10-Day Weather Forecast - South Chicago Heights, IL

Partly cloudy in the morning then becoming mostly cloudy. A slight chance of showers and thunderstorms late in the morning. Showers and thunderstorms likely early in the afternoon then a chance of showers and thunderstorms late. Highs in the lower 90s. Temperature falling into the lower 80s in the afternoon. West winds 10 to 15 mph with gusts up to 25 mph becoming northwest in the afternoon. Chance of precipitation 60 percent. Heat index values up to 101.

Mostly clear. Patchy smoke in the late evening and overnight. Lows in the upper 60s. Northeast winds 5 to 10 mph.

Mostly sunny. Patchy smoke. Highs in the lower 80s. Northeast winds around 5 mph.

Mostly clear. Lows in the mid 60s. East winds around 5 mph becoming southeast after midnight.

Partly cloudy in the morning then becoming mostly cloudy. Humid with highs in the mid 80s. South winds 5 to 10 mph increasing to southwest 10 to 15 mph in the afternoon.

Showers likely with a chance of thunderstorms. Lows in the lower 70s. Chance of precipitation 70 percent.

Partly cloudy with a slight chance of showers and thunderstorms. Highs in the mid 80s. Chance of precipitation 20 percent.

Mostly clear. Lows in the mid 60s.

Mostly sunny. Highs in the upper 70s.

Mostly clear. Lows around 60.

Mostly sunny. Highs in the lower 80s.

Mostly clear in the evening then becoming partly cloudy. Lows in the lower 60s.

Partly cloudy. Highs in the lower 80s.

Partly cloudy with a 25% chance for rain and thunderstorms. Low temperature around 66F. Dew point will be around 64F with an average humidity of 87%. Winds will be 2 mph from the S.

Sunny with a 30% chance for rain and thunderstorms. High temperature around 79F. Dew point will be around 66F with an average humidity of 75%. Winds will be 1 mph from the NE.

Mostly clear with a 30% chance for rain and thunderstorms. Low temperature around 67F. Dew point will be around 65F with an average humidity of 85%. Winds will be 1 mph from the E.

Sunny with widely scattered thunderstorms. Chance of storms 30%. High temperature around 80F. Dew point will be around 67F with an average humidity of 73%. Winds will be 2 mph from the NE.

Mostly clear with widely scattered thunderstorms. Chance of storms 30%. Low temperature around 67F. Dew point will be around 65F with an average humidity of 83%. Winds will be 1 mph from the NE.