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.
A major cold blast is in store for millions of Americans as a lobe of a polar vortex will bring brutally cold temperatures to ...
The polar vortex will extend into the metro St. Louis area Saturday, bringing several days of temperatures plunging to single digits and wind chills below zero.
The polar vortex is a ring of cold air that typically circles the Arctic. A strong jet stream essentially acts like a fence, ...