Maintenance for the week of April 22:
• [COMPLETE] PC/Mac: NA and EU megaservers for patch maintenance – April 22, 4:00AM EDT (08:00 UTC) - 9:00AM EDT (13:00 UTC)
• Xbox: NA and EU megaservers for patch maintenance – April 24, 6:00AM EDT (10:00 UTC) - 12:00PM EDT (16:00 UTC)
• PlayStation®: NA and EU megaservers for patch maintenance – April 24, 6:00AM EDT (10:00 UTC) - 12:00PM EDT (16:00 UTC)
I would suggest looking in a raiding guild. Even if it is a more casual raiding guild you are more likely be able to find people to run with regularly. If you are not in one as a tank then the question is why not? (do not really need an answer to that question)