Looks like they will be available in the Apple Store before we might get ours from Maxfield's if things continue this way.
Apple's plan to start selling the watch in stores by the end of the month of May was first hinted at by Apple retail chief Angela Ahrendts, who said in an employee memo in April that the Apple Watch would be available exclusively online through May.
Full story
https://www.macrumors.com/2015/05/19/apple-watch-retail-stores-june/
There's a big difference between end of May and "June". "June" could be June 30th.
There's another thread started for this topic, but I don't think Apple's foolish enough to offend so many of their customers by stocking the stores while still having a significant backlog of online orders to fill.