Hourly Weather Forecast - Summit Argo, IL

9 AM
1°F
0%
13mph
NW
Sunny
Humidity
64%
Feels like
-17°F
Dew Point
-8°F
10 AM
4°F
0%
13mph
NW
Sunny
Humidity
62%
Feels like
-13°F
Dew Point
-7°F
11 AM
6°F
0%
12mph
NW
Sunny
Humidity
59%
Feels like
-10°F
Dew Point
-5°F
12 PM
8°F
0%
11mph
WNW
Sunny
Humidity
57%
Feels like
-7°F
Dew Point
-4°F
1 PM
9°F
0%
11mph
WNW
Mostly Sunny
Humidity
55%
Feels like
-5°F
Dew Point
-3°F
2 PM
10°F
0%
10mph
WNW
Mostly Sunny
Humidity
55%
Feels like
-3°F
Dew Point
-2°F
3 PM
11°F
0%
10mph
WNW
Mostly Sunny
Humidity
56%
Feels like
-2°F
Dew Point
-2°F
4 PM
11°F
0%
9mph
W
Mostly Sunny
Humidity
57%
Feels like
-2°F
Dew Point
-1°F
4:21 PM
5 PM
10°F
0%
9mph
W
Mostly Clear
Humidity
60%
Feels like
-3°F
Dew Point
-1°F
6 PM
9°F
0%
10mph
W
Partly Cloudy
Humidity
62%
Feels like
-4°F
Dew Point
-1°F
7 PM
9°F
0%
10mph
WSW
Partly Cloudy
Humidity
64%
Feels like
-5°F
Dew Point
-1°F
8 PM
9°F
0%
10mph
WSW
Partly Cloudy
Humidity
64%
Feels like
-5°F
Dew Point
-1°F
9 PM
8°F
0%
10mph
WSW
Mostly Clear
Humidity
65%
Feels like
-5°F
Dew Point
-1°F
10 PM
8°F
0%
10mph
SW
Mostly Clear
Humidity
65%
Feels like
-6°F
Dew Point
-1°F
11 PM
8°F
0%
11mph
SW
Mostly Clear
Humidity
66%
Feels like
-7°F
Dew Point
-1°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

Sunday Weather Outlook

Today'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

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