Hourly Weather Forecast - DeKalb, IL

12 AM
43°F
10%
6mph
SSE
Clear
Humidity
67%
Feels like
39°F
Dew Point
32°F
1 AM
43°F
10%
6mph
SSE
Clear
Humidity
68%
Feels like
39°F
Dew Point
33°F
2 AM
44°F
10%
6mph
SSE
Clear
Humidity
69%
Feels like
41°F
Dew Point
35°F
3 AM
45°F
10%
6mph
S
Mostly Clear
Humidity
72%
Feels like
42°F
Dew Point
37°F
4 AM
46°F
10%
6mph
S
Mostly Clear
Humidity
74%
Feels like
42°F
Dew Point
38°F
5 AM
46°F
10%
6mph
S
Mostly Clear
Humidity
77%
Feels like
43°F
Dew Point
40°F
6 AM
47°F
10%
7mph
SSW
Partly Cloudy
Humidity
78%
Feels like
44°F
Dew Point
41°F
6:48 AM
7 AM
49°F
10%
7mph
SSW
Partly Cloudy
Humidity
76%
Feels like
46°F
Dew Point
42°F
8 AM
51°F
10%
10mph
SSW
Mostly Cloudy
Humidity
74%
Feels like
51°F
Dew Point
43°F
9 AM
54°F
20%
11mph
SW
Mostly Cloudy
Humidity
68%
Feels like
54°F
Dew Point
44°F
10 AM
57°F
20%
13mph
WSW
Mostly Cloudy
Humidity
64%
Feels like
57°F
Dew Point
45°F
11 AM
59°F
20%
13mph
WSW
Mostly Cloudy
Humidity
58%
Feels like
59°F
Dew Point
45°F
12 PM
62°F
20%
13mph
W
Mostly Cloudy
Humidity
54%
Feels like
62°F
Dew Point
45°F
1 PM
64°F
20%
13mph
W
Cloudy
Humidity
49%
Feels like
64°F
Dew Point
44°F

Today's High Temperature Outlook

Dangerous 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