Big Stratwarm develops front 2 weeks of December Lag points toward late Dec/Jan response. Big cold pool displacement off the pole at 10-50 mb Similar late October Statwarm, and here we are a month later with the eastern cold. Similarities to 1967 schizoid winter showing up pic.twitter.com/GqrjBumYaX

— The American Storm (@BigJoeBastardi) November 27, 2021