According to the National Weather Service, a polar vortex will impact most of the country this weekend, here is what you need to know.

A new blast of Arctic air sweeping from north to south will bring bone-chilling temperatures to millions of Americans this weekend and next week.

The polar vortex will soon elongate over North America with a dangerous cold moving into sections of Canada and the U.S.

A polar vortex that has hit much of the U.S. with ice and snow has dealt a glancing blow to Florida and its manatee population.

It’ll be a memorable cold outbreak as gusty winds make the frigid air dangerously cold in many locations in the coming days

Much of the U.S. from the Rockies into the Northern Plains will see colder than normal temperatures starting Sunday into the coming week, including forecasted wind chills down to minus 40 degrees F (minus 40 degrees C) or colder in the Dakotas and northern Minnesota, National Weather Service Meteorologist Marc Chenard said.

A rare winter storm is expected to bring heavy snow, sleet and freezing rain to Florida, Texas and other parts of the South next week. While some uncertainty remains over exactly how much snow will fall,

About 80 million Americans are likely to have subzero temperatures at some point in coming days, meteorologists predict.

A major winter storm is brewing for the U.S. Gulf Coast as a powerful blast of Arctic air sinks south this week

A dangerous and potentially life-threatening stretch of cold weather has much of the U.S. on alert as a lobe of the polar vortex invades the nation and sends temperatures tumbling to levels not seen in years.