in theory .. but man, these operational models are fighting the telecon - which are based on the ensemble mean/derivatives that the operational models are a part of...
but a -PNA through ~ D8 or 10 should be ridging more here than it is - which is supposed to lower bulk shear and provide a favorable layout down there.
it's like we have the cool node the last 2 weeks.. fixed in position between ohio and nova scotia, and the rest of the hemisphere is flowing around it. regardless of mode ...like it's a cold rock in the stream.
anyway, farther e the mdr is suggested by the recent ggem operational runs. the most recent gfs is got an unlikely ri tc in the eastern caribbean's canonical 'dead zone' ... either way, activity matches the anticipation laid out by the mjo desk