iTunes has confirmed delays with regards to having content appear in the iTunes store. It is important to note that while episodes may not appear in the iTunes store, content is still available to subscribers.
The iTunes team is working on a solution and once a solution is pushed out, the store should update normally.
If you have any questions regarding the iTunes store, please reach out to the iTunes support team. You can also contact our support team at firstname.lastname@example.org.
UPDATE 3/4/2016: We have heard from the iTunes team that they believe this issue is rectified. If you believe you are still being delayed longer than the standard 24 hours, please reach out to theiTunes support team or to email@example.com.