Hourly Weather Forecast - Grant Park, IL

10 AM
35°F
70%
13mph
NW
70% Chance Frozen Mix
Humidity
88%
Feels like
26°F
Dew Point
32°F
11 AM
35°F
70%
14mph
NW
70% Chance Light Snow
Humidity
87%
Feels like
26°F
Dew Point
31°F
12 PM
34°F
70%
15mph
NNW
70% Chance of Flurries
Humidity
85%
Feels like
24°F
Dew Point
30°F
1 PM
33°F
10%
15mph
NNW
Cloudy
Humidity
83%
Feels like
23°F
Dew Point
28°F
2 PM
31°F
10%
14mph
NW
Mostly Cloudy
Humidity
81%
Feels like
21°F
Dew Point
26°F
3 PM
29°F
10%
13mph
NW
Partly Cloudy
Humidity
81%
Feels like
19°F
Dew Point
24°F
4 PM
28°F
10%
12mph
NW
Mostly Cloudy
Humidity
82%
Feels like
18°F
Dew Point
23°F
4:21 PM
5 PM
27°F
10%
11mph
NW
Mostly Cloudy
Humidity
81%
Feels like
17°F
Dew Point
22°F
6 PM
26°F
10%
9mph
NW
Mostly Cloudy
Humidity
80%
Feels like
17°F
Dew Point
21°F
7 PM
26°F
10%
9mph
NW
Mostly Cloudy
Humidity
81%
Feels like
17°F
Dew Point
21°F
8 PM
25°F
10%
8mph
NW
Mostly Cloudy
Humidity
83%
Feels like
17°F
Dew Point
21°F
9 PM
24°F
10%
6mph
NW
Mostly Cloudy
Humidity
85%
Feels like
17°F
Dew Point
20°F
10 PM
24°F
10%
6mph
NW
Mostly Cloudy
Humidity
85%
Feels like
17°F
Dew Point
20°F
11 PM
24°F
10%
6mph
NW
Mostly Cloudy
Humidity
84%
Feels like
17°F
Dew Point
19°F

Snow and ice forecast through Friday A.M.

Multiple Snow Threats Across the Northern U.S.

Multiple systems will bring snow across the Northern U.S. through the end of the week.

Rainfall Forecast for Northwest through Friday A.M.

Unrelenting Rains Soak the Northwest

Today's Weather Outlook

Today's Weather Outlook

Weekly Drought Map for December 4, 2025

Active Week of Weather Leads to Mixed Drought Results

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

Cold Air Damming - Cause And Effects

People skating on a frozen pond on a clear day. (Image by Q K from Pixabay)

Safety Tips For Icy Surfaces

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide