Models kind of bouncing around between the bullseye being down in SW WA or more so Puget sound. 18z gfs moved more towards a very wet solution for Puget sound particularly.
2015 was a major +PDO. I know people say that it doesn't matter, but in the last 20 years I've noticed a really good correlation, in some cases even exceeding ENSO.
July-Sept is probably when more persistent ridging will come to the NW