Looks like it's happening on all worlds, actually. And tonight instead of tomorrow, though tomorrow will still house the server upgrades.
I take that back, the article is showing the JP servers, but the heading says "North American/European Data Center Worlds". Now THERE is something to raise an eyebrow over.
Edited, Sep 3rd 2013 1:35am by darexius2010
Current: FFXIV | EVE Online (again)
Former: FFXI | The Matrix Online (FOREVER!!!) | STO | SW:TOR | EQ2 | WoW | Florensia | RF Online
FFXI :: Valefor :: Dareknight, Darexius
FFXIV :: Valefor :: Dare Knight
EVE Online :: Dare Knight, Hazel Knight, Rex Knight