A polar vortex is slated to sweep most of the continental United States bringing a hazardous freeze to millions of Americans from the Deep South to the Northeast Saturday going into next week.

After days of balmy weather, New York City is slated to get buried in snow and then hit with an arctic blast expected to unleash a potentially life-threatening chill. With a frigid polar vortex set to grip huge swaths of the U.

A recent study explains how warmer temperatures at the top of the planet destabilize the jet stream and allow colder air to travel south.

A huge swath of the U.S. is being blasted by ice, snow and wind, as the polar vortex that dipped south over the weekend is keeping an area stretching from

A severe winter storm has hit the central US, bringing snow, ice, and plunging temperatures. Warnings extend from Kansas to New Jersey, with travel dangerously affected. Governors have declared states of emergency,

WASHINGTON — A huge swath of the U.S. was blasted with ice, snow and wind on Monday as the polar vortex that dipped ... The warnings extended to New Jersey into early Tuesday.

A major winter blast is stirring up dangerous conditions across the U.S. central and southern states all the way to the East Coast

AP) — A huge swath of the U.S. was blasted with ice, snow and wind on Monday as the polar vortex that dipped ... The warnings extended to New Jersey into early Tuesday. At the storied Calumet ...

A huge swath of the U.S. was blasted with ice, snow and wind on Monday as the polar vortex that dipped ... The warnings extended to New Jersey into early Tuesday. At the storied Calumet Farm ...

New York City prepares for severe winter conditions with heavy snowfall and a deep freeze expected this weekend. Temperatures could feel as cold as 15 degrees below zero with wind chills potentially reaching-15 degrees.

Here's a detailed forecast and timeline of when NYC will see snow on Sunday, how many inches to expect and what's forecast to happen when a polar vortex sweeps the area next week:

Some of the coldest air that we've seen so far this winter looks to be paying the Garden State a visit early next week.