exactly. if I was solely basing this off of the mid and upper levels, I would go 10-16" or even 12-18". PVA is aimed right at the metro, the 700mb closes S of LI, and the jet dynamics are nearly perfect
however, there's some weird stuff going on at the surface. I'm not discounting it at all, it could be right, but I just can't be confident in a depiction like that