Hourly Weather Forecast - Tonica, IL

12 AM
20°F
10%
5mph
SSW
Mostly Cloudy
Humidity
82%
Feels like
13°F
Dew Point
15°F
1 AM
20°F
10%
5mph
SSW
Partly Cloudy
Humidity
82%
Feels like
13°F
Dew Point
15°F
2 AM
20°F
10%
5mph
SSW
Partly Cloudy
Humidity
81%
Feels like
13°F
Dew Point
15°F
3 AM
20°F
10%
5mph
SSW
Partly Cloudy
Humidity
81%
Feels like
14°F
Dew Point
15°F
4 AM
20°F
10%
4mph
SSW
Partly Cloudy
Humidity
81%
Feels like
14°F
Dew Point
15°F
5 AM
20°F
10%
4mph
S
Partly Cloudy
Humidity
82%
Feels like
14°F
Dew Point
15°F
6 AM
20°F
10%
4mph
S
Mostly Cloudy
Humidity
83%
Feels like
14°F
Dew Point
16°F
7 AM
21°F
10%
5mph
S
Mostly Cloudy
Humidity
84%
Feels like
15°F
Dew Point
17°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

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

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide