10-Day Weather Forecast - Winthrop Harbor, IL

Mostly cloudy. A slight chance of snow early in the afternoon. A chance of snow late. Highs around 20. West winds 5 to 10 mph. Chance of precipitation 40 percent.

Mostly cloudy. Lows around 13. West winds around 5 mph.

Partly cloudy in the morning then becoming mostly sunny. Highs in the mid 20s. Northwest winds 5 to 10 mph.

Partly cloudy in the evening then becoming mostly cloudy. Lows around 16. Northwest winds around 5 mph.

Mostly cloudy. Highs in the upper 20s.

Partly cloudy in the evening then clearing. Lows 10 to 15.

Partly cloudy in the morning then becoming mostly cloudy. Highs in the upper 20s.

Mostly cloudy. Near steady temperature in the mid 20s.

Partly cloudy in the morning then becoming mostly cloudy. Highs in the upper 30s.

Mostly cloudy. Lows around 30.

Mostly cloudy. Highs in the lower 40s.

Mostly cloudy. Lows in the upper 20s.

Mostly cloudy in the morning then becoming partly cloudy. Highs in the mid 30s.

Mostly cloudy. Low temperature around 28F. Dew point will be around 24F with an average humidity of 75%. Winds will be 2 mph from the SW.

Partly cloudy. High temperature around 34F. Dew point will be around 24F with an average humidity of 73%. Winds will be 3 mph from the NE.

Cloudy with a slight chance of snow. Chance of precipitation 25%. Low temperature around 28F. Dew point will be around 22F with an average humidity of 73%. Winds will be 3 mph from the E.

Cloudy with a chance of rain-snow mix. Chance of precipitation 40%. High temperature around 35F. Dew point will be around 24F with an average humidity of 70%. Winds will be 6 mph from the E.

Cloudy with a chance of rain-snow mix. Chance of precipitation 40%. Low temperature around 31F. Dew point will be around 25F with an average humidity of 73%. Winds will be 7 mph from the SE.