Hourly Weather Forecast - Marengo, IL

7 PM
3°F
0%
5mph
WSW
Partly Cloudy
Humidity
83%
Feels like
-7°F
Dew Point
-1°F
8 PM
3°F
0%
4mph
SW
Partly Cloudy
Humidity
83%
Feels like
-7°F
Dew Point
-1°F
9 PM
2°F
0%
5mph
SW
Partly Cloudy
Humidity
82%
Feels like
-8°F
Dew Point
-2°F
10 PM
2°F
0%
6mph
SW
Mostly Clear
Humidity
83%
Feels like
-10°F
Dew Point
-2°F
11 PM
2°F
0%
6mph
SW
Mostly Clear
Humidity
81%
Feels like
-11°F
Dew Point
-3°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

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