It's like "bomb cyclone" or "firenado." It seems like the sort of phenomenon that would be responsible for the ...

A strong polar vortex in the stratosphere has brought subzero temperatures to the Midwest, Mid-Atlantic and deep into the ...

Some areas of the U.S. may see temperatures as low as -20 or -30 degrees early next week as arctic air from Siberia rolls in.

When there are disturbances in which the Jet Stream weakens, it can become wobbly. This allows the cold air to plunge southwards. A disrupted polar vortex does not happen every year. Very much so what ...

Perfect time to hop on a plane and go somewhere south,” FOX Weather Meteorologist Britta Merwin said. “Like, really, really far south.” ...

A blast of Arctic air is set to cover much of the United States with temperatures below freezing starting on Friday and into ...

Arctic air moved south, into the area starting late last week and has lingering since. This has lead to dangerously cold ...

The colder-than-normal temperatures in Houston are part of a larger pattern of Arctic air sweeping through Texas and much of ...

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

Temperatures are expected to plummet over the weekend, bringing life-threatening conditions to large stretches of the United ...

The polar vortex, a swirling mass of cold air located over the polar regions, is responsible for the cold. COLUMBUS, Ohio — ...