Fwiw, a classic Miller A pattern is being consistently shown on the GEFS in early Jan w/ a west-based -NAO, +PNA, & longwave trough centered near the TN Valley. Obviously, tons of time for details to change & individual wave breaks in the N Atlantic jet are hard to forecast pic.twitter.com/0WdezwxdBs

— Eric Webb (@webberweather) December 23, 2020