Hourly Weather Forecast - Williamsville, IL

12 AM
27°F
10%
12mph
SSE
Mostly Clear
Humidity
62%
Feels like
17°F
Dew Point
16°F
1 AM
28°F
10%
12mph
S
Mostly Clear
Humidity
63%
Feels like
17°F
Dew Point
17°F
2 AM
28°F
10%
12mph
S
Partly Cloudy
Humidity
64%
Feels like
18°F
Dew Point
17°F
3 AM
28°F
10%
12mph
S
Partly Cloudy
Humidity
65%
Feels like
18°F
Dew Point
18°F
4 AM
29°F
10%
12mph
S
Partly Cloudy
Humidity
66%
Feels like
19°F
Dew Point
19°F
5 AM
29°F
10%
12mph
S
Mostly Cloudy
Humidity
66%
Feels like
19°F
Dew Point
19°F
6 AM
30°F
10%
12mph
S
Cloudy
Humidity
67%
Feels like
20°F
Dew Point
20°F
7 AM
31°F
10%
12mph
S
Cloudy
Humidity
67%
Feels like
22°F
Dew Point
22°F

Wind chill temperatures Monday A.M.

Cold Weather Chills the Nation Down to the Gulf

Extreme cold paired with their wind chill values will shiver much of the nation.

Snowfall forecast through Monday evening.

Mid-Atlantic, Great Lakes Snow Piles Up

Sunday 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 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