Hourly Weather Forecast - Prospect Heights, IL

12 AM
33°F
0%
13mph
N
Mostly Cloudy
Humidity
74%
Feels like
23°F
Dew Point
25°F
1 AM
32°F
0%
13mph
N
Partly Cloudy
Humidity
74%
Feels like
23°F
Dew Point
25°F
2 AM
32°F
0%
12mph
N
Partly Cloudy
Humidity
74%
Feels like
23°F
Dew Point
25°F
3 AM
31°F
0%
11mph
N
Partly Cloudy
Humidity
74%
Feels like
22°F
Dew Point
24°F
4 AM
31°F
0%
11mph
N
Partly Cloudy
Humidity
74%
Feels like
22°F
Dew Point
24°F
5 AM
30°F
0%
10mph
N
Mostly Clear
Humidity
74%
Feels like
22°F
Dew Point
23°F
6 AM
29°F
0%
9mph
N
Mostly Clear
Humidity
74%
Feels like
21°F
Dew Point
22°F
6:50 AM
7 AM
30°F
0%
8mph
NNW
Sunny
Humidity
71%
Feels like
22°F
Dew Point
22°F
8 AM
32°F
0%
8mph
NNW
Sunny
Humidity
67%
Feels like
25°F
Dew Point
22°F
9 AM
35°F
0%
8mph
N
Sunny
Humidity
60%
Feels like
28°F
Dew Point
22°F
10 AM
38°F
0%
7mph
N
Sunny
Humidity
54%
Feels like
32°F
Dew Point
22°F
11 AM
40°F
0%
7mph
N
Sunny
Humidity
48%
Feels like
35°F
Dew Point
22°F
12 PM
42°F
0%
7mph
N
Sunny
Humidity
44%
Feels like
38°F
Dew Point
22°F
1 PM
44°F
0%
7mph
N
Sunny
Humidity
40%
Feels like
40°F
Dew Point
22°F
2 PM
44°F
0%
7mph
NNE
Mostly Sunny
Humidity
39%
Feels like
40°F
Dew Point
21°F
3 PM
44°F
0%
7mph
NE
Partly Cloudy
Humidity
39%
Feels like
40°F
Dew Point
21°F
4 PM
43°F
0%
7mph
NE
Partly Cloudy
Humidity
41%
Feels like
39°F
Dew Point
21°F
5 PM
41°F
0%
7mph
ENE
Partly Cloudy
Humidity
44%
Feels like
36°F
Dew Point
21°F
6 PM
38°F
0%
7mph
ENE
Partly Cloudy
Humidity
49%
Feels like
33°F
Dew Point
21°F
7 PM
36°F
0%
7mph
E
Mostly Sunny
Humidity
55%
Feels like
30°F
Dew Point
21°F
7:07 PM
8 PM
34°F
0%
7mph
E
Mostly Clear
Humidity
59%
Feels like
27°F
Dew Point
21°F
9 PM
32°F
0%
6mph
E
Partly Cloudy
Humidity
63%
Feels like
26°F
Dew Point
21°F
10 PM
31°F
0%
6mph
ESE
Partly Cloudy
Humidity
65%
Feels like
26°F
Dew Point
21°F
11 PM
31°F
0%
6mph
ESE
Partly Cloudy
Humidity
68%
Feels like
25°F
Dew Point
22°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?

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