A dangerous winter storm is forecasted to bring over 60 cm of snow to parts of New York and Pennsylvania, affecting over 60 million people across the eastern United States. The National Weather Service warns of icy conditions, blizzards, and strong winds extending from Kansas to coastal states. An emergency has been declared in Virginia, Missouri, and Kentucky, urging residents to stay home. As temperatures drop to -18°C, authorities express concern over potential power outages and hazardous travel conditions.