The flash flooding posed significant risks to residents, particularly in low-lying areas of Queens and Brooklyn. Drivers were stranded, and some vehicles were nearly swept away by the fast-moving water. Public transit disruptions left commuters stranded, while downed trees and debris created additional hazards. Emergency management officials warned of life-threatening situations and urged residents to avoid walking, swimming, or driving through floodwaters. The rapid onset of the flooding, reportedly occurring within 25 minutes in some areas, heightened the danger. The storms also caused damage to infrastructure, including highways and public transportation systems.