The polar vortex's blast of Arctic air from Canada brought the season's coldest weather to the majority of U.S. The vortex is ...

Arctic air has brought chilling temperatures as low as 12 degrees in New York City on Monday night but are we in a polar ...

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

Nearly all of Michigan received an extreme cold warning yesterday. A surge of arctic air known as the polar vortex is the cause behind this abnormally cold weather. According to the National Weather ...

Arctic air moved south, into the area starting late last week and has lingering since. This has lead to dangerously cold ...

Most of the current cold snap, which swept in a few days ago, should have passed, but temperatures remain dangerously low.

Several Gulf states experienced a major snowstorm this week. Changes in global climate patterns can be connected to weird ...

A winter storm sweeping through the U.S. South on Tuesday was dumping snow at levels millions of residents haven't seen ...

This blast of frozen temperatures is tied to a polar vortex... but what is that? Air spins around the notoriously cold North and South Poles. When the air is spinning fast, it's stable, but when it is ...

People in Texas and much of the U.S. South are facing record snowfalls and icy conditions, with both New Orleans and Houston ...