Weather

Severe Thunderstorm Warning including Chicago Heights IL, Park Forest IL and Homewood IL until 4:00 PM CDT

The phenomenon, known as a gigantic jet, is a Transient Luminous Event (TLE) and looks like upside-down red lightning.

It was a wet and thundery start to the weekend with cooler temperatures on the way.

A shift in the weather pattern is expected to bring cooler and wetter conditions to the Chicago area through the upcoming week.

Above-normal warmth continues in Chicago with scattered showers possible tonight and into early next week.

Isolated showers or storms are possible Friday evening and night, but coverage will be sparse.

Chicago stays unseasonably warm with highs near 80 and off-and-on showers expected through early next week.

New data shows nearly every U.S. state saw extreme heat this summer. See which areas were hit hardest.

There is a chance for rain and storms Saturday and Sunday afternoon.