After days of blistering heat, the nation’s sweaty East Coast is getting to open windows, go outside and take a deep breath of relatively cool, but temporary, relief on Friday. Triple digit temperatures are plummeting as much as 40 degrees, with humidity dropping alongside. (AP Video produced by Aya Diab)

For East, temperatures swing high, then swing low and will soon go back up

After days of blistering heat, the nation’s sweaty East Coast is getting to open windows, go outside and take a deep breath of relatively cool, but temporary, relief on Friday. Triple digit temperatures are plummeting as much as 40 degrees, with humidity dropping alongside. (AP Video produced by Aya Diab)