This is an animation of infrared images together with WPC surface analyses since Nov. 9 showing how the arctic outbreaks evolved through early today. This most recent surge of arctic air was so cold and early that when it moved over the very warm water of Lake Eire, heavy snow rapidly formed downwind of the lake and dumped a winter's worth of snowfall in one day to the south of Buffalo, NY! On a much larger scale, the arctic air mass collided with the warm air over the vast Atlantic Ocean, resul