Hourly Weather Forecast - Prospect Heights, IL

12 AM
37°F
0%
12mph
WSW
Cloudy
Humidity
88%
Feels like
29°F
Dew Point
33°F
1 AM
36°F
0%
11mph
WSW
Cloudy
Humidity
88%
Feels like
28°F
Dew Point
33°F
2 AM
36°F
0%
10mph
WSW
Cloudy
Humidity
88%
Feels like
28°F
Dew Point
33°F
3 AM
35°F
0%
10mph
W
Cloudy
Humidity
87%
Feels like
28°F
Dew Point
32°F
4 AM
35°F
0%
9mph
W
Cloudy
Humidity
87%
Feels like
28°F
Dew Point
31°F
5 AM
34°F
0%
8mph
W
Cloudy
Humidity
88%
Feels like
27°F
Dew Point
31°F
6 AM
33°F
0%
7mph
W
Cloudy
Humidity
88%
Feels like
27°F
Dew Point
30°F
7 AM
33°F
0%
7mph
W
Mostly Cloudy
Humidity
87%
Feels like
27°F
Dew Point
30°F
7:14 AM
8 AM
34°F
0%
6mph
W
Partly Cloudy
Humidity
83%
Feels like
28°F
Dew Point
30°F
9 AM
35°F
0%
6mph
W
Partly Cloudy
Humidity
78%
Feels like
31°F
Dew Point
29°F
10 AM
37°F
0%
5mph
W
Partly Cloudy
Humidity
74%
Feels like
33°F
Dew Point
29°F
11 AM
37°F
0%
4mph
W
Partly Cloudy
Humidity
70%
Feels like
34°F
Dew Point
29°F
12 PM
38°F
0%
4mph
W
Partly Cloudy
Humidity
68%
Feels like
34°F
Dew Point
28°F
1 PM
38°F
0%
4mph
WSW
Partly Cloudy
Humidity
67%
Feels like
34°F
Dew Point
28°F
2 PM
37°F
0%
5mph
SW
Mostly Sunny
Humidity
68%
Feels like
34°F
Dew Point
28°F
3 PM
37°F
0%
5mph
SSW
Mostly Sunny
Humidity
71%
Feels like
33°F
Dew Point
28°F
4 PM
35°F
0%
5mph
S
Mostly Sunny
Humidity
75%
Feels like
31°F
Dew Point
28°F
4:21 PM
5 PM
34°F
0%
6mph
S
Mostly Clear
Humidity
79%
Feels like
29°F
Dew Point
29°F
6 PM
34°F
0%
7mph
S
Partly Cloudy
Humidity
82%
Feels like
28°F
Dew Point
29°F
7 PM
34°F
0%
9mph
SSE
Partly Cloudy
Humidity
83%
Feels like
27°F
Dew Point
30°F
8 PM
35°F
0%
9mph
S
Mostly Cloudy
Humidity
84%
Feels like
28°F
Dew Point
31°F
9 PM
35°F
0%
11mph
S
Mostly Cloudy
Humidity
86%
Feels like
28°F
Dew Point
32°F
10 PM
36°F
0%
11mph
S
Cloudy
Humidity
87%
Feels like
28°F
Dew Point
33°F
11 PM
37°F
0%
12mph
S
Mostly Cloudy
Humidity
88%
Feels like
29°F
Dew Point
34°F

Wind chill temperatures Monday A.M.

Cold Weather Chills the Nation Down to the Gulf

Extreme cold paired with their wind chill values will shiver much of the nation.

Snowfall forecast through Monday evening.

Mid-Atlantic, Great Lakes Snow Piles Up

Monday's Weather Outlook

Monday's Weather Outlook

How to Measure Snow via NWS

How To Measure Snow

Weekly Drought Map for December 11, 2025

Hit-or-Miss Precipitation Leads to Mixed Drought Results

A strong cold-air-damming event from March 20, 2018.

Cold Air Damming - Cause And Effects

loading ad...

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide