The vortex is essentially an area of low pressure in the upper layers of the atmosphere over the polar region up north. This ...

The upcoming midweek storm is one of several systems that promises to bring precipitation and eventually the month's coldest ...

Research has found that rising temperatures in the Arctic are weakening weather systems that normally trap the cold around ...

Washington, D.C., received heavy snow as President ... It’s like an ice skating rink out there in the fields.” The polar vortex of ultra-cold air usually spins around the North Pole, but ...

The jet stream is like a river of west-to-east winds in the upper atmosphere. Airplanes use it like a highway.

The D.C. area is wrapped up in a polar vortex, and this cold weather can ... Kevin Brasler, executive editor with Washington Consumers’ Checkbook, said shut off any outdoor faucets if you ...

As the polar vortex delivered what is expected to be its final blast across southern Ontario on Wednesday, city residents braved the bitter cold — including Fintan the lion at the Toronto Zoo.

The system, known as a polar vortex, is forecast to bring subzero temperatures to the Midwest, Mid-Atlantic and deep into the South. And it looks as if we may get more arctic blasts in the coming ...

Yesterday, President Trump was inaugurated as the nation’s 47th president in an unprecedented ceremony forced indoors by a polar vortex. Temperatures plummeted into the teens in Washington, D.C., ...

A dangerous and potentially life-threatening stretch of cold weather has much of the U.S. on alert as a lobe of the polar vortex invades ... 95 corridor from Washington to Boston were blasted ...

wind and snow that have invaded the Washington metro area. Frigid arctic air caused by the polar vortex is plunging temperatures for millions of Americans, including those attending the ...