Hourly Weather Forecast - Grayslake, IL

12 AM
17°F
10%
5mph
NW
Clear
Humidity
67%
Feels like
10°F
Dew Point
8°F
1 AM
16°F
10%
5mph
NW
Clear
Humidity
67%
Feels like
9°F
Dew Point
7°F
2 AM
16°F
10%
5mph
NW
Clear
Humidity
67%
Feels like
8°F
Dew Point
7°F
3 AM
15°F
10%
4mph
NW
Clear
Humidity
66%
Feels like
8°F
Dew Point
6°F
4 AM
14°F
10%
4mph
NW
Mostly Clear
Humidity
66%
Feels like
7°F
Dew Point
5°F
5 AM
14°F
0%
4mph
NW
Partly Cloudy
Humidity
66%
Feels like
7°F
Dew Point
5°F
6 AM
14°F
10%
4mph
NW
Partly Cloudy
Humidity
67%
Feels like
7°F
Dew Point
5°F
7 AM
15°F
10%
4mph
NW
Partly Cloudy
Humidity
66%
Feels like
9°F
Dew Point
6°F
7:21 AM
8 AM
16°F
10%
4mph
NW
Mostly Sunny
Humidity
64%
Feels like
10°F
Dew Point
6°F
9 AM
18°F
10%
4mph
NW
Partly Cloudy
Humidity
62%
Feels like
12°F
Dew Point
7°F
10 AM
19°F
10%
4mph
NW
Partly Cloudy
Humidity
59%
Feels like
14°F
Dew Point
7°F
11 AM
21°F
10%
3mph
NW
Partly Cloudy
Humidity
56%
Feels like
16°F
Dew Point
8°F
12 PM
23°F
10%
3mph
WNW
Mostly Cloudy
Humidity
53%
Feels like
19°F
Dew Point
8°F
1 PM
24°F
0%
3mph
WNW
Cloudy
Humidity
51%
Feels like
24°F
Dew Point
8°F
2 PM
24°F
0%
3mph
WNW
Cloudy
Humidity
51%
Feels like
24°F
Dew Point
9°F
3 PM
23°F
0%
3mph
WNW
Cloudy
Humidity
54%
Feels like
23°F
Dew Point
9°F
4 PM
22°F
0%
3mph
WNW
Cloudy
Humidity
59%
Feels like
22°F
Dew Point
10°F
4:32 PM
5 PM
21°F
0%
3mph
WNW
Cloudy
Humidity
65%
Feels like
21°F
Dew Point
11°F
6 PM
20°F
0%
3mph
WNW
Cloudy
Humidity
69%
Feels like
20°F
Dew Point
12°F
7 PM
20°F
10%
3mph
W
Cloudy
Humidity
72%
Feels like
20°F
Dew Point
12°F
8 PM
20°F
10%
3mph
W
Mostly Cloudy
Humidity
73%
Feels like
20°F
Dew Point
13°F
9 PM
20°F
10%
3mph
W
Mostly Cloudy
Humidity
75%
Feels like
15°F
Dew Point
13°F
10 PM
20°F
10%
3mph
WSW
Mostly Cloudy
Humidity
76%
Feels like
15°F
Dew Point
13°F
11 PM
20°F
10%
4mph
WSW
Partly Cloudy
Humidity
78%
Feels like
14°F
Dew Point
14°F

Snow and Ice Forecast Through Monday

Heavy Snow and Icing from Midwest to New England

A winter storm will deliver snow and significant icing from the Midwest to New England.

Monday's Weather Outlook

Monday's Weather Outlook

Satellite image of Hurricane Melissa

2025 Year in Review: Powerful Hurricanes in the Atlantic

A frame from an automated video of a tornado and its mesocyclone that derailed multiple train cars near Enderlin, North Dakota and destroyed multiple homes on June 20, 2025. (ChrisWx via Wikimedia Commons)

2025 Year in Review: Extreme Weather - January through June

Photos and videos from the Palisades Fire that started in the City of Los Angeles, January 8, 2025. (CAL FIRE_Official via Wikimedia Commons)

2025 Year in Review: Billion Dollar Disasters - The California Wildfires

Hurricane Erick at its peak intensity before making landfall on Guerrero, Mexico on June 19, 2025 (NOAA/Wikimedia Commons)

2025 Year in Review: Active Tropical Season for The Pacific

loading ad...

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide