It's like "bomb cyclone" or "firenado." It seems like the sort of phenomenon that would be responsible for the ...

We are in the thick of it now with some areas experiencing the coldest air temperatures since the polar vortex of the 2019 ...

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 ...

Several businesses and organizations have announced closings and cancellations ahead of the extremely cold temperatures.

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 ...

The coldest air that we’ve felt in six years has Michigan in its icy grips today. The cold blast originating in northern ...

Make sure to pack on some extra thick layers this week, because a bitterly cold Arctic outbreak is set to bring some of the coldest winter conditions we've seen in Ontario in recent years.

During that stretch in late January, we also had wind chill warnings (now called extreme cold warnings). A warning is issued ...

Bundle up, Ontario, as some of the coldest temperatures in years are set to spread across the province for the second half of this weekend and beyond ...

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

When there are disturbances in which the Jet Stream weakens, it can become wobbly. This allows the cold air to plunge southwards. A disrupted polar vortex does not happen every year. Very much so what ...