Hourly Weather Forecast - Grass Lake, IL

12 AM
23°F
10%
10mph
W
Mostly Cloudy
Humidity
73%
Feels like
13°F
Dew Point
16°F
1 AM
22°F
10%
10mph
W
Mostly Cloudy
Humidity
72%
Feels like
11°F
Dew Point
14°F
2 AM
21°F
10%
10mph
W
Mostly Cloudy
Humidity
71%
Feels like
10°F
Dew Point
13°F
3 AM
19°F
10%
10mph
W
Mostly Cloudy
Humidity
70%
Feels like
8°F
Dew Point
11°F
4 AM
18°F
10%
10mph
W
Mostly Cloudy
Humidity
69%
Feels like
7°F
Dew Point
10°F
5 AM
17°F
10%
10mph
W
Mostly Cloudy
Humidity
68%
Feels like
5°F
Dew Point
8°F
6 AM
16°F
30%
11mph
W
30% Chance of Snow
Humidity
67%
Feels like
4°F
Dew Point
8°F
7 AM
16°F
10%
11mph
W
Cloudy
Humidity
67%
Feels like
3°F
Dew Point
7°F
7:18 AM
8 AM
16°F
10%
11mph
W
Mostly Cloudy
Humidity
68%
Feels like
4°F
Dew Point
8°F
9 AM
17°F
10%
12mph
W
Mostly Cloudy
Humidity
69%
Feels like
4°F
Dew Point
8°F
10 AM
17°F
10%
13mph
WSW
Mostly Cloudy
Humidity
69%
Feels like
4°F
Dew Point
9°F
11 AM
18°F
10%
14mph
W
Mostly Cloudy
Humidity
69%
Feels like
4°F
Dew Point
10°F
12 PM
18°F
10%
14mph
W
Mostly Cloudy
Humidity
69%
Feels like
4°F
Dew Point
10°F
1 PM
19°F
20%
14mph
W
Mostly Cloudy
Humidity
70%
Feels like
5°F
Dew Point
10°F
2 PM
18°F
30%
13mph
W
30% Chance of Snow
Humidity
71%
Feels like
5°F
Dew Point
11°F
3 PM
18°F
30%
13mph
W
30% Chance of Snow
Humidity
72%
Feels like
4°F
Dew Point
10°F
4 PM
17°F
30%
13mph
W
30% Chance of Snow
Humidity
72%
Feels like
3°F
Dew Point
10°F
4:47 PM
5 PM
16°F
30%
12mph
W
30% Chance of Snow
Humidity
75%
Feels like
3°F
Dew Point
10°F
6 PM
16°F
30%
11mph
W
30% Chance of Snow
Humidity
74%
Feels like
3°F
Dew Point
9°F
7 PM
16°F
20%
11mph
W
Mostly Cloudy
Humidity
73%
Feels like
3°F
Dew Point
9°F
8 PM
16°F
20%
11mph
W
Mostly Cloudy
Humidity
72%
Feels like
3°F
Dew Point
9°F
9 PM
16°F
20%
11mph
W
Mostly Cloudy
Humidity
74%
Feels like
3°F
Dew Point
9°F
10 PM
15°F
20%
11mph
W
Mostly Cloudy
Humidity
73%
Feels like
3°F
Dew Point
8°F
11 PM
15°F
10%
10mph
W
Mostly Cloudy
Humidity
71%
Feels like
2°F
Dew Point
7°F

Snow Forecast through Saturday

Multiple Snowy Systems Hit Great Lakes, Northeast

As one disturbance exits New England tonight, another will be quick on its heels in the Great Lakes on Friday.

Friday's Weather Outlook

Friday's Weather Outlook

Weekend Weather Preview

Weekend Weather Preview

Weekly Drought Map for January 15, 2026

Active Weather Creates Mix of Improvements, Degradations to Drought Depiction

(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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