Welcome to Cardiff Bay Mariners Arrival and departure Navigating Cardiff Harbour Mooring and berthing Safety Visitors What to do What's on Getting here Flat Holm Island Learn History Education Environment Cardiff Harbour Authority News INTERMITTENT CLOSURES: Cardiff Bay BarrageAugust 12, 2024Due to ticketed events taking place at Alexandra Head, the Barrage site will be closed to non-ticket holders from the Porth Teigr roundabout to the...Emergency response exercise – Monday 24 JuneJune 19, 2024South Wales Fire and Rescue Service will be carrying out a training exercise with the Aqua Park team on Cardiff Bay Barrage on Monday 24...Cardiff Bay Trail diversionJune 19, 2024From Monday 24 June, a short section of the Cardiff Bay Trail near Jim Driscoll Way will be closed due to the Channel View Regeneration...Spanish galleon to dock in Cardiff BayApril 30, 2024A unique replica of the legendary Spanish tall ship that sailed the world for three centuries will be open to visitors at Britannia Quay in...Barrage closure – Wednesday 24 AprilApril 15, 2024Cardiff Bay Barrage will be closed from the Penarth access gate to the Barrage café (with no through access) on Wednesday 24 April from 8am...Works in the WetlandsMarch 12, 2024Woodland Ranger, Richard Cornock, talks us through the maintenance tasks that have been conducted at Cardiff Bay Wetlands Reserve recently. The work to clear the... View all news and updates Local notices to mariners Marine incident reporting Water quality forecast Current water quality and weather Featured attractions Flat Holm IslandThe Enormous Crocodile benchMemo Bay CaféCardiff Bay Wetland ReserveTechniquestWales Millennium CentreCardiff Bay BarrageCardiff Bay Water Activity Centre View all attractions Local notices to mariners 2024cardiff half marathon sunday 6th octoberNotice No. 11 - September 18, 2024 dredging works in outer harbour and approach channelNotice No. 10 - August 15, 2024 bcya annual conferenceNotice No. 09 - June 25, 2024 cardiff bay triathlonNotice No. 08 - June 25, 2024 Subscribe to the RSS feed Social media Follow us on Facebook Follow us on Instagram Follow us on X