Millions should prepare for disrupted travel and winter conditions as a fierce storm is set to bring ice, snow and freezing rain to much of the U.S. A winter storm watch has been issued for Greater Cincinnati as a potentially harsh system is forecast to make its way into the area on Sunday.

Break got a surprise extension for thousands of students across the St. Louis region due to a widespread winter storm. Numerous school districts canceled classes for Monday after snow and ice caused transportation issues across the area's roads.