Hourly Weather Forecast - Somonauk, IL

12 AM
34°F
30%
5mph
NW
30% Chance of Flurries
Humidity
87%
Feels like
29°F
Dew Point
30°F
1 AM
33°F
30%
6mph
NW
30% Chance Snow Showers
Humidity
87%
Feels like
28°F
Dew Point
30°F
2 AM
33°F
30%
5mph
NNW
30% Chance Snow Showers
Humidity
84%
Feels like
28°F
Dew Point
28°F
3 AM
32°F
30%
5mph
NNW
30% Chance Snow Showers
Humidity
81%
Feels like
27°F
Dew Point
27°F
4 AM
31°F
10%
5mph
NNW
Partly Cloudy
Humidity
78%
Feels like
26°F
Dew Point
25°F
5 AM
29°F
10%
5mph
NNW
Partly Cloudy
Humidity
77%
Feels like
24°F
Dew Point
23°F
6 AM
28°F
10%
4mph
NNW
Mostly Cloudy
Humidity
77%
Feels like
23°F
Dew Point
22°F
7 AM
27°F
10%
4mph
NNW
Partly Cloudy
Humidity
79%
Feels like
22°F
Dew Point
21°F
7:18 AM
8 AM
28°F
10%
4mph
NNW
Partly Cloudy
Humidity
75%
Feels like
23°F
Dew Point
21°F
9 AM
29°F
10%
4mph
NNW
Partly Cloudy
Humidity
68%
Feels like
25°F
Dew Point
20°F

Rainfall Totals Through Wednesday A.M.

Heavy Rain Returns to Deluge Pacific Northwest

Another atmospheric river will hit the Pacific Northwest with heavy rain and high winds.

Monday's Weather Outlook

Today's 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 person standing in a snowy forest with their back to the camera. They are bundled up in a white hat and a brown jacket. (Image by StockSnap from Pixabay)

Common Cold Weather Illnesses

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

Cold Air Damming - Cause And Effects

loading ad...

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide