Hourly Weather Forecast - Crystal Lake, IL

12 AM
20°F
10%
8mph
WNW
Mostly Clear
Humidity
66%
Feels like
10°F
Dew Point
10°F
1 AM
19°F
10%
8mph
WNW
Mostly Clear
Humidity
66%
Feels like
9°F
Dew Point
10°F
2 AM
18°F
10%
8mph
WNW
Clear
Humidity
67%
Feels like
8°F
Dew Point
9°F
3 AM
16°F
10%
8mph
WNW
Clear
Humidity
77%
Feels like
6°F
Dew Point
10°F
4 AM
14°F
10%
8mph
WNW
Clear
Humidity
79%
Feels like
3°F
Dew Point
9°F
5 AM
13°F
10%
7mph
WNW
Clear
Humidity
78%
Feels like
2°F
Dew Point
7°F
6 AM
11°F
10%
7mph
WNW
Clear
Humidity
78%
Feels like
0°F
Dew Point
5°F
7 AM
10°F
10%
7mph
WNW
Clear
Humidity
72%
Feels like
-1°F
Dew Point
3°F
7:15 AM
8 AM
10°F
10%
6mph
WNW
Sunny
Humidity
72%
Feels like
-1°F
Dew Point
2°F
9 AM
10°F
10%
7mph
WNW
Sunny
Humidity
71%
Feels like
0°F
Dew Point
3°F
10 AM
12°F
10%
7mph
WNW
Mostly Sunny
Humidity
68%
Feels like
1°F
Dew Point
3°F
11 AM
13°F
10%
8mph
WNW
Partly Cloudy
Humidity
67%
Feels like
2°F
Dew Point
4°F
12 PM
14°F
10%
8mph
WNW
Mostly Cloudy
Humidity
66%
Feels like
3°F
Dew Point
5°F
1 PM
15°F
10%
8mph
W
Mostly Cloudy
Humidity
65%
Feels like
4°F
Dew Point
6°F
2 PM
16°F
10%
8mph
W
Partly Cloudy
Humidity
66%
Feels like
5°F
Dew Point
7°F
3 PM
16°F
10%
8mph
W
Partly Cloudy
Humidity
66%
Feels like
6°F
Dew Point
7°F

Snow Forecast through Saturday

Multiple Snowy Systems Hit Great Lakes, Northeast

A new disturbance will track across the Upper Midwest, central Appalachia, Northeast, 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

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