The advancing cool air mass is expected to bring relief to areas in the eastern Corn Belt that have been inundated with heavy rainfall. However, the Northern Plains and parts of the Midwest may face severe thunderstorms, with risks including heavy rainfall, strong winds, and localized flooding. The central Plains and Rockies could also experience scattered storms, posing risks to outdoor activities and agriculture. In the southern U.S., extreme heat may lead to heat-related illnesses, particularly in vulnerable populations.