Hourly Weather Forecast - Swansea, IL

12 AM
29°F
0%
5mph
SSW
Partly Cloudy
Humidity
60%
Feels like
24°F
Dew Point
17°F
1 AM
29°F
0%
5mph
SSW
Mostly Clear
Humidity
62%
Feels like
24°F
Dew Point
17°F
2 AM
28°F
10%
5mph
SSW
Mostly Clear
Humidity
65%
Feels like
23°F
Dew Point
18°F
3 AM
28°F
10%
5mph
SSW
Mostly Clear
Humidity
67%
Feels like
22°F
Dew Point
19°F
4 AM
28°F
10%
6mph
SSW
Mostly Clear
Humidity
69%
Feels like
22°F
Dew Point
19°F
5 AM
28°F
10%
5mph
SSW
Mostly Clear
Humidity
72%
Feels like
22°F
Dew Point
20°F
6 AM
28°F
10%
5mph
SSW
Mostly Clear
Humidity
74%
Feels like
22°F
Dew Point
20°F
7 AM
29°F
10%
6mph
SSW
Mostly Clear
Humidity
73%
Feels like
23°F
Dew Point
21°F
7:10 AM
8 AM
31°F
10%
6mph
SSW
Mostly Sunny
Humidity
72%
Feels like
25°F
Dew Point
23°F
9 AM
35°F
10%
7mph
SSW
Mostly Sunny
Humidity
68%
Feels like
29°F
Dew Point
25°F
10 AM
38°F
10%
8mph
SSW
Mostly Sunny
Humidity
64%
Feels like
33°F
Dew Point
27°F
11 AM
42°F
10%
9mph
SSW
Mostly Sunny
Humidity
60%
Feels like
37°F
Dew Point
29°F
12 PM
45°F
10%
9mph
SSW
Sunny
Humidity
59%
Feels like
40°F
Dew Point
31°F
1 PM
46°F
10%
10mph
SSW
Sunny
Humidity
59%
Feels like
41°F
Dew Point
33°F
2 PM
47°F
10%
10mph
S
Mostly Sunny
Humidity
59%
Feels like
42°F
Dew Point
33°F
3 PM
46°F
10%
11mph
S
Mostly Sunny
Humidity
63%
Feels like
40°F
Dew Point
34°F
4 PM
44°F
10%
10mph
S
Mostly Sunny
Humidity
67%
Feels like
38°F
Dew Point
33°F
4:40 PM
5 PM
41°F
10%
10mph
S
Mostly Clear
Humidity
70%
Feels like
35°F
Dew Point
32°F
6 PM
39°F
10%
9mph
S
Partly Cloudy
Humidity
70%
Feels like
33°F
Dew Point
30°F
7 PM
38°F
10%
9mph
S
Mostly Clear
Humidity
72%
Feels like
32°F
Dew Point
30°F
8 PM
37°F
10%
8mph
SSW
Partly Cloudy
Humidity
75%
Feels like
31°F
Dew Point
29°F
9 PM
36°F
10%
8mph
SSW
Mostly Cloudy
Humidity
76%
Feels like
30°F
Dew Point
29°F
10 PM
35°F
10%
7mph
SSW
Mostly Cloudy
Humidity
77%
Feels like
30°F
Dew Point
29°F
11 PM
35°F
10%
7mph
SSW
Mostly Cloudy
Humidity
80%
Feels like
30°F
Dew Point
30°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