The coldest burst of Arctic air this season is coming to put an icy exclamation point on America's winter of repeated polar vortex invasions, meteorologists warn. And it will stay frozen there all ...

The latest arctic blast will move into the northern Rockies and northern Plains Saturday and spread to the central and ...

Ben Noll, The polar vortex is coming back. After a half-month hiatus, frigid air will again surge across the United States ...

Every state but Hawaii, California and Florida is likely to get a taste of wind chills of 20 degrees or colder.

After a winter storm this weekend, the polar vortex will return, bringing subzero temperatures to around 80 million people from Montana to Maine and potentially as far south as northern Texas.

At the same time we go into a touch milder southwest flow, the polar vortex will still be churning away over northeast Canada. I don’t expect a full onslaught of the polar vortex to shift south ...

Some recent research has linked these polar vortex stretching events to climate change. According to NOAA polar vortex expert Amy Butler, the hypothesis is “that melting Arctic sea ice [due to ...

Amy Butler and Laura Ciasto with the National Oceanic and Atmospheric Administration run a polar vortex blog on NOAA's Climate.gov site. The scientists examined the polar vortex last week prior to ...

The D.C. area is wrapped up in a polar vortex, and this cold weather can wreak havoc on your plumbing if you’re unprepared. These extremely cold temperatures can freeze and burst a water pipe in ...

The polar vortex is bringing brutally cold temperatures ... to normal temperatures expected by the end of the week," the NOAA NWS Weather Prediction Center said in a post on Facebook.

NOAA analyses show that ocean surface temperatures ... This warming creates imbalances in the polar vortex, an area of powerful winds near the Arctic Circle. When the polar vortex weakens, lobes ...