The meteorologists said the polar vortex system is set up due north of Michigan over Canada's Hudson Bay. It's at least ...

Starting Thursday, dangerously frigid air from Siberia and the North Pole is forecast to plunge the Great Lakes region into ...

A chilling polar vortex is set to bring snow and ice to the South and East this week. We show where.

Extremely cold air is going to take over Michigan, as the center of the Polar Vortex drops far south. The center of this ...

Mississippi to possibly see brutally cold temperatures as polar vortex shifts south bringing Arctic air with it.

Behind the historic winter storm that blasted 40 states this weekend, a dome of Arctic air associated with the polar vortex will bring days of life-threatening temperatures to much of the country, ...

The big winter (and popular) topic is dusted off very early this season as frigid air plunges south next weekend. But what is ...

Meteorologists warn that a stretched polar vortex could bring severe winter weather to much of the United States ...

The polar vortex is set to bring a winter storm to parts of Mississippi with ice, snow. But extreme cold will last for days.

Temperatures could fall below -20 F across certain parts of North Dakota and Minnesota.

More snow is on the way for southern Ontario, with a widespread shot occurring on Wednesday. That will be followed by ...