Legit winter storm potential brewing in/around the 3rd week of Dec (~ Dec 14-22), esp for the Mid-Atlantic

When a -NAO block (🔴) retrogrades to Baffin Island & starts decaying, that's typically when you see a (KU) storm from cyclonic wave breaking underneath in the East US
☃️ pic.twitter.com/HFZ2fItASh

— Eric Webb (@webberweather) November 30, 2022