity
49%
Feels like
15°F
Dew Point
8°F
4 PM
24°F
20%
8mph
SW
Partly Cloudy
Humidity
49%
Feels like
15°F
Dew Point
8°F
4:29 PM
5 PM
24°F
20%
8mph
SSW
Partly Cloudy
Humidity
52%
Feels like
15°F
Dew Point
8°F
6 PM
24°F
20%
8mph
S
Partly Cloudy
Humidity
54%
Feels like
15°F
Dew Point
10°F
7 PM
24°F
20%
9mph
SSE
Mostly Cloudy
Humidity
54%
Feels like
15°F
Dew Point
10°F
8 PM
25°F
20%
10mph
SSE
Mostly Cloudy
Humidity
55%
Feels like
15°F
Dew Point
11°F
9 PM
26°F
20%
11mph
SSE
Cloudy
Humidity
56%
Feels like
15°F
Dew Point
12°F
10 PM
26°F
20%
12mph
SSE
Mostly Cloudy
Humidity
59%
Feels like
16°F
Dew Point
14°F
11 PM
28°F
20%
13mph
S
Mostly Cloudy
Humidity
60%
Feels like
17°F
Dew Point
16°F

Rainfall and Snowfall Totals Through Thursday

Pineapple Express Slams Northwestern U.S.

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

Wednesday's Weather Outlook

Today'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

loading ad...

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide