Hourly Weather Forecast - Crystal Lake, IL

3 PM
34°F
10%
8mph
W
Mostly Cloudy
Humidity
82%
Feels like
28°F
Dew Point
29°F
4 PM
33°F
10%
7mph
WSW
Mostly Cloudy
Humidity
83%
Feels like
27°F
Dew Point
29°F
4:47 PM
5 PM
33°F
30%
7mph
WSW
30% Chance of Snow
Humidity
86%
Feels like
26°F
Dew Point
29°F
6 PM
32°F
20%
7mph
WSW
Partly Cloudy
Humidity
85%
Feels like
25°F
Dew Point
28°F
7 PM
31°F
10%
8mph
WSW
Mostly Cloudy
Humidity
85%
Feels like
23°F
Dew Point
27°F
8 PM
29°F
10%
9mph
W
Mostly Cloudy
Humidity
82%
Feels like
21°F
Dew Point
25°F
9 PM
28°F
10%
9mph
W
Mostly Cloudy
Humidity
81%
Feels like
18°F
Dew Point
23°F
10 PM
26°F
10%
10mph
W
Mostly Cloudy
Humidity
81%
Feels like
16°F
Dew Point
21°F
11 PM
24°F
10%
10mph
W
Mostly Cloudy
Humidity
79%
Feels like
14°F
Dew Point
19°F

Snow Forecast through Saturday

Multiple Snowy Systems Hit Great Lakes, Northeast

An exiting low pressure system will produce additional light snow across Maine while a new disturbance will track across the Upper Midwest and Great Lakes.

Weekend Weather Outlook

Weekend Weather Outlook

Weekly Drought Map for January 15, 2026

Active Weather Creates Mix of Improvements, Degradations to Drought Depiction

Vehicle driving in wintry conditions

Prepare Your Car for Cold Weather

(Image provided by NOAA)

Polar Vortex: What Is It?

People skating on a frozen pond on a clear day. (Image by Q K from Pixabay)

Safety Tips For Icy Surfaces

loading ad...

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide