Sweltering heat will expand, affecting 170 million in central and eastern US
Sweltering heat will expand, affecting 170 million in central and eastern US  
Podcast: AccuWeather Daily
Published On: Sat Jun 21 2025
Description: This surging heat wave can be especially dangerous due to high humidity levels and a lack of consistent heat in many areas so far this year. In Chicago, it can be the "most intense heat wave in years." Also, NASA raised the chance for an asteroid to hit the moon. Learn more about your ad choices. Visit podcastchoices.com/adchoices