People living "basically anywhere from the Rockies eastward" will see extremely cold temperatures over the next several days, a meteorologist says. That includes Kansas City, which is set to host a Chiefs playoffs game this weekend.

A polar vortex is currently hitting the United States, with schools closed in many areas and at least four deaths caused by treacherous conditions.

(AP) — The plunging polar vortex brought subfreezing temperatures ... according to the National Weather Service. Road crews in the Kansas City area, which received about 11 inches (28 ...

Temperatures for the majority of today will hover around 21 -22 degrees but the winds will end up making it feel like 10-15 degrees.

These conditions are all thanks to a familiar sounding occurrence: the polar vortex ... four NFL playoff games continue as scheduled in Kansas City, Detroit, Philadelphia and Buffalo, N.Y ...

According to the NWS, the Arctic polar vortex is a powerful band of west-to-east winds that develops in the stratosphere, about 10 to 30 miles above the North Pole, during the winter season. It is always present near the poles, though it weakens during summer and intensifies in winter.

A historic winter storm is poised to produce potentially record-breaking snows from coastal Texas to northern Florida late Monday into Tuesday. The event comes as an Arctic blast affects more than half the U.

Residents across the country from the Northern Plains to the tip of Maine are bracing for dangerously low temperatures

Brutal cold and snowy roads to start the week, with temperatures barely reaching double digits during the day and falling below zero at night. Wind will make it feel like 10 to 15 degrees below zero at times Monday night and Tuesday morning,

The wind chill reached minus 27 and a fan nearly lost his fingers on a frigid night a year ago in Kansas City.

Much of the nation will be caught in the grip of extreme cold because of the destabilization of the polar vortex ... Texans at Arrowhead Stadium in Kansas City, Mo., CBS News reports.

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