Monday, August 30th: 13-hour PSN maintenance

Bambaroo, Community Team Moderator on the official SCEE Playstation forums writes:

"Hi everyone,

On Monday 30th August PlayStation Network will be undergoing maintenance. This is scheduled to happen between 8 a.m. [BST] and 9 p.m. [BST].

During this maintenance period you will be unable to access the PlayStation Store or Account Management"