We are aware of issues with the instances and battleground on Whirlwind, we are currently working on a solution. As soon as we have an update we will provide.

The Battlegrounds for this Battlegroup have been restarted. Thank you for your patience while continue to work to resolve these issues.

The issues for Whirlwind appear to be resolved at this time. Thank you all for your patience and understanding while we worked to resolve them.