Hokay, here's aeverything I know of (and play in) happening at the CA.

This weekend (4th weekend of every month)

Saturday: Zeitgeist Mummy, then Sabbat
Sunday: Zeitgeist Mage, then Mortals

First weekend of the month:
Saturday: Cam Southwark Requiem in the evening (think there's a dark ages game in the afternoon, but not sure).
Sunday: Zeitgeist Garou, then Cam/Anarch

Second weekend of the month:
Saturday: Cam Awakening then London Requiem
Sunday: Indy Changeling, then Star Wars

Third Weekend of the month:
Saturday: I think Cam Forsaken in the evening?
Sunday: Board games and suchlike all afternoon till early evening.