Polar Vortex Brings Cold Blast

January 30, 2019 Lisa Mungovan

Parts of North America are experiencing arctic temperatures from a polar vortex, which is the wind circulating around the North pole. Sometimes a stream of air escapes, and heads south. In the U.S., the Midwest and Northeast will be the coldest, hitting minus 24° Fahrenheit. Factor in the wind, and it will feel like 50° below 0!