Hourly Weather Forecast - Prospect Heights, IL

12 AM
39°F
10%
11mph
SSW
Partly Cloudy
Humidity
66%
Feels like
33°F
Dew Point
29°F
1 AM
39°F
10%
11mph
SW
Partly Cloudy
Humidity
69%
Feels like
33°F
Dew Point
30°F
2 AM
39°F
0%
11mph
SW
Mostly Clear
Humidity
72%
Feels like
32°F
Dew Point
31°F
3 AM
39°F
0%
10mph
SW
Partly Cloudy
Humidity
76%
Feels like
32°F
Dew Point
32°F
4 AM
38°F
0%
10mph
SW
Partly Cloudy
Humidity
81%
Feels like
31°F
Dew Point
33°F
5 AM
38°F
0%
10mph
SW
Partly Cloudy
Humidity
85%
Feels like
31°F
Dew Point
34°F
6 AM
37°F
0%
9mph
SW
Partly Cloudy
Humidity
86%
Feels like
31°F
Dew Point
34°F
7 AM
38°F
0%
9mph
SW
Partly Cloudy
Humidity
86%
Feels like
31°F
Dew Point
34°F
7:17 AM
8 AM
39°F
0%
10mph
SW
Partly Cloudy
Humidity
84%
Feels like
33°F
Dew Point
35°F
9 AM
41°F
0%
10mph
SW
Partly Cloudy
Humidity
80%
Feels like
35°F
Dew Point
35°F
10 AM
43°F
0%
10mph
SW
Mostly Sunny
Humidity
78%
Feels like
37°F
Dew Point
37°F
11 AM
45°F
0%
10mph
SW
Partly Cloudy
Humidity
75%
Feels like
39°F
Dew Point
37°F
12 PM
46°F
0%
10mph
WSW
Partly Cloudy
Humidity
74%
Feels like
41°F
Dew Point
38°F
1 PM
46°F
0%
9mph
WSW
Partly Cloudy
Humidity
73%
Feels like
42°F
Dew Point
38°F
2 PM
46°F
0%
8mph
WSW
Partly Cloudy
Humidity
74%
Feels like
42°F
Dew Point
38°F
3 PM
45°F
10%
7mph
WSW
Partly Cloudy
Humidity
77%
Feels like
41°F
Dew Point
38°F
4 PM
43°F
10%
7mph
W
Partly Cloudy
Humidity
80%
Feels like
39°F
Dew Point
38°F
4:24 PM
5 PM
41°F
10%
6mph
W
Partly Cloudy
Humidity
83%
Feels like
37°F
Dew Point
37°F
6 PM
39°F
10%
6mph
WNW
Mostly Cloudy
Humidity
85%
Feels like
35°F
Dew Point
35°F
7 PM
38°F
10%
6mph
WNW
Mostly Cloudy
Humidity
82%
Feels like
34°F
Dew Point
33°F
8 PM
37°F
10%
6mph
NW
Mostly Cloudy
Humidity
84%
Feels like
33°F
Dew Point
33°F
9 PM
37°F
10%
6mph
NNW
Mostly Cloudy
Humidity
84%
Feels like
32°F
Dew Point
33°F
10 PM
37°F
10%
6mph
NNW
Mostly Cloudy
Humidity
85%
Feels like
32°F
Dew Point
32°F
11 PM
36°F
10%
5mph
N
Mostly Cloudy
Humidity
86%
Feels like
32°F
Dew Point
32°F

Forecast Peak Wind Gusts Today

High Winds, Rain, and Snow Cross the Country

A clipper moving over the Great Lakes brings rain, snow, and high winds through the Atlantic Coastline.

Rainfall and Snowfall Totals Through Friday

Atmospheric River Symptoms Repeat in the Northwest

Thursday's Weather Outlook

Today's Weather Outlook

Flu Update Valid For Week Ending December 6, 2025

Weekly Flu Update: Flu Exceeds Annual Baseline

Weekly Drought Map for December 11, 2025

Hit-or-Miss Precipitation Leads to Mixed Drought Results

How to Measure Snow via NWS

How To Measure Snow

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