Heat wave fast facts:
- Up to 195 million people could be affected from the central U.S. to the East Coast.
- New Orleans had a heat index of 120 degrees as of 1 p.m. Friday.
- New York City officials canceled the Central Park festival Ozy Fest.
- Former New York Giants offensive lineman Mitch Petrus died from apparent heat stroke in Arkansas.
A dangerous heat wave is sweeping through large parts the central and eastern U.S. that could affect up to 195 million people. Heat indexes of over 100 degrees were already recorded from Miami to Minneapolis on Friday.
Parts of the upper Midwest and along the East Coast facing temperatures that feel like 110 degrees. The National Weather Service said about 120 record-high minimum temperatures could be set — meaning there will barely be any relief at night.