Laetzin Customer Service
We will be performing scheduled maintenance on Tuesday, February 19th. Maintenance will begin at 1:00 AM PST and is expected to last for 12 hours. During this time, all realms and many web services will be unavailable.
Thank you for your patience.
http://us.battle.net/wow/en/forum/topic/7923493099
don't recall ever having a long downtime unless there's a patch that went wrong in live realms.
and patch wont be for another week or so.