There will be a Nintendo Direct on Thursday.
This one will focus on Splatoon 2 and have an in depth look at it before its release on July 21. You can watch the Direct here. Watch a single player trailer for Splatoon 2 below:
It will take place on July 6 (this Thursday) at 15:00. Splatoon 2 will release on Nintendo Switch on July 21.
Source: God is Geek