The most unusually cold air in the Northern Hemisphere will be over the United States early next week, bringing dangerously ...
The polar vortex is a ring of cold air that typically circles the Arctic. A strong jet stream essentially acts like a fence, ...
President-elect Donald Trump's second inauguration will mark the coldest presidential ceremony in more than 40 years.
A polar vortex is slated to sweep most of the continental US bringing winter storm warnings and a hazardous freeze to ...
Americans were bracing Thursday for frigid temperatures that forecasters said could produce life-threatening conditions, with ...
Follow live updates from Donald Trump's presidential inauguration as he is sworn in as the 47th US President to succeed Joe ...
An arctic air mass settled over New York City and much of the country Sunday evening, bringing a deep freeze and the chance ...
Another blast of winter weather is expected in parts of the U.S. in the coming days, including bone-chilling wind in the ...