Hourly Weather Forecast - Vandalia, IL

12 AM
27°F
10%
5mph
NW
Partly Cloudy
Humidity
72%
Feels like
21°F
Dew Point
19°F
1 AM
26°F
10%
4mph
WNW
Partly Cloudy
Humidity
73%
Feels like
20°F
Dew Point
18°F
2 AM
25°F
10%
4mph
WNW
Mostly Cloudy
Humidity
74%
Feels like
19°F
Dew Point
18°F
3 AM
24°F
20%
5mph
WNW
Mostly Cloudy
Humidity
75%
Feels like
18°F
Dew Point
17°F
4 AM
24°F
20%
5mph
WNW
Partly Cloudy
Humidity
75%
Feels like
17°F
Dew Point
17°F
5 AM
23°F
20%
5mph
WNW
Mostly Cloudy
Humidity
76%
Feels like
16°F
Dew Point
17°F
6 AM
23°F
20%
6mph
NW
Mostly Cloudy
Humidity
75%
Feels like
16°F
Dew Point
16°F
7 AM
23°F
20%
6mph
NW
Partly Cloudy
Humidity
72%
Feels like
16°F
Dew Point
15°F
7:10 AM
8 AM
24°F
10%
6mph
WNW
Partly Cloudy
Humidity
67%
Feels like
16°F
Dew Point
14°F
9 AM
24°F
10%
7mph
WNW
Sunny
Humidity
62%
Feels like
17°F
Dew Point
13°F
10 AM
26°F
10%
7mph
WNW
Sunny
Humidity
57%
Feels like
18°F
Dew Point
13°F
11 AM
28°F
10%
8mph
WNW
Mostly Sunny
Humidity
51%
Feels like
20°F
Dew Point
13°F
12 PM
30°F
10%
8mph
W
Mostly Sunny
Humidity
47%
Feels like
22°F
Dew Point
12°F
1 PM
31°F
10%
8mph
W
Mostly Sunny
Humidity
44%
Feels like
23°F
Dew Point
12°F
2 PM
32°F
10%
8mph
W
Partly Cloudy
Humidity
43%
Feels like
25°F
Dew Point
12°F
3 PM
32°F
10%
7mph
W
Partly Cloudy
Humidity
43%
Feels like
25°F
Dew Point
12°F
4 PM
31°F
10%
5mph
WSW
Mostly Sunny
Humidity
46%
Feels like
25°F
Dew Point
12°F
5 PM
29°F
10%
4mph
SW
Partly Cloudy
Humidity
51%
Feels like
25°F
Dew Point
13°F
5:06 PM
6 PM
27°F
10%
3mph
SSW
Cloudy
Humidity
55%
Feels like
24°F
Dew Point
13°F
7 PM
26°F
10%
4mph
S
Cloudy
Humidity
57%
Feels like
22°F
Dew Point
13°F
8 PM
26°F
10%
5mph
S
Cloudy
Humidity
58%
Feels like
20°F
Dew Point
13°F
9 PM
25°F
10%
6mph
S
Mostly Cloudy
Humidity
59%
Feels like
18°F
Dew Point
13°F
10 PM
25°F
10%
6mph
S
Mostly Cloudy
Humidity
59%
Feels like
18°F
Dew Point
13°F
11 PM
25°F
10%
6mph
S
Cloudy
Humidity
60%
Feels like
17°F
Dew Point
13°F

Snow Forecast through Sunday

Unrelenting Storm Track Brings Snow to Great Lakes & Northeast

A couple low pressure systems will produce additional snowfall across the Great Lakes, Upper Midwest, and Northeast this weekend into the upcoming week.

Weekend Weather Outlook

Weekend 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

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