The orientation of the trough coming down from SE Canada continues to trend more and more NW to SE as opposed to E to W as it lowers in the Upper Midwest. I think this is being caused by a lobe in SE canada but cant confirm. Its on the EC and not GFS as shown below
EC-AIFS Model – Z500, Vort, & Wind for Eastern U.S. | Tropical Tidbits
AIGFS Model – Z500, Vort, & Wind for Eastern U.S. | Tropical Tidbits