Arctic blast, Polar vortex

A polar vortex is slated to sweep most of the continental US bringing winter storm warnings and a hazardous freeze to ...
Marylanders are bracing for the upcoming polar vortex, expected to bring temperatures into the single digits early this week.
The polar vortex is expected to reach the Utah-Idaho border sometime in the late afternoon and evening Friday as it continues ...
These severe cold events occur when the polar jet stream – the familiar jet stream of winter that runs along the boundary ...
The region enacts cold weather measures when temperatures dip to -15 C or it feels like -20 C with the wind chill.
From preparing your car to staying safe outdoors, here’s everything to know about getting ready for the incoming colder ...