Patch 3.14 Server Maintenance

Server maintenance preceding patch 3.14 is arriving November 21st at 3:00 AM PST for NA, 3:30 +0GMT for EUW and 3:00 CST for EUNE!

You can read Riot Zaps' EUW announcement bellow:

"Summoners,

On 21/11/13, starting at 03:30 UK Time, ranked queues will be disabled in preparation for patch 3.14. At 05:00 UK Time, the servers will be shut down and all games currently in progress will end in a draw and stats will not be recorded. We estimate the battlegrounds will be unavailable for 6 hours."