Hourly Weather Forecast - Somonauk, IL

1 PM
29°F
10%
15mph
NNW
Mostly Cloudy
Humidity
86%
Feels like
18°F
Dew Point
25°F
2 PM
28°F
0%
14mph
NW
Mostly Cloudy
Humidity
86%
Feels like
18°F
Dew Point
25°F
3 PM
28°F
0%
12mph
NW
Mostly Cloudy
Humidity
85%
Feels like
17°F
Dew Point
24°F
4 PM
27°F
0%
10mph
NW
Mostly Cloudy
Humidity
85%
Feels like
17°F
Dew Point
23°F
4:24 PM
5 PM
26°F
0%
8mph
NW
Mostly Cloudy
Humidity
87%
Feels like
18°F
Dew Point
23°F
6 PM
26°F
0%
6mph
NW
Mostly Cloudy
Humidity
90%
Feels like
19°F
Dew Point
24°F
7 PM
26°F
30%
6mph
NW
30% Chance of Snow
Humidity
89%
Feels like
20°F
Dew Point
24°F
8 PM
26°F
30%
6mph
WNW
30% Chance of Snow
Humidity
91%
Feels like
19°F
Dew Point
24°F
9 PM
26°F
0%
6mph
WNW
Cloudy
Humidity
90%
Feels like
19°F
Dew Point
24°F
10 PM
26°F
0%
6mph
WNW
Cloudy
Humidity
93%
Feels like
19°F
Dew Point
24°F
11 PM
25°F
30%
5mph
NW
30% Chance of Snow
Humidity
93%
Feels like
18°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