BOISE, Idaho — You’ve been hearing the KTVB meteorologists talk about the polar vortex. Right now, below zero temperatures are right at Idaho’s eastern border because of it. A Winter Weather Advisory ...
A polar vortex has descended over the Northeast, bringing sub-zero wind chills from New York to Maine. CBS News' Nancy Chen reports from Boston.
Sub-zero temperatures are expected to grip much of the nation in the days ahead as a polar vortex descends from the northern extremes, weather forecasters said. The National Weather Service has issued ...