The New York City area is expected to be hit with extreme heat over the next few days. Summer officially arrived Friday night, and it's coming in with a vengeance. The humidity makes a return this weekend,

The National Weather Service has issued an extreme heat warning for the Highlands for noon on Sunday (June 22) through 8 p.m. on Tuesday. Heat index values (“feels like temperatures”) are expected to reach as high as 110 degrees, it said, increasing the potential for heat-related illnesses, particularly for those who are outdoors.