Hourly Weather Forecast - Winthrop Harbor, IL

12 AM
1°F
30%
3mph
WNW
30% Chance Snow Showers
Humidity
70%
Feels like
-7°F
Dew Point
-7°F
1 AM
0°F
20%
3mph
WNW
Clear
Humidity
69%
Feels like
-7°F
Dew Point
-8°F
2 AM
0°F
20%
3mph
WNW
Clear
Humidity
71%
Feels like
0°F
Dew Point
-8°F
3 AM
-1°F
20%
3mph
WNW
Very Cold
Humidity
70%
Feels like
-1°F
Dew Point
-9°F
4 AM
-2°F
20%
3mph
WNW
Very Cold
Humidity
69%
Feels like
-2°F
Dew Point
-10°F
5 AM
-3°F
20%
2mph
WNW
Very Cold
Humidity
70%
Feels like
-3°F
Dew Point
-11°F

Snow Forecast through Sunday

Series of Weather Systems Cover Great Lakes, East in Snow

Two main areas of low pressure will produce snow in the Upper Midwest, Great Lakes and Eastern U.S.

Monday's Weather Outlook

Today's Weather Outlook

Weekly Drought Map for January 15, 2026

Active Weather Creates Mix of Improvements, Degradations to Drought Depiction

Vehicle driving in wintry conditions

Prepare Your Car for Cold Weather

(Image provided by NOAA)

Polar Vortex: What Is It?

People skating on a frozen pond on a clear day. (Image by Q K from Pixabay)

Safety Tips For Icy Surfaces

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