There's no relief yet from the heat wave that was set over most of the U.S. and made its way to Delaware. The National Weather Service has issued an extreme heat warning for nearly all of Delaware through Wednesday,

A potentially life-threatening heat wave hit the East Coast of the United States on Monday, with temperatures expected to climb to 40 degrees Celsius (104 F) in the New York metropolitan area.Over the weekend Cuomo urged residents to cast their votes even if the temperatures hit 100 degrees Fahrenheit.

Life-threatening heat is impacting more than 145 million people across the United States with triple-digit temperatures from Texas to New England. In New Jersey, a pair of outdoor graduation ceremonies landed 16 attendees in the hospital.