New York City anticipates a heatwave with temperatures potentially reaching a 105-degree heat index, posing hazardous weather conditions later this week.

We're headed for a First Alert Weather Day Friday due to dangerously high heat and humidity levels, plus the threat of strong to severe thunderstorms in the afternoon.Heat, humidity return ThursdayIt ...

A sweltering heat wave will bring dangerously hot conditions to the Chicago area this week, the NBC 5 Storm Team said.

The heat wave comes 30 years after a deadly, weeklong heat wave in Chicago that saw temperatures as high as 106 degrees and ...