Polar vortex makes much of US colder than Greenland, but warmth is coming. Then more cold
The polar vortex's icy grip on much of America has Arctic Greenland seeming like a toasty vacation spot by comparison.
‘Life-threatening cold’ expected as polar vortex stretches across Rockies, northern Plains
The National Weather Service warned of “life-threatening cold” into Tuesday, with temperatures in northeastern Montana ...
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US suffers record-breaking cold: What's going on with the polar vortex?
"An Arctic air mass is expected to plunge into the Central U.S. this week, with high confidence for widespread, ...
Very cold weather is coming. US about to get 10th and chilliest polar vortex this winter
Meteorologists warn that the coldest burst of Arctic air this season is coming to put an icy and prolonged exclamation point ...
Polar vortex causes extreme cold warnings across 11 states
The National Weather Service has issued extreme cold warnings for millions of Americans from the Canadian border to Texas.
Why has it been so cold in Rochester? It's not just the polar vortex
The polar vortex is not synonymous with cold snaps, but when it slides toward the United States, the polar jet stream can ...
A polar vortex is driving chillingly cold temps in Kentucky. But what exactly is it?
The polar vortex, as explained by the National Weather Service, is a large area of low pressure and cold air that encircles ...
Polar vortex triggers unusually cold winter
After enjoying a brief period of warmth, the United States, including the southeast is once again facing a bitter cold ...
Time6d
A Polar Vortex Is Stretching Across the U.S. Here’s What to Expect
BISMARCK, N.D. — Harsh cold descended on the nation’s midsection Monday as a polar vortex gripped the Rockies and Northern Plains on the heels of weekend storms that pummeled the Eastern U.S ...