Adam Cairns, the Chief Executive of Cardiff and Vale University Health Board, which runs the University Hospital of Wales, has told BBC Radio 4's World at One programme that 12 patients have died on the cardiac surgery waiting list over the last 15 months.
More top news
Rain overnight turning light and patchy in the morning.
Most of us will have a pleasant and dry evening with a few late sunny spells, though the odd light shower is possible.
The Eisteddfod's intention to visit an area must be proclaimed at least a year and a day before the beginning of the festival.