After several days of freezing temperatures, snow, sleet and rain fell in North Texas on Thursday, bringing travel disruptions in the air and on the ground, school closures and upending a region that doesn’t often see frozen precipitation.

North Texans awoke to snow, sleet and the ever-elusive "thundersleet" Thursday morning as a storm unleashed a mix of wintry precipitation in the region. Thundersleet occurs when thunder rumbles while sleet,

Snow and ice and snow are accumulating on bridges and overpasses of major highways, according to TxDOT. Motorists should drive with caution and expect traffic delays.