Hourly Weather Forecast - Jacksonville, IL

11 AM
33°F
10%
21mph
NW
Windy
Humidity
79%
Feels like
21°F
Dew Point
27°F
12 PM
33°F
0%
21mph
NW
Windy
Humidity
77%
Feels like
21°F
Dew Point
26°F
1 PM
32°F
0%
20mph
NW
Cloudy
Humidity
73%
Feels like
21°F
Dew Point
25°F
2 PM
32°F
0%
18mph
NW
Cloudy
Humidity
71%
Feels like
20°F
Dew Point
24°F
3 PM
31°F
0%
17mph
NW
Cloudy
Humidity
71%
Feels like
20°F
Dew Point
23°F
4 PM
30°F
0%
15mph
NW
Cloudy
Humidity
71%
Feels like
19°F
Dew Point
22°F
4:36 PM
5 PM
29°F
0%
13mph
NW
Cloudy
Humidity
72%
Feels like
19°F
Dew Point
22°F
6 PM
29°F
0%
12mph
NW
Cloudy
Humidity
75%
Feels like
19°F
Dew Point
22°F
7 PM
29°F
0%
11mph
NW
Cloudy
Humidity
75%
Feels like
19°F
Dew Point
22°F
8 PM
28°F
0%
11mph
NW
Cloudy
Humidity
77%
Feels like
19°F
Dew Point
22°F
9 PM
28°F
0%
11mph
NW
Cloudy
Humidity
78%
Feels like
18°F
Dew Point
22°F
10 PM
27°F
0%
11mph
NW
Cloudy
Humidity
77%
Feels like
17°F
Dew Point
21°F
11 PM
27°F
0%
11mph
NW
Cloudy
Humidity
75%
Feels like
17°F
Dew Point
20°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