The incoming Arctic blast will bring very cold temperatures to West Michigan, but it still falls short of the historic, ...

After this weekend's snow storm moves out, cold Arctic air will move in.

An Extreme Cold Warning starts overnight as an Arctic front will bring the coldest weather the Chicago area has seen since ...

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

Cold temps are not uncommon in January, but the polar vortex-related extremes the Elgin-area will see Friday are downright ...

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

"Potentially hundreds of thousands of people may go without electricity and heat for days, one meteorologist said ...

It exists all the time, but it usually gets stronger in winter. When the jet stream (a river of wind) bends and dips south, ...

Alabama braces for another polar vortex blast bringing well below freezing temperatures. How cold will temperatures get? Here ...

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

As the U.S. prepares to take on another bout of cold weather, the term "polar vortex" is getting thrown around. But what is ...

As a winter storm approaches Western North Carolina and other regions, here's what to know about deciphering forecaster terms.