Hourly Weather Forecast - Summit, IL

12 AM
39°F
80%
9mph
ENE
80% Chance of Sleet
Humidity
72%
Feels like
33°F
Dew Point
31°F
1 AM
38°F
80%
9mph
ENE
80% Chance of Sleet
Humidity
75%
Feels like
32°F
Dew Point
31°F
2 AM
38°F
80%
9mph
E
80% Chance Frozen Mix
Humidity
79%
Feels like
31°F
Dew Point
32°F
3 AM
37°F
70%
9mph
E
70% Chance of Sleet
Humidity
82%
Feels like
31°F
Dew Point
32°F
4 AM
37°F
60%
9mph
E
60% Chance Frozen Mix
Humidity
84%
Feels like
30°F
Dew Point
33°F
5 AM
37°F
40%
9mph
E
40% Chance of Light Rain
Humidity
86%
Feels like
30°F
Dew Point
33°F
6 AM
37°F
30%
9mph
E
30% Chance of Light Rain
Humidity
89%
Feels like
30°F
Dew Point
34°F
6:31 AM
7 AM
37°F
20%
9mph
E
Cloudy
Humidity
90%
Feels like
30°F
Dew Point
34°F
8 AM
38°F
10%
9mph
E
Cloudy
Humidity
90%
Feels like
32°F
Dew Point
36°F
9 AM
40°F
10%
9mph
E
Cloudy
Humidity
90%
Feels like
34°F
Dew Point
37°F
10 AM
42°F
10%
9mph
E
Cloudy
Humidity
86%
Feels like
36°F
Dew Point
38°F
11 AM
43°F
10%
9mph
E
Mostly Cloudy
Humidity
86%
Feels like
38°F
Dew Point
39°F
12 PM
45°F
10%
9mph
E
Mostly Cloudy
Humidity
83%
Feels like
40°F
Dew Point
40°F
1 PM
46°F
0%
8mph
E
Mostly Cloudy
Humidity
81%
Feels like
41°F
Dew Point
40°F
2 PM
46°F
0%
8mph
E
Mostly Cloudy
Humidity
82%
Feels like
42°F
Dew Point
41°F
3 PM
47°F
0%
7mph
E
Mostly Cloudy
Humidity
83%
Feels like
44°F
Dew Point
42°F
4 PM
47°F
0%
6mph
E
Partly Cloudy
Humidity
83%
Feels like
44°F
Dew Point
42°F
5 PM
46°F
0%
6mph
E
Partly Cloudy
Humidity
82%
Feels like
43°F
Dew Point
41°F
5:53 PM
6 PM
45°F
0%
6mph
E
Partly Cloudy
Humidity
83%
Feels like
42°F
Dew Point
40°F
7 PM
44°F
0%
5mph
E
Partly Cloudy
Humidity
86%
Feels like
41°F
Dew Point
40°F
8 PM
43°F
10%
5mph
E
Partly Cloudy
Humidity
88%
Feels like
40°F
Dew Point
40°F
9 PM
43°F
10%
5mph
E
Mostly Cloudy
Humidity
92%
Feels like
40°F
Dew Point
41°F
10 PM
43°F
20%
5mph
ESE
Mostly Cloudy
Humidity
93%
Feels like
40°F
Dew Point
41°F
11 PM
43°F
20%
5mph
ESE
Cloudy
Humidity
93%
Feels like
40°F
Dew Point
41°F

Sunday's Weather Outlook

Sunday's Weather Outlook

The first day of March will feature wintry weather in the Lower Midwest and parts of the Northeast.

Weekly Drought Map for February 26, 2026

Widespread Drought Degradation For South, Southeast; Mixed Results Elsewhere

Debris flies through the air as howling winds accompanied by a line of storms approach the old Tarrant County Courthouse in downtown Fort Worth, Texas, on March 2, 2023. (Tom Fox/The Dallas Morning News via AP)

Lightning Season Rapidly Approaching: Best Safety Practices

Rocky Mountain National Park at day in December. (NPS Natural Resources/Wikimedia Commons)

Snowmelt and Flooding

U.S. Route 52 near St. Donatus between Bellevue and Dubuque, Iowa. (Tony Webster from Portland, Oregon)

Winter Weather Driving Safety Tips

Flooding Can Happen in the Winter Too!

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