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

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

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

The University of Wisconsin-Madison faced a frigid start to the semester, with the polar vortex expected to bring more icy ...

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

The polar vortex is a massive area of cold air located high in the atmosphere, typically spinning over the north pole. Imagine it as a giant, icy whirlpool far above the Earth, keeping frigid ...

Every single one of us, whether you’re on the Southside, Central or Southwestern Virginia, has seen snow this Winter.

This blast of cold weather is due to activity of the polar vortex.

These severe cold events occur when the polar jet stream – the familiar jet stream of winter that runs along the boundary between Arctic and more temperate air – dips deeply southward ...