The arctic outbreak that has enveloped the central U.S. is hitting its peak Thursday as frigid temperatures continue to ...

The term “polar vortex” usually refers to the gigantic circular upper air weather pattern in the Arctic region. It is a ...

An Arctic blast tied in part to the polar vortex is driving record frigid air south from the Northern Plains toward the Gulf ...

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

The tenth and coldest polar vortex of the season is blasting across the US this week. More than 58million Americans are under ...

No matter the outcome of this year’s Super Bowl in New Orleans, it’s unlikely to upstage one of ... The Madden-Julian Oscillation helped January get its winter mojo; what about the polar vortex? What ...

And if the polar vortex is to blame. First, a quick refresher on the polar vortex. The polar vortex is a region of very strong winds that form a circle around the North Pole. The vortex is located ...