Hourly Weather Forecast - Summit Argo, IL

11 AM
13°F
0%
16mph
SSW
Partly Cloudy
Humidity
67%
Feels like
-3°F
Dew Point
4°F
12 PM
15°F
0%
15mph
SW
Partly Cloudy
Humidity
67%
Feels like
0°F
Dew Point
6°F
1 PM
17°F
0%
14mph
SW
Partly Cloudy
Humidity
67%
Feels like
3°F
Dew Point
8°F
2 PM
18°F
0%
13mph
SW
Mostly Cloudy
Humidity
68%
Feels like
5°F
Dew Point
9°F
3 PM
19°F
0%
11mph
SW
Mostly Cloudy
Humidity
71%
Feels like
6°F
Dew Point
11°F
4 PM
19°F
0%
11mph
SW
Mostly Cloudy
Humidity
74%
Feels like
7°F
Dew Point
12°F
4:21 PM
5 PM
20°F
0%
9mph
SW
Mostly Cloudy
Humidity
74%
Feels like
9°F
Dew Point
13°F
6 PM
20°F
0%
9mph
SSW
Partly Cloudy
Humidity
81%
Feels like
10°F
Dew Point
16°F
7 PM
21°F
0%
8mph
SSW
Partly Cloudy
Humidity
82%
Feels like
12°F
Dew Point
16°F
8 PM
21°F
0%
7mph
SW
Mostly Clear
Humidity
83%
Feels like
12°F
Dew Point
17°F
9 PM
21°F
0%
7mph
SW
Clear
Humidity
83%
Feels like
13°F
Dew Point
17°F
10 PM
21°F
0%
6mph
SW
Mostly Clear
Humidity
83%
Feels like
13°F
Dew Point
17°F
11 PM
21°F
0%
6mph
SW
Mostly Clear
Humidity
83%
Feels like
13°F
Dew Point
16°F

Rainfall Totals Through Wednesday A.M.

Heavy Rain Returns to Deluge Pacific Northwest

Another atmospheric river will hit the Pacific Northwest with heavy rain and high winds.

Monday's 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 person standing in a snowy forest with their back to the camera. They are bundled up in a white hat and a brown jacket. (Image by StockSnap from Pixabay)

Common Cold Weather Illnesses

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

Cold Air Damming - Cause And Effects

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