Roughly 40 million people from Texas to the Carolinas are under winter weather alerts, as a rare winter storm brings bone-chilling temperatures and potentially historic snowfall to cities unused to harsh cold weather.

Heavy snow is expected to blanket large portions of the Eastern U.S. while much of the country will endure dangerously cold temperatures in the coming days

Major winter storm brings heavy snow to East Coast as Arctic blast puts millions under warnings from Plains to Maine

Snowfall forecasts have increased for a winter storm expected to blanket New Jersey with widespread areas of 4 to 8 inches of snow. Winter storm warning areas were expanded early Sunday and a state of emergency is in effect. National Weather Service and AccuWeather

NEW YORK — New York, New Jersey and Connecticut are under winter storm warnings Sunday as the entire region braces for snow. Tri-State Area officials had been issuing warnings and discussing the states' preparations in the days leading up to the storm.

Gov. Phil Murphy said slightly less snow than expected had fallen across New Jersey in the storm that blanketed the state on Sunday, Jan. 19.