Hourly Weather Forecast - Lake Forest, IL

12 AM
25°F
20%
6mph
W
Mostly Cloudy
Humidity
75%
Feels like
18°F
Dew Point
19°F
1 AM
23°F
10%
6mph
WNW
Partly Cloudy
Humidity
75%
Feels like
16°F
Dew Point
16°F
2 AM
21°F
10%
5mph
WNW
Partly Cloudy
Humidity
75%
Feels like
14°F
Dew Point
14°F
3 AM
19°F
10%
5mph
WNW
Partly Cloudy
Humidity
76%
Feels like
11°F
Dew Point
12°F
4 AM
17°F
0%
5mph
WNW
Partly Cloudy
Humidity
75%
Feels like
9°F
Dew Point
10°F
5 AM
15°F
0%
5mph
WNW
Partly Cloudy
Humidity
75%
Feels like
7°F
Dew Point
8°F
6 AM
13°F
10%
5mph
W
Mostly Clear
Humidity
76%
Feels like
5°F
Dew Point
7°F
7 AM
12°F
0%
5mph
W
Mostly Clear
Humidity
76%
Feels like
4°F
Dew Point
6°F
7:13 AM
8 AM
11°F
0%
4mph
W
Sunny
Humidity
74%
Feels like
4°F
Dew Point
5°F
9 AM
12°F
0%
4mph
W
Sunny
Humidity
73%
Feels like
5°F
Dew Point
5°F
10 AM
14°F
0%
4mph
W
Mostly Sunny
Humidity
71%
Feels like
7°F
Dew Point
6°F
11 AM
16°F
0%
4mph
W
Partly Cloudy
Humidity
69%
Feels like
8°F
Dew Point
7°F
12 PM
17°F
0%
4mph
W
Partly Cloudy
Humidity
69%
Feels like
10°F
Dew Point
9°F
1 PM
18°F
0%
4mph
W
Partly Cloudy
Humidity
69%
Feels like
11°F
Dew Point
9°F
2 PM
18°F
0%
4mph
W
Partly Cloudy
Humidity
70%
Feels like
11°F
Dew Point
10°F
3 PM
18°F
0%
4mph
W
Partly Cloudy
Humidity
72%
Feels like
11°F
Dew Point
10°F
4 PM
18°F
0%
4mph
W
Partly Cloudy
Humidity
74%
Feels like
11°F
Dew Point
11°F
4:52 PM
5 PM
18°F
0%
3mph
WSW
Partly Cloudy
Humidity
73%
Feels like
13°F
Dew Point
11°F
6 PM
19°F
0%
3mph
WSW
Partly Cloudy
Humidity
67%
Feels like
19°F
Dew Point
10°F
7 PM
19°F
0%
3mph
W
Partly Cloudy
Humidity
66%
Feels like
19°F
Dew Point
10°F
8 PM
18°F
0%
3mph
W
Mostly Cloudy
Humidity
67%
Feels like
18°F
Dew Point
9°F
9 PM
17°F
0%
3mph
W
Mostly Cloudy
Humidity
69%
Feels like
12°F
Dew Point
9°F
10 PM
15°F
10%
4mph
WNW
Partly Cloudy
Humidity
71%
Feels like
10°F
Dew Point
8°F
11 PM
14°F
10%
4mph
WNW
Partly Cloudy
Humidity
69%
Feels like
7°F
Dew Point
6°F

Snow Forecast through Sunday

Unrelenting Storm Track Brings Snow to Great Lakes & Eastern U.S.

Two main areas of low pressure will produce snow in the Upper Midwest, Great Lakes and Eastern U.S.

Monday's Weather Outlook

Today's Weather Outlook

Weekly Drought Map for January 15, 2026

Active Weather Creates Mix of Improvements, Degradations to Drought Depiction

Vehicle driving in wintry conditions

Prepare Your Car for Cold Weather

(Image provided by NOAA)

Polar Vortex: What Is It?

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

Safety Tips For Icy Surfaces

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