Understanding the Polar Vortex The polar vortex is like a massive whirlpool of frigid air moving around our planet's poles.

WASHINGTON — We are in the middle of a blast of extreme cold weather in D.C. The polar vortex has shifted, spilling cold air ...

The polar vortex is like a giant ... making places like the United States suddenly feel bone-chillingly cold. A weak vortex allows more arctic air and stormy patterns to develop here in the ...

As of right now, this weak cold front is going to keep highs in the low-teens through Thursday afternoon with minor wind ...

When there are disturbances in which the Jet Stream weakens, it can become wobbly. This allows the cold air to plunge southwards. A disrupted polar vortex does not happen every year. Very much so what ...

Americans have been warned to brace for more winter storms as Arctic winds are set to dump more ice and snow amid freezing temperatures.

This wobbly or weak pattern in the jet stream means that more arctic air and stormy weather are in the forecast. However, the polar vortex is hard to predict past two weeks. There is no need for ...

After several days of very cold temperatures, we will finally see the return of seasonable temperatures later next week. An ...

Another blast of Arctic air is set to sweep across the South early next week, following a system that will bring rain and snow to many parts of the U.S. The National Weather Service is calling for ...

Polar Vortex: Polar vortex expected to hit Rhode ... slower than usual, stops moving, seems weak or starts looking for warm places to burrow. Prepare an emergency kit for food, water and medicine ...

As for April, it will be a mixed back for New York State. Western, Central, and Downstate New York are expected to be warmer ...