A major polar vortex is set to dominate the weather, bringing extreme cold temperatures and dangerous wind chills to large portions of the Midwest and Northeast. Minneapolis is bracing for one of the coldest air masses in seven years, with wind chills potentially dropping to minus 50 degrees. Alerts have been issued across multiple states, including Minnesota, New York, and parts of the East Coast, as a severe winter storm is expected to accompany the cold snap this weekend. Forecasts indicate record low temperatures and hazardous conditions, urging residents to prepare for significant snow and bitter cold that could last for several days.