Hourly Weather Forecast - Crystal Lake, IL

12 AM
31°F
0%
2mph
ESE
Cloudy
Humidity
79%
Feels like
31°F
Dew Point
25°F
1 AM
31°F
10%
1mph
ESE
Cloudy
Humidity
80%
Feels like
31°F
Dew Point
26°F
2 AM
31°F
10%
1mph
ESE
Cloudy
Humidity
81%
Feels like
31°F
Dew Point
26°F
3 AM
31°F
10%
0mph
ESE
Cloudy
Humidity
81%
Feels like
31°F
Dew Point
26°F
4 AM
31°F
10%
1mph
ESE
Cloudy
Humidity
79%
Feels like
31°F
Dew Point
26°F
5 AM
32°F
10%
1mph
E
Mostly Cloudy
Humidity
81%
Feels like
32°F
Dew Point
26°F
6 AM
33°F
10%
1mph
E
Mostly Cloudy
Humidity
79%
Feels like
33°F
Dew Point
27°F
6:25 AM
7 AM
35°F
10%
2mph
E
Mostly Cloudy
Humidity
77%
Feels like
35°F
Dew Point
28°F
8 AM
38°F
10%
2mph
ESE
Mostly Cloudy
Humidity
75%
Feels like
38°F
Dew Point
31°F
9 AM
41°F
10%
2mph
ESE
Mostly Cloudy
Humidity
71%
Feels like
41°F
Dew Point
32°F
10 AM
43°F
10%
2mph
ESE
Mostly Cloudy
Humidity
69%
Feels like
43°F
Dew Point
33°F
11 AM
44°F
10%
1mph
ESE
Cloudy
Humidity
71%
Feels like
44°F
Dew Point
35°F
12 PM
44°F
10%
1mph
E
Cloudy
Humidity
72%
Feels like
44°F
Dew Point
36°F
1 PM
44°F
10%
1mph
ENE
Cloudy
Humidity
73%
Feels like
44°F
Dew Point
36°F
2 PM
44°F
20%
2mph
ENE
Cloudy
Humidity
73%
Feels like
44°F
Dew Point
36°F
3 PM
44°F
20%
3mph
NE
Mostly Cloudy
Humidity
74%
Feels like
44°F
Dew Point
36°F
4 PM
42°F
30%
3mph
ENE
30% Chance of Light Rain
Humidity
76%
Feels like
42°F
Dew Point
35°F
5 PM
40°F
30%
2mph
ENE
30% Chance Rain Showers
Humidity
78%
Feels like
40°F
Dew Point
34°F
5:45 PM
6 PM
38°F
30%
2mph
ENE
30% Chance Rain Showers
Humidity
79%
Feels like
38°F
Dew Point
33°F
7 PM
37°F
20%
1mph
ENE
Partly Cloudy
Humidity
82%
Feels like
37°F
Dew Point
32°F
8 PM
36°F
20%
1mph
ENE
Mostly Clear
Humidity
84%
Feels like
36°F
Dew Point
31°F
9 PM
34°F
10%
1mph
ENE
Clear
Humidity
87%
Feels like
34°F
Dew Point
31°F
10 PM
34°F
10%
1mph
ENE
Hazy
Humidity
91%
Feels like
34°F
Dew Point
31°F
11 PM
33°F
10%
1mph
NE
Hazy
Humidity
94%
Feels like
33°F
Dew Point
31°F

Snow and Ice Accumulations through Tuesday AM

Wintry Disturbance Bisects U.S. Mid-Latitudes

A wintry disturbance will bring icing and light snow from the central Plains tonight through the Northeast on Tuesday.

Today's Weather Outlook

Monday's Weather Outlook

Weekly Drought Map for February 26, 2026

Widespread Drought Degradation For South, Southeast; Mixed Results Elsewhere

Debris flies through the air as howling winds accompanied by a line of storms approach the old Tarrant County Courthouse in downtown Fort Worth, Texas, on March 2, 2023. (Tom Fox/The Dallas Morning News via AP)

Lightning Season Rapidly Approaching: Best Safety Practices

Rocky Mountain National Park at day in December. (NPS Natural Resources/Wikimedia Commons)

Snowmelt and Flooding

U.S. Route 52 near St. Donatus between Bellevue and Dubuque, Iowa. (Tony Webster from Portland, Oregon)

Winter Weather Driving Safety Tips

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