UPDATE 9:20am ET: Login servers appear to be back up and running, but remember that there's still a 7am PT/10am ET patch this morning!
UPDATE 8:30am ET: All SOE websites, forums and login servers are all down for an unrelated issue. According to Colette "Dexella" Murphy on Twitter, "We're working on the SOE games/website/forum issues people are reporting. More news when it's available!"
All US servers will come down on July 15th, 2014 at 7:00 AM Pacific Time for an update. EU servers will come down beginning at 9:00 PM PT (6:00 AM CET July 16th, 2014) for the same update. Downtime for both sets of servers is anticipated to be approximately two hours.
The patch notes are below.