A massive surge of Arctic air is poised to sweep across the central and eastern United States this weekend, bringing what forecasters are calling the “mother lode” of cold before a warmer pattern takes hold ahead of the holidays. The incoming blast, described by meteorologists as rivaling the in tensity of recent polar vortex disruptions, has […] ‘Mother Lode’ Of Arctic Air To Freeze Millions Before Pre-Christmas Thaw ...read more read less