There are several things that are dictating this, the location of the lead wave, when/if it will phase, where the block across canada sets up, and how strong the front is with that system that travels across Canada.
Yep, tbh looking at the 12z eps and the 18z GEFS there was a massive shift in the spaghetti plots of amplifying that trough out west. When everyone jumps all at once so fast run to run like that, it gives me pause. This run of the Euro trended back to less amplified out west.
The south east ridge will bring us moisture. We just need snow to the north, which is coming this week, to shunt the baroclinic zone south. We could actually be setting up for a big pattern if we tighten the baroclinic zone and have great moisture return.
If you actually knew what I meant, you'd understand. I know a few here do, just ask around.
Btw there was no harm or malice by my original reply to begin with, just sayin.