Another blast of winter storms in the U.S. on Thursday closed schools, snarled flights and put millions of residents across the South under warnings of snow and freezing rain that could cause dangerous travel conditions.

East Texas students are returning back to classrooms after winter break, however many school districts are expected to delay or cancel classes as wintry weather enters the area. School districts in the Piney Woods will be keeping an eye on the changing forecast as precipitation is expected while temperatures remain in

Dallas ISD and Arlington ISD are among the districts to announce school closures due to Thursday's expected wintry weather.