Hourly Weather Forecast - Prospect Heights, IL

12 AM
39°F
0%
5mph
NE
Cloudy
Humidity
80%
Feels like
36°F
Dew Point
34°F
1 AM
39°F
0%
4mph
NE
Mostly Cloudy
Humidity
82%
Feels like
36°F
Dew Point
34°F
2 AM
38°F
0%
4mph
NE
Mostly Cloudy
Humidity
84%
Feels like
35°F
Dew Point
33°F
3 AM
37°F
0%
4mph
ENE
Mostly Cloudy
Humidity
85%
Feels like
34°F
Dew Point
33°F
4 AM
37°F
0%
4mph
ENE
Mostly Cloudy
Humidity
86%
Feels like
33°F
Dew Point
33°F
5 AM
37°F
0%
5mph
ENE
Partly Cloudy
Humidity
87%
Feels like
33°F
Dew Point
33°F
6 AM
37°F
0%
5mph
E
Partly Cloudy
Humidity
86%
Feels like
33°F
Dew Point
33°F
6:53 AM
7 AM
39°F
10%
5mph
E
Partly Cloudy
Humidity
81%
Feels like
36°F
Dew Point
34°F
8 AM
42°F
10%
5mph
ESE
Partly Cloudy
Humidity
76%
Feels like
39°F
Dew Point
36°F
9 AM
46°F
10%
6mph
SE
Partly Cloudy
Humidity
71%
Feels like
43°F
Dew Point
37°F
10 AM
50°F
0%
6mph
SSE
Partly Cloudy
Humidity
64%
Feels like
50°F
Dew Point
39°F
11 AM
55°F
0%
7mph
S
Partly Cloudy
Humidity
59%
Feels like
55°F
Dew Point
40°F
12 PM
58°F
0%
9mph
S
Mostly Sunny
Humidity
54%
Feels like
58°F
Dew Point
42°F
1 PM
62°F
0%
10mph
SSW
Partly Cloudy
Humidity
51%
Feels like
62°F
Dew Point
44°F
2 PM
65°F
0%
11mph
SSW
Partly Cloudy
Humidity
48%
Feels like
65°F
Dew Point
45°F
3 PM
67°F
0%
12mph
SSW
Partly Cloudy
Humidity
46%
Feels like
67°F
Dew Point
46°F
4 PM
68°F
0%
13mph
SW
Mostly Sunny
Humidity
45%
Feels like
68°F
Dew Point
46°F
5 PM
68°F
0%
13mph
SW
Mostly Sunny
Humidity
46%
Feels like
68°F
Dew Point
47°F
6 PM
68°F
0%
12mph
SW
Mostly Sunny
Humidity
47%
Feels like
68°F
Dew Point
47°F
7 PM
66°F
0%
11mph
SW
Mostly Sunny
Humidity
51%
Feels like
66°F
Dew Point
47°F
7:04 PM
8 PM
65°F
0%
11mph
SW
Mostly Clear
Humidity
55%
Feels like
65°F
Dew Point
49°F
9 PM
63°F
0%
10mph
SW
Mostly Clear
Humidity
59%
Feels like
63°F
Dew Point
49°F
10 PM
62°F
0%
10mph
SW
Mostly Clear
Humidity
63%
Feels like
62°F
Dew Point
49°F
11 PM
61°F
0%
10mph
SW
Mostly Clear
Humidity
66%
Feels like
61°F
Dew Point
49°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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