Boston to Chicago: More Than 100 Million Feel Stifling Heat
Plain and simple, this week may feel the worst of any week for this summer in the Northeast and parts of the Midwest. The region will be a virtual sauna bath.
High daytime and nighttime temperatures, high humidity, intense sunshine and lack of wind will make the area seem like the middle of the tropics.
The pattern will pose health risks ranging from poor air quality to a dangerous buildup of heat in urban areas to risk of heat stroke for those physically very active.