Multiple drivers had to be rescued after getting stranded in the floodwaters, authorities in West Virginia said.

Thunderstorms brought heavy rains and caused flash flooding in portions of West Virginia, while a wintry mix coated trees and roads in ice and even dropped “thunder ice” in several states.

A winter storm that brought snow, sleet and freezing rain to a large swath of the Midwest swept into the mid-Atlantic and Northeast on Thursday, causing treacherous travel conditions, prompting school delays and closures and potential power outages for millions of Americans.