Hourly Weather Forecast - Round Lake, IL

12 AM
41°F
10%
4mph
NE
Partly Cloudy
Humidity
71%
Feels like
38°F
Dew Point
32°F
1 AM
40°F
10%
4mph
NE
Partly Cloudy
Humidity
76%
Feels like
37°F
Dew Point
33°F
2 AM
38°F
0%
4mph
NE
Partly Cloudy
Humidity
78%
Feels like
35°F
Dew Point
32°F
3 AM
37°F
0%
4mph
NE
Mostly Cloudy
Humidity
81%
Feels like
34°F
Dew Point
32°F
4 AM
36°F
10%
4mph
NE
Cloudy
Humidity
84%
Feels like
33°F
Dew Point
32°F
5 AM
35°F
10%
4mph
NE
Cloudy
Humidity
87%
Feels like
31°F
Dew Point
32°F
6 AM
35°F
10%
5mph
NE
Cloudy
Humidity
87%
Feels like
30°F
Dew Point
31°F
6:47 AM
7 AM
35°F
10%
5mph
NE
Cloudy
Humidity
85%
Feels like
31°F
Dew Point
31°F
8 AM
37°F
0%
6mph
ENE
Cloudy
Humidity
81%
Feels like
32°F
Dew Point
32°F
9 AM
40°F
0%
7mph
ENE
Cloudy
Humidity
75%
Feels like
35°F
Dew Point
32°F
10 AM
42°F
0%
7mph
E
Cloudy
Humidity
69%
Feels like
38°F
Dew Point
33°F
11 AM
45°F
0%
8mph
E
Mostly Cloudy
Humidity
64%
Feels like
40°F
Dew Point
33°F
12 PM
46°F
0%
8mph
ESE
Mostly Cloudy
Humidity
60%
Feels like
42°F
Dew Point
33°F
1 PM
47°F
10%
8mph
ESE
Mostly Cloudy
Humidity
58%
Feels like
44°F
Dew Point
34°F
2 PM
47°F
10%
8mph
ESE
Mostly Cloudy
Humidity
59%
Feels like
43°F
Dew Point
33°F
3 PM
46°F
10%
7mph
ESE
Mostly Cloudy
Humidity
62%
Feels like
42°F
Dew Point
33°F
4 PM
44°F
10%
7mph
ESE
Mostly Cloudy
Humidity
67%
Feels like
40°F
Dew Point
34°F
5 PM
43°F
20%
6mph
ESE
Mostly Cloudy
Humidity
70%
Feels like
39°F
Dew Point
34°F
6 PM
41°F
20%
6mph
ESE
Mostly Cloudy
Humidity
74%
Feels like
37°F
Dew Point
34°F
7 PM
40°F
20%
5mph
ESE
Mostly Cloudy
Humidity
76%
Feels like
36°F
Dew Point
33°F
7:10 PM
8 PM
39°F
30%
5mph
SE
30% Chance Rain Showers
Humidity
76%
Feels like
35°F
Dew Point
32°F
9 PM
38°F
30%
4mph
SE
30% Chance Rain Showers
Humidity
76%
Feels like
35°F
Dew Point
31°F
10 PM
39°F
30%
4mph
SE
30% Chance Rain Showers
Humidity
76%
Feels like
35°F
Dew Point
32°F
11 PM
39°F
30%
5mph
SSE
30% Chance Rain Showers
Humidity
77%
Feels like
35°F
Dew Point
33°F

Saturday's High Temperature Outlook

Scorching Heat Continues Across the Southwest

Dozens of record high temperatures will be challenged or shattered across the Southwest today.

Weekend Weather Outlook

Weekend Weather Outlook

Weekly Drought Map for March 19, 2026

Active Weather, Drought Improvements for Eastern Half; Drying Persists Elsewhere

(Image provided by Pixabay.com)

Lightning Safety

A tree knocked over after a storm produced high winds. (provided by PublicDomainPictures via Pixabay.com)

Strong Winds in the Springtime

Story image: WeatherBug user Pat S. captures a plant blooming in Columbia, Md., on February 24, 2017.

When Does Spring Begin?

loading ad...

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide