Amid a dangerous arctic blast over much of the U.S. this week, snow and ice may bring major travel disruptions and power outages in the South, forecasters warned.

An already active winter is about to shift into overdrive as a trio of storms over the weekend and into next week deliver snow to the Midwest, East and possibly as far south as the Gulf Coast.

The northern Gulf Coast is bracing for a blast of arctic air and a powerful winter storm early next week, bringing dangerously cold temperatures, icy conditions, and snow. The cold air will begin arriving late Sunday,