Per Pivotal Geps, the warmup in the MA & SE is not that much compared to Gefs and Eps, with the largest AN anomalies along the US border. Possible the Canadians sold the Wall Street folks a subscription? Lol
https://www.pivotalweather.com/model.php?m=cmceens&p=sfct_anom-p105090-imp&rh=2024121700&fh=loop&r=conus&dpdt=&mc=&pwplus=1
P.s. I have a Pivotal subscription, but I think the Geps are available on the free site if you don't.