Meteorologists warn that the coldest burst of Arctic air this season is coming to put an icy and prolonged exclamation point ...

This winter, with record snow in New Orleans and drought and destructive wildfires in Southern California, has not been ...

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

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

The polar dance that caused snow to fall across the South in January has been studied for decades, but scientists still hope ...

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

The US East is likely to witness bone-chilling weather conditions next week, saod weather forecaster groups.According to ...

A strong polar vortex in the stratosphere has brought subzero temperatures to the Midwest, Mid-Atlantic and deep into the South.

I hope you have been staying warm through the recent cold weather. The weatherman says a polar vortex is to blame. In other ...

The polar vortex is like a giant, swirling pool of super-cold air in the upper atmosphere over the North Pole. Imagine it like ... air can spill out and slide south, making places like the United ...

Like much of the U.S., Wisconsinites woke up Tuesday morning to bitter cold conditions. Many schools and colleges throughout ...