Club Penguin will be updating as per usual on Wednesday, March 23rd. There is no schedule on when the updates release, but it is definite that it will be evening in Club Penguin (PST) when they do.
The updates will include:
Club Penguin Times Issue 544
Possibly a new EPF message
Continuation of the Puffle Party 2016
More things, probably
If any more updates are released, I will update this post.
Make sure you have bookmarked this website (Ctrl + D) so you can keep up-to-date!