Hourly Weather Forecast - Chestnut Mountain Resort, IL

12 AM
21°F
10%
3mph
ENE
Cloudy
Humidity
89%
Feels like
21°F
Dew Point
18°F
1 AM
20°F
0%
3mph
ENE
Mostly Cloudy
Humidity
88%
Feels like
20°F
Dew Point
17°F
2 AM
19°F
0%
3mph
NE
Cloudy
Humidity
88%
Feels like
19°F
Dew Point
16°F
3 AM
18°F
0%
2mph
NE
Cloudy
Humidity
87%
Feels like
18°F
Dew Point
15°F
4 AM
17°F
0%
2mph
NNE
Cloudy
Humidity
87%
Feels like
17°F
Dew Point
14°F
5 AM
17°F
0%
2mph
NNE
Cloudy
Humidity
86%
Feels like
17°F
Dew Point
13°F
6 AM
16°F
0%
2mph
NNE
Cloudy
Humidity
87%
Feels like
16°F
Dew Point
13°F
7 AM
16°F
0%
2mph
N
Cloudy
Humidity
88%
Feels like
16°F
Dew Point
13°F
7:21 AM
8 AM
17°F
30%
2mph
NW
30% Chance of Heavy Snow
Humidity
89%
Feels like
17°F
Dew Point
14°F
9 AM
18°F
30%
3mph
NW
30% Chance of Heavy Snow
Humidity
89%
Feels like
18°F
Dew Point
15°F
10 AM
20°F
30%
3mph
WNW
30% Chance of Heavy Snow
Humidity
88%
Feels like
15°F
Dew Point
17°F
11 AM
22°F
30%
4mph
W
30% Chance of Heavy Snow
Humidity
85%
Feels like
17°F
Dew Point
19°F
12 PM
24°F
30%
6mph
W
30% Chance of Heavy Snow
Humidity
83%
Feels like
17°F
Dew Point
20°F
1 PM
25°F
0%
6mph
W
Mostly Cloudy
Humidity
82%
Feels like
17°F
Dew Point
20°F
2 PM
25°F
0%
7mph
W
Mostly Cloudy
Humidity
82%
Feels like
17°F
Dew Point
20°F
3 PM
25°F
0%
8mph
W
Mostly Cloudy
Humidity
81%
Feels like
16°F
Dew Point
20°F
4 PM
24°F
0%
9mph
WNW
Mostly Cloudy
Humidity
80%
Feels like
14°F
Dew Point
19°F
4:28 PM
5 PM
22°F
0%
10mph
WNW
Cloudy
Humidity
80%
Feels like
12°F
Dew Point
17°F
6 PM
21°F
0%
10mph
WNW
Cloudy
Humidity
79%
Feels like
9°F
Dew Point
15°F
7 PM
19°F
0%
10mph
WNW
Cloudy
Humidity
79%
Feels like
7°F
Dew Point
13°F
8 PM
16°F
0%
11mph
WNW
Cloudy
Humidity
79%
Feels like
4°F
Dew Point
11°F
9 PM
14°F
0%
11mph
WNW
Cloudy
Humidity
79%
Feels like
1°F
Dew Point
9°F
10 PM
12°F
0%
11mph
WNW
Partly Cloudy
Humidity
78%
Feels like
-2°F
Dew Point
6°F
11 PM
10°F
0%
11mph
NW
Partly Cloudy
Humidity
76%
Feels like
-5°F
Dew Point
4°F

Snowfall forecast through Saturday A.M.

More Snow Across the Northern U.S. into the Midwest

The parade of snow will continue across the northern U.S. and Midwest through the end of the week.

Rainfall Forecast for Northwest through Friday A.M.

Rains Finally Easing Across the Northwest

Today's Weather Outlook

Today's Weather Outlook

Weekly Drought Map for December 4, 2025

Active Week of Weather Leads to Mixed Drought Results

A strong cold-air-damming event from March 20, 2018.

Cold Air Damming - Cause And Effects

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

Safety Tips For Icy Surfaces

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

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Traffic Cameras

Weather Cameras

Outdoor Sports Guide