Hourly Weather Forecast - Lake Forest, IL

1 PM
64°F
0%
3mph
NW
Partly Cloudy
Humidity
59%
Feels like
64°F
Dew Point
49°F
2 PM
62°F
0%
2mph
NNW
Partly Cloudy
Humidity
61%
Feels like
62°F
Dew Point
49°F
3 PM
60°F
0%
3mph
NNE
Partly Cloudy
Humidity
63%
Feels like
60°F
Dew Point
48°F
4 PM
57°F
0%
3mph
NNE
Partly Cloudy
Humidity
67%
Feels like
57°F
Dew Point
46°F
5 PM
54°F
0%
2mph
NNE
Partly Cloudy
Humidity
70%
Feels like
54°F
Dew Point
45°F
6 PM
51°F
0%
2mph
NNE
Partly Cloudy
Humidity
75%
Feels like
51°F
Dew Point
43°F
7 PM
47°F
0%
2mph
NNE
Mostly Cloudy
Humidity
78%
Feels like
47°F
Dew Point
41°F
7:03 PM
8 PM
45°F
0%
1mph
NNE
Mostly Cloudy
Humidity
82%
Feels like
45°F
Dew Point
39°F
9 PM
43°F
0%
1mph
NNE
Mostly Cloudy
Humidity
84%
Feels like
43°F
Dew Point
38°F
10 PM
41°F
0%
1mph
NE
Mostly Cloudy
Humidity
86%
Feels like
41°F
Dew Point
37°F
11 PM
40°F
0%
0mph
NE
Mostly Cloudy
Humidity
85%
Feels like
40°F
Dew Point
36°F

Today's High Temperature Outlook

Dangerous 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?

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