Hourly Weather Forecast - Cortland, IL

12 AM
46°F
10%
5mph
S
Clear
Humidity
81%
Feels like
43°F
Dew Point
41°F
1 AM
47°F
10%
5mph
S
Clear
Humidity
86%
Feels like
44°F
Dew Point
43°F
2 AM
47°F
10%
6mph
SSW
Hazy
Humidity
91%
Feels like
44°F
Dew Point
44°F
3 AM
47°F
10%
6mph
SSW
Hazy
Humidity
94%
Feels like
44°F
Dew Point
45°F
4 AM
46°F
10%
6mph
SSW
Hazy
Humidity
96%
Feels like
43°F
Dew Point
45°F
5 AM
46°F
10%
6mph
SSW
Hazy
Humidity
97%
Feels like
43°F
Dew Point
45°F
6 AM
46°F
10%
6mph
SW
Partly Cloudy
Humidity
95%
Feels like
42°F
Dew Point
44°F
6:48 AM
7 AM
47°F
10%
6mph
SW
Partly Cloudy
Humidity
86%
Feels like
44°F
Dew Point
43°F
8 AM
50°F
10%
8mph
WSW
Mostly Cloudy
Humidity
80%
Feels like
46°F
Dew Point
44°F
9 AM
53°F
10%
9mph
WNW
Mostly Cloudy
Humidity
74%
Feels like
53°F
Dew Point
45°F
10 AM
56°F
20%
10mph
NW
Mostly Cloudy
Humidity
69%
Feels like
56°F
Dew Point
46°F
11 AM
59°F
20%
10mph
NW
Mostly Cloudy
Humidity
62%
Feels like
59°F
Dew Point
46°F
12 PM
61°F
20%
9mph
NW
Mostly Cloudy
Humidity
56%
Feels like
61°F
Dew Point
45°F
1 PM
63°F
20%
9mph
NW
Cloudy
Humidity
51%
Feels like
63°F
Dew Point
45°F
2 PM
64°F
30%
9mph
NW
30% Chance of Light Rain
Humidity
47%
Feels like
64°F
Dew Point
44°F
3 PM
64°F
30%
9mph
NW
30% Chance of Light Rain
Humidity
45%
Feels like
64°F
Dew Point
43°F
4 PM
64°F
30%
9mph
NW
30% Chance of Light Rain
Humidity
45%
Feels like
64°F
Dew Point
42°F
5 PM
62°F
30%
9mph
NW
30% Chance of Light Rain
Humidity
46%
Feels like
62°F
Dew Point
41°F
6 PM
58°F
30%
9mph
NNW
30% Chance of Light Rain
Humidity
48%
Feels like
58°F
Dew Point
38°F

Saturday's High Temperature Outlook

Scorching Heat Continues Across the Southwest

Dozens of record high temperatures will be challenged or shattered across the Southwest today.

Weekend Weather Outlook

Weekend Weather Outlook

Weekly Drought Map for March 19, 2026

Active Weather, Drought Improvements for Eastern Half; Drying Persists Elsewhere

(Image provided by Pixabay.com)

Lightning Safety

A tree knocked over after a storm produced high winds. (provided by PublicDomainPictures via Pixabay.com)

Strong Winds in the Springtime

Story image: WeatherBug user Pat S. captures a plant blooming in Columbia, Md., on February 24, 2017.

When Does Spring Begin?

loading ad...

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide