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 ...

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

Winter is making its presence known in New York City, as the polar vortex is bringing brutally cold temperatures to the ...

The D.C. area continues to face frigid temperatures this week as a cold spell stretches over the region and most of the ...

This cold was certainly extraordinary, but the polar vortex event of January 2019 brought life in the northern and central United States to a frozen halt. At that time in our area, the coldest actual ...

The areas of Waterloo region, Guelph and Wellington County have entered the third day of a deep freeze because of a polar ...

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 ...

Wednesday will be another day of frigid temperatures, with a low of 2 degrees, as cold air from the polar vortex has moved ...

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 ...

After a mild winter so far, extreme cold is about to hit Quebec. Temperatures will plunge into the low -30s, with Montreal ...