Hourly Weather Forecast - Forsyth, IL

12 AM
21°F
10%
6mph
SSW
Mostly Cloudy
Humidity
81%
Feels like
14°F
Dew Point
17°F
1 AM
21°F
10%
6mph
SSW
Mostly Cloudy
Humidity
81%
Feels like
14°F
Dew Point
17°F
2 AM
21°F
10%
6mph
SSW
Mostly Cloudy
Humidity
82%
Feels like
14°F
Dew Point
17°F
3 AM
21°F
10%
6mph
SSW
Mostly Cloudy
Humidity
82%
Feels like
13°F
Dew Point
17°F
4 AM
21°F
10%
6mph
S
Mostly Cloudy
Humidity
83%
Feels like
13°F
Dew Point
17°F
5 AM
21°F
10%
6mph
S
Mostly Cloudy
Humidity
84%
Feels like
13°F
Dew Point
17°F
6 AM
21°F
10%
7mph
S
Mostly Cloudy
Humidity
84%
Feels like
13°F
Dew Point
17°F
7 AM
22°F
10%
7mph
S
Mostly Cloudy
Humidity
84%
Feels like
14°F
Dew Point
18°F
7:10 AM
8 AM
24°F
10%
7mph
S
Partly Cloudy
Humidity
84%
Feels like
16°F
Dew Point
20°F
9 AM
26°F
10%
7mph
S
Partly Cloudy
Humidity
83%
Feels like
18°F
Dew Point
22°F
10 AM
28°F
10%
8mph
S
Partly Cloudy
Humidity
82%
Feels like
20°F
Dew Point
23°F
11 AM
30°F
10%
8mph
S
Partly Cloudy
Humidity
80%
Feels like
22°F
Dew Point
25°F
12 PM
32°F
10%
8mph
S
Partly Cloudy
Humidity
79%
Feels like
24°F
Dew Point
26°F
1 PM
33°F
10%
9mph
S
Partly Cloudy
Humidity
78%
Feels like
26°F
Dew Point
27°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