Polar Vortex, Arctic Blast

The polar vortex's blast of Arctic air from Canada brought the season's coldest weather to the majority of U.S. The vortex is ...
The unseasonable chill that has swept through the eastern half of the US defies last year's mild winters and the South's ...
Arctic air has brought chilling temperatures as low as 12 degrees in New York City on Monday night but are we in a polar ...
Under the Rotunda of the U.S. Capitol, Donald Trump was again inaugurated, this time as the 47th president of the United ...
The most unusually cold air in the Northern Hemisphere will be over the United States early next week, bringing dangerously ...
Marylanders are bracing for the upcoming polar vortex, expected to bring temperatures into the single digits early this week.
Freezing temperatures caused a water main to burst in Detroit recently, flooding neighborhood streets and turning them into icy lakes.
Today, most of central Ohio experienced its coldest morning of the winter so far. Here’s a map of the observed temperatures ...