10-Day Weather Forecast - Prospect Heights, IL

Mostly sunny. Highs in the upper 80s. Southwest winds 5 to 10 mph.

Partly cloudy. Lows in the lower 70s. Southwest winds 5 to 10 mph.

Mostly cloudy. A chance of showers with a slight chance of thunderstorms in the morning then showers likely with a chance of thunderstorms in the afternoon. Humid with highs in the mid 80s. Southwest winds 5 to 10 mph. Chance of precipitation 70 percent.

Mostly cloudy. Showers likely with a chance of thunderstorms in the evening then a chance of showers after midnight. Lows in the upper 60s. Northwest winds around 5 mph becoming north after midnight. Chance of precipitation 70 percent.

Mostly cloudy. A slight chance of showers and thunderstorms in the morning. Highs in the lower 80s inland but only in the mid 70s near the lake. Chance of precipitation 20 percent.

Mostly cloudy. A chance of showers and thunderstorms mainly in the evening. Lows in the mid 60s. Chance of precipitation 30 percent.

Partly cloudy. A slight chance of showers and thunderstorms in the afternoon. Highs in the lower 80s. Chance of precipitation 20 percent.

Partly cloudy. Lows in the upper 60s.

Mostly sunny. Highs in the mid 80s.

Mostly clear. Lows in the upper 60s.

Mostly sunny. Highs in the upper 80s.

Mostly clear. Lows in the lower 70s.

Mostly sunny. Highs in the lower 90s.

Clear. Low temperature around 69F. Dew point will be around 64F with an average humidity of 73%. Winds will be 2 mph from the NW.

Mostly sunny with widely scattered thunderstorms. Chance of storms 25%. High temperature around 84F. Dew point will be around 63F with an average humidity of 57%. Winds will be 3 mph from the NW.

Mostly clear with widely scattered thunderstorms. Chance of storms 25%. Low temperature around 67F. Dew point will be around 61F with an average humidity of 70%. Winds will be 2 mph from the N.

Sunny. High temperature around 82F. Dew point will be around 62F with an average humidity of 58%. Winds will be 3 mph from the NW.

Clear. Low temperature around 66F. Dew point will be around 59F with an average humidity of 71%. Winds will be 1 mph from the W.