Experimental: watching the 21st through the 26th for emerging storm signal.
I say "experimental," ...because obviously these teleconnector mode/modlity -based suggestion don't always bear fruit. It is always a game of balancing probabilities in any engagement where chaos plays a role.
But, the multi-day rise in the PNA has been well underway, and now... we have in recent days (going back four as far as I am aware) a solidly consistent -NAO progged from the GEFs mean. That -NAO part