arctic blast, Polar vortex

A historic winter storm is poised to produce potentially record-breaking snows from coastal Texas to northern Florida late ...
Several businesses and organizations have announced closings and cancellations ahead of the extremely cold temperatures.
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.
These severe cold events occur when the polar jet stream – the familiar jet stream of winter that runs along the boundary ...
An arctic air mass settled over New York City and much of the country Sunday evening, bringing a deep freeze and the chance ...
A polar vortex is slated to sweep most of the continental United States bringing a hazardous freeze to millions of Americans ...