Celebrity Apex is due to dock at 6.15am before departing at 4pm. P&O Cruises' Ventura will arrive at berth 106 at 6.15am and leave at 4pm, while sister ship Iona is scheduled from 6.30am until 5pm. Sky Princess will also visit, arriving at 6.30am before departing at 4pm. READ MORE: Southampton set to become 'gridlock' due to August roadworksA further four ships are expected on Sunday, August 2. The busy weekend is expected to bring thousands of passengers and crew members to the city, with motorists warned to expect heavier traffic around the docks.