The Celtics are preparing to make three first-round picks in the June 20 draft, but what they’re looking for and whether they even keep all those choices (as well as a second-rounder) are open to severe changes in the Shamrock weather.

By two Thursdays from now, the club hopes to have a better line on Kyrie Irving’s plans, whether an agreement can be reached with Al Horford that keeps him here next season and beyond and many other roster dominoes.

So just how realistic is it that the 14th, 20th and 22nd picks will be Celtics at the start of the 2019-20 season?

It’s a loaded question, a fact Austin Ainge essentially acknowledged following on-court sessions with six hopefuls Monday.

“We’ve been down this road in the past few years where we’ve had lots of picks, and it is something you have to consider,” the Celts director of player personnel said. “But just so many other things will dictate whether that’s feasible or not.