Hourly Weather Forecast - Seymour, IL

12 AM
25°F
10%
14mph
WNW
Mostly Cloudy
Humidity
64%
Feels like
13°F
Dew Point
14°F
1 AM
23°F
0%
13mph
WNW
Mostly Cloudy
Humidity
64%
Feels like
11°F
Dew Point
13°F
2 AM
22°F
0%
13mph
WNW
Mostly Cloudy
Humidity
63%
Feels like
10°F
Dew Point
12°F
3 AM
22°F
0%
12mph
WNW
Mostly Cloudy
Humidity
63%
Feels like
10°F
Dew Point
11°F
4 AM
21°F
0%
11mph
WNW
Partly Cloudy
Humidity
63%
Feels like
9°F
Dew Point
11°F
5 AM
20°F
0%
11mph
WNW
Partly Cloudy
Humidity
63%
Feels like
9°F
Dew Point
10°F
6 AM
20°F
0%
10mph
WNW
Mostly Clear
Humidity
62%
Feels like
9°F
Dew Point
9°F
7 AM
20°F
0%
10mph
WNW
Mostly Clear
Humidity
60%
Feels like
9°F
Dew Point
9°F
7:11 AM
8 AM
21°F
0%
10mph
WNW
Sunny
Humidity
56%
Feels like
10°F
Dew Point
8°F
9 AM
23°F
10%
10mph
WNW
Sunny
Humidity
52%
Feels like
13°F
Dew Point
8°F
10 AM
25°F
10%
8mph
W
Sunny
Humidity
49%
Feels like
16°F
Dew Point
8°F
11 AM
27°F
10%
7mph
WSW
Sunny
Humidity
46%
Feels like
19°F
Dew Point
9°F
12 PM
28°F
10%
7mph
SW
Sunny
Humidity
43%
Feels like
21°F
Dew Point
9°F
1 PM
29°F
10%
7mph
SSW
Sunny
Humidity
42%
Feels like
22°F
Dew Point
9°F
2 PM
30°F
10%
7mph
S
Sunny
Humidity
42%
Feels like
23°F
Dew Point
10°F
3 PM
31°F
10%
8mph
S
Sunny
Humidity
43%
Feels like
23°F
Dew Point
11°F

Wind chill temperatures Monday A.M.

Cold Weather Chills the Nation Down to the Gulf

In the path of a weak low-pressure system that brings snow to the Midwest and Northeast, extreme cold weather and brutally cold wind chill values will bring a bitter cold to much of the Nation.

Snowfall forecast through Sunday A.M.

Snow Spreads Across the Midwest into the Mid-Atlantic

Weekend Weather Outlook

Weekend 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 strong cold-air-damming event from March 20, 2018.

Cold Air Damming - Cause And Effects

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