Join https://www.facebook.com/groups/edmontonfgc and https://www.facebook.com/groups/157614575920/ to get automatic invites to tournaments. Almost all discussion in Edmonton occurs in the facebook group at this point. You will find info about weeklies and casual meetups here.
Weeklies: We meet every Wednesday at Overklocked Gaming & Computers.
$8 for the whole night, and you get a free pop!