Hourly Weather Forecast - Mount Vernon, IL

12 AM
28°F
0%
12mph
S
Partly Cloudy
Humidity
60%
Feels like
18°F
Dew Point
15°F
1 AM
28°F
0%
12mph
SSW
Partly Cloudy
Humidity
61%
Feels like
18°F
Dew Point
16°F
2 AM
29°F
0%
12mph
SSW
Mostly Cloudy
Humidity
65%
Feels like
18°F
Dew Point
18°F
3 AM
29°F
10%
13mph
SSW
Cloudy
Humidity
68%
Feels like
19°F
Dew Point
20°F
4 AM
30°F
10%
13mph
SSW
Cloudy
Humidity
73%
Feels like
20°F
Dew Point
22°F
5 AM
31°F
20%
14mph
SSW
Cloudy
Humidity
77%
Feels like
20°F
Dew Point
24°F
6 AM
31°F
10%
14mph
SSW
Cloudy
Humidity
82%
Feels like
21°F
Dew Point
26°F
7 AM
33°F
10%
14mph
SSW
Mostly Cloudy
Humidity
85%
Feels like
23°F
Dew Point
28°F
7:08 AM
8 AM
35°F
0%
13mph
SW
Partly Cloudy
Humidity
87%
Feels like
26°F
Dew Point
31°F
9 AM
37°F
0%
13mph
SW
Mostly Sunny
Humidity
83%
Feels like
29°F
Dew Point
32°F
10 AM
39°F
0%
13mph
SW
Partly Cloudy
Humidity
77%
Feels like
31°F
Dew Point
32°F
11 AM
40°F
0%
13mph
WSW
Partly Cloudy
Humidity
73%
Feels like
33°F
Dew Point
32°F
12 PM
41°F
0%
13mph
WSW
Partly Cloudy
Humidity
71%
Feels like
34°F
Dew Point
33°F
1 PM
42°F
0%
12mph
WSW
Partly Cloudy
Humidity
69%
Feels like
35°F
Dew Point
32°F
2 PM
41°F
0%
11mph
W
Mostly Sunny
Humidity
66%
Feels like
35°F
Dew Point
31°F
3 PM
40°F
0%
10mph
W
Mostly Sunny
Humidity
66%
Feels like
33°F
Dew Point
29°F
4 PM
37°F
0%
9mph
W
Mostly Sunny
Humidity
69%
Feels like
30°F
Dew Point
28°F
5 PM
34°F
0%
6mph
W
Sunny
Humidity
74%
Feels like
28°F
Dew Point
26°F
5:05 PM
6 PM
31°F
0%
5mph
WSW
Clear
Humidity
86%
Feels like
26°F
Dew Point
27°F
7 PM
30°F
0%
5mph
WSW
Clear
Humidity
86%
Feels like
25°F
Dew Point
26°F
8 PM
30°F
0%
5mph
WSW
Clear
Humidity
82%
Feels like
24°F
Dew Point
25°F
9 PM
30°F
0%
6mph
WSW
Clear
Humidity
82%
Feels like
24°F
Dew Point
25°F
10 PM
29°F
0%
6mph
WSW
Clear
Humidity
84%
Feels like
23°F
Dew Point
25°F
11 PM
29°F
0%
7mph
WSW
Clear
Humidity
84%
Feels like
22°F
Dew Point
25°F

Snow Forecast through Sunday

Series of Weather Systems Cover Great Lakes, East in Snow

Two main areas of low pressure will produce snow in the Upper Midwest, Great Lakes and Eastern U.S.

Monday's Weather Outlook

Today's Weather Outlook

Weekly Drought Map for January 15, 2026

Active Weather Creates Mix of Improvements, Degradations to Drought Depiction

Vehicle driving in wintry conditions

Prepare Your Car for Cold Weather

(Image provided by NOAA)

Polar Vortex: What Is It?

People skating on a frozen pond on a clear day. (Image by Q K from Pixabay)

Safety Tips For Icy Surfaces

loading ad...

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide