Hourly Weather Forecast - Crystal Lake, IL

12 AM
33°F
0%
7mph
NNE
Mostly Clear
Humidity
73%
Feels like
26°F
Dew Point
25°F
1 AM
32°F
0%
6mph
NNE
Clear
Humidity
74%
Feels like
26°F
Dew Point
24°F
2 AM
31°F
0%
6mph
NNE
Clear
Humidity
74%
Feels like
25°F
Dew Point
24°F
3 AM
30°F
0%
6mph
N
Clear
Humidity
75%
Feels like
24°F
Dew Point
23°F
4 AM
29°F
0%
5mph
N
Clear
Humidity
76%
Feels like
24°F
Dew Point
22°F
5 AM
28°F
0%
4mph
N
Clear
Humidity
78%
Feels like
23°F
Dew Point
22°F
6 AM
27°F
0%
3mph
N
Clear
Humidity
79%
Feels like
24°F
Dew Point
22°F
6:51 AM
7 AM
28°F
0%
3mph
N
Sunny
Humidity
75%
Feels like
28°F
Dew Point
21°F
8 AM
30°F
0%
3mph
N
Sunny
Humidity
70%
Feels like
27°F
Dew Point
22°F
9 AM
33°F
0%
4mph
N
Sunny
Humidity
62%
Feels like
30°F
Dew Point
21°F
10 AM
36°F
0%
4mph
N
Sunny
Humidity
55%
Feels like
33°F
Dew Point
22°F
11 AM
40°F
0%
4mph
N
Sunny
Humidity
50%
Feels like
37°F
Dew Point
23°F
12 PM
43°F
0%
4mph
N
Mostly Sunny
Humidity
45%
Feels like
41°F
Dew Point
23°F
1 PM
45°F
0%
3mph
N
Mostly Sunny
Humidity
43%
Feels like
43°F
Dew Point
24°F
2 PM
46°F
0%
3mph
N
Partly Cloudy
Humidity
40%
Feels like
46°F
Dew Point
23°F
3 PM
46°F
0%
2mph
N
Partly Cloudy
Humidity
39%
Feels like
46°F
Dew Point
22°F
4 PM
45°F
0%
2mph
N
Mostly Cloudy
Humidity
40%
Feels like
45°F
Dew Point
22°F
5 PM
44°F
0%
3mph
NNE
Partly Cloudy
Humidity
42%
Feels like
44°F
Dew Point
22°F
6 PM
41°F
0%
3mph
ENE
Partly Cloudy
Humidity
46%
Feels like
39°F
Dew Point
22°F
7 PM
38°F
0%
4mph
E
Mostly Sunny
Humidity
51%
Feels like
35°F
Dew Point
22°F
7:08 PM
8 PM
35°F
0%
4mph
E
Mostly Clear
Humidity
57%
Feels like
32°F
Dew Point
22°F
9 PM
33°F
0%
3mph
ESE
Partly Cloudy
Humidity
61%
Feels like
30°F
Dew Point
21°F
10 PM
32°F
0%
3mph
ESE
Partly Cloudy
Humidity
63%
Feels like
32°F
Dew Point
21°F
11 PM
31°F
0%
3mph
SE
Mostly Cloudy
Humidity
65%
Feels like
31°F
Dew Point
21°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?

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