Hourly Weather Forecast - Seneca, IL

12 AM
20°F
10%
4mph
SSW
Partly Cloudy
Humidity
87%
Feels like
13°F
Dew Point
16°F
1 AM
20°F
10%
4mph
SSW
Partly Cloudy
Humidity
87%
Feels like
14°F
Dew Point
16°F
2 AM
19°F
10%
4mph
SSW
Mostly Cloudy
Humidity
87%
Feels like
14°F
Dew Point
16°F
3 AM
19°F
10%
3mph
SSW
Cloudy
Humidity
88%
Feels like
14°F
Dew Point
16°F
4 AM
19°F
10%
3mph
SSW
Mostly Cloudy
Humidity
89%
Feels like
14°F
Dew Point
16°F
5 AM
18°F
0%
3mph
SSW
Partly Cloudy
Humidity
91%
Feels like
13°F
Dew Point
16°F
6 AM
18°F
0%
4mph
S
Mostly Clear
Humidity
88%
Feels like
13°F
Dew Point
15°F
7 AM
19°F
0%
4mph
S
Clear
Humidity
87%
Feels like
13°F
Dew Point
16°F
7:13 AM
8 AM
21°F
0%
4mph
S
Sunny
Humidity
88%
Feels like
15°F
Dew Point
18°F
9 AM
23°F
0%
4mph
S
Sunny
Humidity
87%
Feels like
17°F
Dew Point
19°F
10 AM
25°F
10%
5mph
S
Sunny
Humidity
83%
Feels like
19°F
Dew Point
20°F
11 AM
27°F
10%
6mph
S
Sunny
Humidity
80%
Feels like
20°F
Dew Point
22°F
12 PM
29°F
10%
7mph
S
Sunny
Humidity
78%
Feels like
22°F
Dew Point
23°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