A rare early-season polar vortex shift is currently developing, and experts say its intensity is nearly unprecedented for December
A swirl of frigid air far above the Arctic is shifting in unusual ways, nudging forecasters to rethink this early winter. High above the North Pole, a powerful ring of winds and brutally cold air is wobbling at the wrong time of year. The developing shift in the polar vortex, normally a mid-winter headline, now … Read more