The storms caused widespread power outages, affecting over one million residents across Illinois, Indiana, Ohio, and Kentucky. Wind damage stretched from northeast Iowa to eastern Kentucky, uprooting trees and damaging buildings. Tornadoes added to the destruction, with 11 reports logged, including an EF-2 tornado in Illinois. Heavy rainfall led to flooding in areas already impacted by Tuesday's storms, increasing risks for residents in the Ohio Valley. The potential classification of the storm system as a derecho highlights the severity of the event.