The ONE time we need the GFS to lead, and it might just do that. If we're looking at this same look at Wednesday 12z (or better yet, trend even better), we might have something on our hands.
Are we close to something? Isn’t there exponential growth regarding how quickly the shortwave tilts negative, e.g. if it tilts negative 6 hours earlier it goes from OTS to I-95 blizzard?