After a winter storm this weekend, the polar vortex will return, bringing subzero temperatures to around 80 million people from Montana to Maine and potentially as far south as northern Texas.

The latest arctic blast will move into the northern Rockies and northern Plains Saturday and spread to the central and eastern U.S. through much of next week.

The US is preparing for its 10th cold snap caused by the polar vortex this season as meteorologists warn it could be the worst yet with strong winds and snowfall making things worse