Hourly Weather Forecast - Crystal Lake, IL

1 PM
36°F
0%
11mph
NNW
Cloudy
Humidity
76%
Feels like
28°F
Dew Point
29°F
2 PM
35°F
10%
11mph
NNW
Mostly Cloudy
Humidity
74%
Feels like
27°F
Dew Point
28°F
3 PM
34°F
10%
11mph
NNW
Mostly Cloudy
Humidity
73%
Feels like
26°F
Dew Point
26°F
4 PM
32°F
0%
11mph
NNW
Partly Cloudy
Humidity
71%
Feels like
23°F
Dew Point
24°F
5 PM
30°F
0%
10mph
NNW
Partly Cloudy
Humidity
68%
Feels like
21°F
Dew Point
21°F
5:14 PM
6 PM
28°F
0%
10mph
N
Partly Cloudy
Humidity
67%
Feels like
19°F
Dew Point
18°F
7 PM
26°F
0%
9mph
N
Partly Cloudy
Humidity
65%
Feels like
16°F
Dew Point
16°F
8 PM
23°F
0%
9mph
N
Partly Cloudy
Humidity
64%
Feels like
14°F
Dew Point
13°F
9 PM
21°F
0%
9mph
N
Mostly Clear
Humidity
63%
Feels like
11°F
Dew Point
10°F
10 PM
19°F
0%
8mph
N
Mostly Clear
Humidity
63%
Feels like
9°F
Dew Point
9°F
11 PM
17°F
0%
7mph
N
Mostly Clear
Humidity
64%
Feels like
7°F
Dew Point
7°F

Saturday morning low temperatures

Snow, Record-Breaking Cold Headed for Great Lakes & Northeast

Frigid temperatures, high winds, and snow headed to a large portion of the eastern U.S. today through this weekend.

Friday's Weather Outlook

Today's Weather Outlook

Weekend Weather Preview

Weekend Weather Preview

Weekly Drought Map for February 5, 2026

Scarce Precipitation Leads to Widespread Drought Degradation

Image courtesy of Pixabay.com

All About Snow Squalls

Windchill chart

Dangers of Wind Chills

loading ad...

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide