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

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

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

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

The polar vortex is like a giant, swirling pool of super-cold air in the upper atmosphere over the North Pole. Imagine it like a children's spinning top. When the top is spinning fast and steady ...

According to the NWS, the Arctic polar vortex is a powerful band of west-to-east winds that develops in the stratosphere, about 10 to 30 miles above the North Pole, during the winter season. It is ...

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 ...

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 ...

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

The polar vortex, a band of strong winds that circles the North Pole, will send a blast of arctic air to Texas. The good news is the center of the polar vortex is staying in Canada. It is not coming ...

The polar vortex, a band of strong winds that circles the North Pole, will send a blast of arctic air to Texas. The good news is the center of the polar vortex is staying in Canada. It is not ...