Hourly Weather Forecast - Swansea, IL

12 AM
44°F
10%
15mph
SW
Cloudy
Humidity
69%
Feels like
37°F
Dew Point
34°F
1 AM
44°F
10%
15mph
WSW
Cloudy
Humidity
69%
Feels like
38°F
Dew Point
35°F
2 AM
45°F
10%
14mph
WSW
Cloudy
Humidity
69%
Feels like
39°F
Dew Point
36°F
3 AM
46°F
20%
14mph
WSW
Cloudy
Humidity
70%
Feels like
39°F
Dew Point
36°F
4 AM
46°F
10%
15mph
W
Mostly Cloudy
Humidity
70%
Feels like
39°F
Dew Point
37°F
5 AM
46°F
10%
15mph
W
Partly Cloudy
Humidity
70%
Feels like
39°F
Dew Point
37°F
6 AM
45°F
10%
16mph
W
Partly Cloudy
Humidity
69%
Feels like
38°F
Dew Point
36°F
7 AM
44°F
10%
18mph
WNW
Mostly Cloudy
Humidity
68%
Feels like
37°F
Dew Point
35°F
7:06 AM
8 AM
44°F
0%
19mph
WNW
Mostly Cloudy
Humidity
66%
Feels like
35°F
Dew Point
33°F
9 AM
42°F
0%
21mph
WNW
Windy
Humidity
65%
Feels like
33°F
Dew Point
31°F
10 AM
41°F
0%
21mph
WNW
Windy
Humidity
64%
Feels like
31°F
Dew Point
30°F
11 AM
39°F
0%
21mph
NW
Windy
Humidity
65%
Feels like
29°F
Dew Point
29°F
12 PM
38°F
0%
21mph
NW
Windy
Humidity
66%
Feels like
28°F
Dew Point
28°F
1 PM
38°F
0%
19mph
NW
Mostly Cloudy
Humidity
66%
Feels like
28°F
Dew Point
27°F
2 PM
37°F
0%
19mph
NW
Partly Cloudy
Humidity
66%
Feels like
27°F
Dew Point
27°F
3 PM
37°F
0%
17mph
NW
Partly Cloudy
Humidity
66%
Feels like
27°F
Dew Point
27°F
4 PM
36°F
0%
15mph
NW
Partly Cloudy
Humidity
67%
Feels like
27°F
Dew Point
26°F
4:38 PM
5 PM
35°F
0%
13mph
NW
Partly Cloudy
Humidity
68%
Feels like
26°F
Dew Point
26°F
6 PM
34°F
0%
11mph
NW
Partly Cloudy
Humidity
68%
Feels like
26°F
Dew Point
25°F
7 PM
34°F
0%
10mph
NW
Partly Cloudy
Humidity
68%
Feels like
26°F
Dew Point
25°F
8 PM
33°F
0%
10mph
NW
Mostly Cloudy
Humidity
69%
Feels like
25°F
Dew Point
24°F
9 PM
32°F
0%
9mph
NW
Cloudy
Humidity
71%
Feels like
25°F
Dew Point
24°F
10 PM
31°F
0%
9mph
NW
Cloudy
Humidity
73%
Feels like
24°F
Dew Point
24°F
11 PM
31°F
0%
8mph
NW
Cloudy
Humidity
74%
Feels like
23°F
Dew Point
24°F

Snow and ice forecast through Thursday A.M.

Snow Barrels Across the Northern U.S.

Low pressure will produce a swath of snow from Minnesota to Maine into Thursday.

Rainfall Forecast for Northwest through Thursday

Heavy Rain, Flooding Soaks The Northwest

Wednesday's Weather Outlook

Wednesday'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

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Traffic Cameras

Weather Cameras

Outdoor Sports Guide