Hourly Weather Forecast - Summit-Argo, IL

1 PM
42°F
0%
4mph
WSW
Partly Cloudy
Humidity
64%
Feels like
40°F
Dew Point
31°F
2 PM
41°F
0%
5mph
SSE
Partly Cloudy
Humidity
64%
Feels like
38°F
Dew Point
30°F
3 PM
40°F
0%
6mph
SE
Partly Cloudy
Humidity
66%
Feels like
36°F
Dew Point
30°F
4 PM
38°F
0%
7mph
SSE
Partly Cloudy
Humidity
70%
Feels like
33°F
Dew Point
29°F
4:21 PM
5 PM
37°F
0%
8mph
SSE
Partly Cloudy
Humidity
76%
Feels like
31°F
Dew Point
30°F
6 PM
35°F
0%
9mph
SSE
Mostly Clear
Humidity
78%
Feels like
29°F
Dew Point
29°F
7 PM
35°F
0%
10mph
SSE
Mostly Clear
Humidity
80%
Feels like
27°F
Dew Point
29°F
8 PM
35°F
0%
12mph
SSE
Partly Cloudy
Humidity
81%
Feels like
26°F
Dew Point
29°F
9 PM
35°F
0%
13mph
S
Partly Cloudy
Humidity
83%
Feels like
26°F
Dew Point
30°F
10 PM
36°F
0%
14mph
S
Partly Cloudy
Humidity
84%
Feels like
27°F
Dew Point
31°F
11 PM
37°F
0%
14mph
S
Partly Cloudy
Humidity
85%
Feels like
28°F
Dew Point
32°F

Rainfall and Snowfall Totals Through Thursday

Pineapple Express Slams Northwestern U.S.

The atmospheric river this week will keep buffeting the Pacific Northwest with heavy rain, snow, and high winds.

Wednesday'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

loading ad...

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide