I woke up extra early this morning hoping I could get some arena action. Yes. Today is the opening day for Season 11 PvP. However, it seems like Blizzard’s maintenance is going to take a little bit longer than usual. :'(
Posted by Blizzard Support Forum Agent
Update 1:14 PM: We are currently in the process of performing additional realm maintenance testing and anticipate all realms will be available at approximately 2:00 PM PST.
Update: Maintenance has been extended until 1PM PST
We will be performing scheduled maintenance on Tuesday, December 6th. Maintenance will begin at 05:00 AM PST and conclude at approximately 11:00 AM PST. During this time, all realms and many web services will be unavailable.
Thank you for your patience.