Hourly Weather Forecast - Crystal Lake, IL

12 AM
32°F
20%
2mph
NE
Hazy
Humidity
96%
Feels like
32°F
Dew Point
31°F
1 AM
32°F
30%
2mph
NE
30% Chance Rain Showers
Humidity
97%
Feels like
32°F
Dew Point
32°F
2 AM
32°F
30%
2mph
NE
30% Chance Rain Showers
Humidity
100%
Feels like
32°F
Dew Point
32°F
3 AM
32°F
30%
3mph
NE
30 % Chance of Heavy Snow
Humidity
98%
Feels like
32°F
Dew Point
31°F
4 AM
32°F
30%
3mph
ENE
30 % Chance of Heavy Snow
Humidity
95%
Feels like
29°F
Dew Point
31°F
5 AM
32°F
20%
4mph
ENE
Partly Cloudy
Humidity
96%
Feels like
29°F
Dew Point
31°F
6 AM
33°F
20%
4mph
ENE
Hazy
Humidity
93%
Feels like
29°F
Dew Point
31°F
6:24 AM
7 AM
35°F
10%
4mph
ENE
Sunny
Humidity
90%
Feels like
32°F
Dew Point
33°F
8 AM
38°F
10%
4mph
E
Sunny
Humidity
89%
Feels like
35°F
Dew Point
35°F
9 AM
41°F
20%
5mph
E
Sunny
Humidity
83%
Feels like
38°F
Dew Point
37°F
10 AM
44°F
20%
5mph
E
Sunny
Humidity
79%
Feels like
41°F
Dew Point
37°F
11 AM
45°F
20%
5mph
E
Mostly Sunny
Humidity
79%
Feels like
43°F
Dew Point
39°F
12 PM
46°F
20%
5mph
E
Mostly Sunny
Humidity
76%
Feels like
44°F
Dew Point
39°F
1 PM
47°F
20%
5mph
E
Partly Cloudy
Humidity
75%
Feels like
45°F
Dew Point
40°F
2 PM
48°F
20%
5mph
E
Partly Cloudy
Humidity
75%
Feels like
46°F
Dew Point
40°F
3 PM
47°F
30%
4mph
E
30% Chance Rain Showers
Humidity
77%
Feels like
45°F
Dew Point
40°F
4 PM
46°F
20%
4mph
E
Partly Cloudy
Humidity
80%
Feels like
44°F
Dew Point
40°F
5 PM
43°F
20%
3mph
E
Partly Cloudy
Humidity
82%
Feels like
42°F
Dew Point
38°F
5:46 PM
6 PM
42°F
40%
3mph
E
40% Chance of Light Rain
Humidity
84%
Feels like
42°F
Dew Point
37°F
7 PM
41°F
70%
2mph
E
70% Chance of Light Rain
Humidity
86%
Feels like
41°F
Dew Point
37°F
8 PM
40°F
80%
2mph
E
80% Chance of Storms
Humidity
88%
Feels like
40°F
Dew Point
37°F
9 PM
40°F
70%
2mph
E
70% Chance of Light Rain
Humidity
90%
Feels like
40°F
Dew Point
38°F
10 PM
40°F
40%
2mph
E
40% Chance of Light Rain
Humidity
93%
Feels like
40°F
Dew Point
38°F
11 PM
40°F
30%
2mph
E
30% Chance of Rain
Humidity
96%
Feels like
40°F
Dew Point
39°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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