Hourly Weather Forecast - Round Lake Park, IL

10 AM
30°F
70%
15mph
NNW
70% Chance of Snow
Humidity
90%
Feels like
19°F
Dew Point
27°F
11 AM
29°F
70%
15mph
NNW
70% Chance Snow Showers
Humidity
86%
Feels like
18°F
Dew Point
25°F
12 PM
28°F
10%
15mph
NNW
Mostly Cloudy
Humidity
82%
Feels like
17°F
Dew Point
24°F
1 PM
28°F
10%
14mph
NNW
Cloudy
Humidity
79%
Feels like
17°F
Dew Point
22°F
2 PM
27°F
10%
13mph
NNW
Partly Cloudy
Humidity
78%
Feels like
16°F
Dew Point
21°F
3 PM
27°F
10%
12mph
NNW
Partly Cloudy
Humidity
78%
Feels like
16°F
Dew Point
21°F
4 PM
26°F
10%
11mph
NNW
Partly Cloudy
Humidity
79%
Feels like
16°F
Dew Point
21°F
4:19 PM
5 PM
26°F
10%
9mph
NW
Mostly Cloudy
Humidity
80%
Feels like
17°F
Dew Point
21°F
6 PM
26°F
10%
8mph
NW
Cloudy
Humidity
80%
Feels like
18°F
Dew Point
21°F
7 PM
26°F
10%
8mph
NW
Cloudy
Humidity
81%
Feels like
17°F
Dew Point
21°F
8 PM
26°F
10%
7mph
NW
Cloudy
Humidity
81%
Feels like
17°F
Dew Point
21°F
9 PM
25°F
10%
7mph
NW
Mostly Cloudy
Humidity
81%
Feels like
17°F
Dew Point
20°F
10 PM
25°F
10%
7mph
NW
Mostly Cloudy
Humidity
81%
Feels like
17°F
Dew Point
20°F
11 PM
24°F
10%
7mph
NW
Mostly Cloudy
Humidity
82%
Feels like
16°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