In parts of Tennessee, significant icefall of up to half an inch coupled with sizable sleet and snow accumulation has damaged trees and downed power lines, according to the National Weather Service and the City of Memphis. More than 100,000 residents in Memphis alone reported outages by Thursday afternoon. The state is seeing the most outages in the country, with over 146,000 residents in the dark, PowerOutage.us reported. The weather also accounted for more than 5,000 flight cancellations and 2,400 delays on Thursday.