Chicago weather: Heat, humidity build into early next week

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Chicago weather: Heat, humidity build into early next week

Chicago is in for a heat streak. Today and Sunday will be in the upper 80s, but come Monday temperatures will tap 90 with a heat index of over 100 degrees.

A late-summer heat wave is expected to hit Chicago early next week. 

According to the National Weather Service (NWS), temperatures will soar and humidity levels will rise significantly, making for uncomfortable conditions.

While the weekend will bring mostly dry weather, with only a slight chance of scattered thunderstorms on Sunday west of the city, the heat and humidity will begin to build on Monday and Tuesday. Heat indices will likely climb over 100 degrees on both days.  

Today and Sunday will remain in the 80s with partly cloudy skies. After the peak heat on Monday and Tuesday, temperatures will dip back into the 80s through Friday.