Cooler temperatures are expected in late August for the Midwest and Northeast. Meanwhile, much of the West will not get the ...

Sameer Quadri, a 17-year-old student at Niles North High School in Illinois, drowned after going for a night swim with friends at a beach that was closed for dangerous weather conditions.

The setup will also translate into no hurricane concerns for the continental United States for the foreseeable future, as developing cyclones will turn away from North America into the open Atlantic.

This weekend reflects the volatility of August weather in North America, an abrupt collision of early-autumn chill in one half of the country and record-setting heat in the other.

The weekend will bring some changes to Chicago’s weather, with a gradual cooldown expected heading into next week.