Polar vortex, temperatures

The polar vortex is a ring of cold air that typically circles the Arctic. A strong jet stream essentially acts like a fence, ...
The most unusually cold air in the Northern Hemisphere will be over the United States early next week, bringing dangerously ...
President-elect Donald Trump's second inauguration will mark the coldest presidential ceremony in more than 40 years.
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.
Watch live as Donald Trump’s inauguration parade takes place inside the Capitol today (20 January) as Washington DC continues ...
People living "basically anywhere from the Rockies eastward" will see extremely cold temperatures over the next several days, ...
A polar vortex is slated to sweep most of the continental United States bringing a hazardous freeze to millions of Americans ...
Although people from all over the country, of all ages and backgrounds, joined the People's March, one protester said no one ...