Hourly Weather Forecast - Cortland, IL

10 AM
13°F
0%
11mph
W
Partly Cloudy
Humidity
71%
Feels like
-1°F
Dew Point
5°F
11 AM
14°F
10%
12mph
W
Mostly Cloudy
Humidity
73%
Feels like
0°F
Dew Point
6°F
12 PM
14°F
10%
12mph
W
Mostly Cloudy
Humidity
75%
Feels like
1°F
Dew Point
8°F
1 PM
15°F
10%
11mph
W
Mostly Cloudy
Humidity
79%
Feels like
1°F
Dew Point
9°F
2 PM
15°F
10%
11mph
W
Cloudy
Humidity
82%
Feels like
2°F
Dew Point
10°F
3 PM
15°F
30%
11mph
W
30% Chance of Snow
Humidity
87%
Feels like
2°F
Dew Point
12°F
4 PM
15°F
30%
11mph
W
30% Chance of Heavy Snow
Humidity
92%
Feels like
2°F
Dew Point
13°F
4:50 PM
5 PM
15°F
30%
10mph
W
30 % Chance of Heavy Snow
Humidity
93%
Feels like
3°F
Dew Point
13°F
6 PM
16°F
30%
10mph
W
30 % Chance of Heavy Snow
Humidity
95%
Feels like
4°F
Dew Point
15°F
7 PM
17°F
30%
10mph
W
30 % Chance of Heavy Snow
Humidity
93%
Feels like
4°F
Dew Point
15°F
8 PM
17°F
30%
10mph
W
30 % Chance of Heavy Snow
Humidity
91%
Feels like
5°F
Dew Point
15°F
9 PM
16°F
30%
11mph
W
30% Chance of Snow
Humidity
90%
Feels like
4°F
Dew Point
14°F
10 PM
16°F
30%
11mph
W
30% Chance of Snow
Humidity
89%
Feels like
3°F
Dew Point
13°F
11 PM
14°F
10%
10mph
W
Mostly Cloudy
Humidity
88%
Feels like
1°F
Dew Point
11°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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