Hourly Weather Forecast - Round Lake Park, IL

12 AM
37°F
0%
11mph
WSW
Cloudy
Humidity
93%
Feels like
30°F
Dew Point
35°F
1 AM
37°F
0%
11mph
WSW
Cloudy
Humidity
92%
Feels like
30°F
Dew Point
35°F
2 AM
37°F
0%
10mph
WSW
Cloudy
Humidity
91%
Feels like
30°F
Dew Point
35°F
3 AM
37°F
0%
10mph
W
Mostly Cloudy
Humidity
91%
Feels like
30°F
Dew Point
35°F
4 AM
36°F
0%
9mph
W
Mostly Cloudy
Humidity
87%
Feels like
29°F
Dew Point
33°F
5 AM
35°F
0%
9mph
W
Mostly Cloudy
Humidity
86%
Feels like
29°F
Dew Point
31°F
6 AM
35°F
0%
8mph
W
Mostly Cloudy
Humidity
83%
Feels like
28°F
Dew Point
30°F
7 AM
34°F
0%
6mph
WNW
Partly Cloudy
Humidity
82%
Feels like
28°F
Dew Point
29°F
7:15 AM
8 AM
33°F
0%
5mph
WNW
Partly Cloudy
Humidity
80%
Feels like
29°F
Dew Point
28°F
9 AM
33°F
0%
4mph
WNW
Partly Cloudy
Humidity
78%
Feels like
29°F
Dew Point
27°F
10 AM
33°F
0%
3mph
WNW
Partly Cloudy
Humidity
76%
Feels like
30°F
Dew Point
26°F
11 AM
34°F
0%
3mph
WNW
Partly Cloudy
Humidity
73%
Feels like
34°F
Dew Point
26°F
12 PM
34°F
0%
3mph
WNW
Partly Cloudy
Humidity
70%
Feels like
34°F
Dew Point
25°F
1 PM
34°F
0%
2mph
W
Mostly Cloudy
Humidity
70%
Feels like
34°F
Dew Point
26°F
2 PM
34°F
0%
2mph
SSW
Cloudy
Humidity
70%
Feels like
34°F
Dew Point
26°F
3 PM
34°F
0%
3mph
S
Cloudy
Humidity
73%
Feels like
34°F
Dew Point
26°F
4 PM
34°F
0%
3mph
S
Partly Cloudy
Humidity
74%
Feels like
31°F
Dew Point
26°F
4:21 PM
5 PM
33°F
0%
4mph
SSE
Mostly Clear
Humidity
78%
Feels like
29°F
Dew Point
27°F
6 PM
33°F
10%
6mph
SSE
Mostly Clear
Humidity
82%
Feels like
27°F
Dew Point
28°F
7 PM
32°F
10%
7mph
SSE
Mostly Clear
Humidity
85%
Feels like
26°F
Dew Point
28°F
8 PM
33°F
10%
8mph
SSE
Partly Cloudy
Humidity
87%
Feels like
26°F
Dew Point
29°F
9 PM
33°F
10%
9mph
SSE
Mostly Cloudy
Humidity
88%
Feels like
26°F
Dew Point
30°F
10 PM
35°F
10%
10mph
SSE
Cloudy
Humidity
89%
Feels like
27°F
Dew Point
31°F
11 PM
35°F
10%
11mph
S
Cloudy
Humidity
90%
Feels like
28°F
Dew Point
33°F

Wind chill temperatures Monday A.M.

Cold Weather Chills the Nation Down to the Gulf

In the path of a weak low-pressure system that brings snow to the Midwest and Northeast, extreme cold weather and brutally cold wind chill values will bring a bitter cold to much of the Nation.

Snowfall forecast through Sunday evening.

Snow Spreads Across the Ohio Valley into the Mid-Atlantic

Weekend Weather Outlook

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

Cold Air Damming - Cause And Effects

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