arctic blast, Polar vortex

These severe cold events occur when the polar jet stream – the familiar jet stream of winter that runs along the boundary ...
Major winter storm brings heavy snow to East Coast as Arctic blast puts millions under warnings from Plains to Maine ...
An arctic air mass settled over New York City and much of the country Sunday evening, bringing a deep freeze and the chance ...
Several businesses and organizations have announced closings and cancellations ahead of the extremely cold temperatures.
A polar vortex is slated to sweep most of the continental United States bringing a hazardous freeze to millions of Americans ...