Hourly Weather Forecast - Mount Prospect, IL

12 AM
31°F
0%
6mph
SE
Partly Cloudy
Humidity
70%
Feels like
25°F
Dew Point
23°F
1 AM
31°F
0%
6mph
SE
Mostly Cloudy
Humidity
72%
Feels like
25°F
Dew Point
23°F
2 AM
31°F
0%
6mph
SSE
Mostly Cloudy
Humidity
73%
Feels like
25°F
Dew Point
23°F
3 AM
31°F
0%
6mph
SSE
Mostly Cloudy
Humidity
71%
Feels like
25°F
Dew Point
23°F
4 AM
31°F
0%
7mph
SSE
Mostly Cloudy
Humidity
69%
Feels like
25°F
Dew Point
22°F
5 AM
32°F
0%
7mph
S
Mostly Cloudy
Humidity
68%
Feels like
25°F
Dew Point
22°F
6 AM
32°F
0%
7mph
S
Mostly Cloudy
Humidity
67%
Feels like
25°F
Dew Point
22°F
6:48 AM
7 AM
33°F
0%
7mph
S
Mostly Cloudy
Humidity
64%
Feels like
27°F
Dew Point
22°F
8 AM
36°F
0%
9mph
S
Mostly Cloudy
Humidity
65%
Feels like
29°F
Dew Point
25°F
9 AM
40°F
0%
10mph
SSW
Partly Cloudy
Humidity
59%
Feels like
34°F
Dew Point
27°F
10 AM
44°F
0%
10mph
SSW
Partly Cloudy
Humidity
53%
Feels like
38°F
Dew Point
28°F
11 AM
47°F
0%
11mph
SSW
Mostly Cloudy
Humidity
49%
Feels like
42°F
Dew Point
29°F
12 PM
50°F
0%
11mph
SW
Cloudy
Humidity
46%
Feels like
45°F
Dew Point
30°F
1 PM
52°F
0%
11mph
SW
Cloudy
Humidity
44%
Feels like
52°F
Dew Point
31°F
2 PM
53°F
0%
10mph
SW
Partly Cloudy
Humidity
43%
Feels like
53°F
Dew Point
31°F
3 PM
53°F
0%
10mph
WSW
Partly Cloudy
Humidity
42%
Feels like
53°F
Dew Point
31°F
4 PM
53°F
0%
9mph
WSW
Partly Cloudy
Humidity
44%
Feels like
53°F
Dew Point
31°F
5 PM
51°F
0%
8mph
W
Mostly Sunny
Humidity
46%
Feels like
51°F
Dew Point
32°F
6 PM
50°F
0%
7mph
W
Mostly Sunny
Humidity
49%
Feels like
50°F
Dew Point
32°F
7 PM
49°F
10%
6mph
WNW
Mostly Sunny
Humidity
55%
Feels like
46°F
Dew Point
33°F
7:08 PM
8 PM
47°F
10%
6mph
NW
Mostly Clear
Humidity
58%
Feels like
44°F
Dew Point
33°F
9 PM
45°F
10%
6mph
NW
Clear
Humidity
60%
Feels like
42°F
Dew Point
33°F
10 PM
44°F
10%
6mph
NNW
Clear
Humidity
62%
Feels like
40°F
Dew Point
32°F
11 PM
43°F
10%
6mph
N
Mostly Clear
Humidity
64%
Feels like
39°F
Dew Point
31°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?

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