The time before that, 1985. Many are blaming our current weather pattern on something called the polar vortex. So, we sent nbc10s lauren mayk over to the Weather Center to ask glenn to help us understand what it is. Glenn schwartz all right, first of all, its nothing new. Its been around forever. Meteorologists have used the term forever. Its just something thats come into the public in just the last few years. The coldest air in the world is at the pole. And normally, you have that the jet stream up there just spinning around and around and around, keeping the coldest air on earth right up there. Sometimes, it will shift with a certain weather pattern and start coming down toward canada, or it could go to the other side of the world towards siberia. And its carrying that coldest air with it. So, as that polar vortex gets closer to us, its bringing that frigid air with it. Lauren mayk and the fact that were seeing it now, what does that have to do with it . Is it a Global Warming thing