Hourly Weather Forecast - Grayslake, IL

12 AM
23°F
0%
3mph
E
Mostly Clear
Humidity
79%
Feels like
19°F
Dew Point
18°F
1 AM
23°F
0%
3mph
E
Mostly Clear
Humidity
80%
Feels like
19°F
Dew Point
18°F
2 AM
23°F
0%
4mph
E
Mostly Clear
Humidity
80%
Feels like
18°F
Dew Point
18°F
3 AM
23°F
0%
4mph
ESE
Clear
Humidity
80%
Feels like
18°F
Dew Point
17°F
4 AM
22°F
0%
4mph
ESE
Clear
Humidity
80%
Feels like
17°F
Dew Point
17°F
5 AM
22°F
0%
4mph
ESE
Clear
Humidity
78%
Feels like
17°F
Dew Point
17°F
6 AM
24°F
0%
4mph
SE
Clear
Humidity
77%
Feels like
19°F
Dew Point
18°F
6:26 AM
7 AM
28°F
0%
5mph
SE
Sunny
Humidity
70%
Feels like
22°F
Dew Point
19°F
8 AM
31°F
0%
6mph
SE
Sunny
Humidity
64%
Feels like
26°F
Dew Point
21°F
9 AM
35°F
0%
7mph
SE
Sunny
Humidity
57%
Feels like
29°F
Dew Point
21°F
10 AM
37°F
0%
7mph
SE
Sunny
Humidity
52%
Feels like
31°F
Dew Point
21°F
11 AM
38°F
0%
7mph
SE
Mostly Sunny
Humidity
48%
Feels like
33°F
Dew Point
20°F
12 PM
39°F
0%
6mph
SE
Mostly Sunny
Humidity
45%
Feels like
34°F
Dew Point
20°F
1 PM
40°F
0%
6mph
SE
Mostly Sunny
Humidity
44%
Feels like
36°F
Dew Point
20°F
2 PM
41°F
0%
6mph
SE
Mostly Sunny
Humidity
44%
Feels like
37°F
Dew Point
21°F
3 PM
40°F
0%
5mph
SE
Mostly Sunny
Humidity
46%
Feels like
37°F
Dew Point
21°F
4 PM
38°F
0%
4mph
SE
Mostly Sunny
Humidity
50%
Feels like
35°F
Dew Point
22°F
5 PM
36°F
0%
4mph
ESE
Partly Cloudy
Humidity
57%
Feels like
33°F
Dew Point
22°F
5:43 PM
6 PM
34°F
0%
4mph
ESE
Mostly Cloudy
Humidity
63%
Feels like
30°F
Dew Point
22°F
7 PM
33°F
0%
3mph
ESE
Mostly Cloudy
Humidity
67%
Feels like
30°F
Dew Point
23°F
8 PM
32°F
0%
3mph
ESE
Mostly Cloudy
Humidity
69%
Feels like
29°F
Dew Point
23°F
9 PM
32°F
0%
3mph
ESE
Mostly Cloudy
Humidity
72%
Feels like
29°F
Dew Point
24°F
10 PM
32°F
0%
3mph
ESE
Partly Cloudy
Humidity
74%
Feels like
29°F
Dew Point
25°F
11 PM
32°F
0%
3mph
SE
Partly Cloudy
Humidity
77%
Feels like
32°F
Dew Point
26°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 today 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

loading ad...

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide