The EPS is progressively dropping the east Canada vortex further south & closer to the United States in the medium range. If similar adjustments continue to occur in weeks 2 & 3, it will certainly give many flashbacks to the 2013-14 & 2014-15 "#PolarVortex" in late Jan/early Feb pic.twitter.com/l8qP5BMFfX

— Eric Webb (@webberweather) January 13, 2019