Hourly Weather Forecast - Chester, IL

12 AM
33°F
30%
14mph
NW
30% Chance Frozen Mix
Humidity
52%
Feels like
23°F
Dew Point
17°F
1 AM
31°F
30%
13mph
NW
30% Chance Snow Showers
Humidity
53%
Feels like
21°F
Dew Point
16°F
2 AM
30°F
0%
12mph
NW
Partly Cloudy
Humidity
54%
Feels like
20°F
Dew Point
15°F
3 AM
29°F
10%
11mph
NW
Clear
Humidity
54%
Feels like
19°F
Dew Point
14°F
4 AM
28°F
10%
11mph
NW
Clear
Humidity
54%
Feels like
18°F
Dew Point
13°F
5 AM
26°F
10%
10mph
NW
Clear
Humidity
56%
Feels like
17°F
Dew Point
13°F
6 AM
25°F
20%
9mph
NW
Clear
Humidity
60%
Feels like
16°F
Dew Point
13°F
7 AM
25°F
20%
8mph
NW
Clear
Humidity
59%
Feels like
17°F
Dew Point
13°F
7:10 AM
8 AM
26°F
20%
8mph
NW
Sunny
Humidity
56%
Feels like
18°F
Dew Point
13°F
9 AM
29°F
10%
8mph
NNW
Sunny
Humidity
50%
Feels like
21°F
Dew Point
12°F
10 AM
31°F
10%
8mph
NW
Mostly Sunny
Humidity
46%
Feels like
24°F
Dew Point
13°F
11 AM
33°F
10%
9mph
SW
Mostly Sunny
Humidity
43%
Feels like
26°F
Dew Point
13°F
12 PM
35°F
10%
9mph
S
Partly Cloudy
Humidity
40%
Feels like
29°F
Dew Point
13°F
1 PM
37°F
10%
8mph
S
Partly Cloudy
Humidity
38%
Feels like
31°F
Dew Point
14°F
2 PM
38°F
10%
7mph
SSE
Partly Cloudy
Humidity
39%
Feels like
32°F
Dew Point
15°F
3 PM
37°F
10%
7mph
SSE
Partly Cloudy
Humidity
41%
Feels like
31°F
Dew Point
15°F

Wind chill temperatures Monday A.M.

Cold Weather Chills the Nation Down to the Gulf

In the path of a weak low-pressure system that brings snow to the Midwest and Northeast, extreme cold weather and brutally cold wind chill values will bring a bitter cold to much of the Nation.

Snowfall forecast through Sunday A.M.

Snow Spreads Across the Midwest into the Mid-Atlantic

Weekend Weather Outlook

Weekend Weather Outlook

How to Measure Snow via NWS

How To Measure Snow

Weekly Drought Map for December 11, 2025

Hit-or-Miss Precipitation Leads to Mixed Drought Results

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

Cold Air Damming - Cause And Effects

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