Hourly Weather Forecast - Sumner, IL

12 AM
24°F
10%
6mph
SW
Cloudy
Humidity
66%
Feels like
17°F
Dew Point
15°F
1 AM
24°F
10%
6mph
SW
Cloudy
Humidity
66%
Feels like
17°F
Dew Point
15°F
2 AM
24°F
10%
6mph
SSW
Cloudy
Humidity
67%
Feels like
17°F
Dew Point
15°F
3 AM
24°F
10%
6mph
SSW
Cloudy
Humidity
68%
Feels like
17°F
Dew Point
15°F
4 AM
24°F
10%
6mph
SSW
Cloudy
Humidity
68%
Feels like
17°F
Dew Point
15°F
5 AM
24°F
10%
6mph
SSW
Cloudy
Humidity
69%
Feels like
16°F
Dew Point
15°F
6 AM
24°F
10%
6mph
S
Cloudy
Humidity
70%
Feels like
16°F
Dew Point
16°F
7 AM
25°F
10%
7mph
S
Cloudy
Humidity
70%
Feels like
18°F
Dew Point
17°F
7:02 AM
8 AM
27°F
10%
7mph
S
Mostly Cloudy
Humidity
69%
Feels like
20°F
Dew Point
19°F
9 AM
29°F
10%
7mph
S
Cloudy
Humidity
68%
Feels like
22°F
Dew Point
20°F
10 AM
31°F
10%
8mph
S
Cloudy
Humidity
66%
Feels like
24°F
Dew Point
21°F
11 AM
33°F
10%
8mph
S
Cloudy
Humidity
64%
Feels like
26°F
Dew Point
23°F
12 PM
35°F
10%
9mph
S
Cloudy
Humidity
62%
Feels like
28°F
Dew Point
24°F
1 PM
36°F
10%
9mph
S
Cloudy
Humidity
61%
Feels like
29°F
Dew Point
24°F
2 PM
37°F
10%
9mph
S
Cloudy
Humidity
62%
Feels like
30°F
Dew Point
25°F
3 PM
37°F
10%
8mph
S
Cloudy
Humidity
62%
Feels like
30°F
Dew Point
25°F
4 PM
36°F
10%
8mph
S
Cloudy
Humidity
64%
Feels like
30°F
Dew Point
25°F
4:31 PM
5 PM
35°F
10%
8mph
S
Cloudy
Humidity
67%
Feels like
29°F
Dew Point
26°F

Snow and ice forecast through Friday A.M.

Multiple Snow Threats Across the Northern U.S.

Multiple systems will bring snow across the Northern U.S. through the end of the week.

Rainfall Forecast for Northwest through Friday A.M.

Unrelenting Rains Soak the Northwest

Thursday's Weather Outlook

Thursday'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

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide