A dangerous heat wave continues to scorch the Midwest and East Coast, with heat indices exceeding 100°F (37.7°C) in many areas. Heat advisories are in effect from Minnesota to Maine and parts of the South. Cities like Philadelphia have declared heat emergencies, offering cooling centers and assistance. The heat is impacting sporting events and daily life, with some canceling outdoor plans. Meteorologists attribute the extreme heat to a persistent heat dome, unusually widespread for early June.

Prepared by Olivia Bennett and reviewed by editorial team.