Dr Rowan Williams is due to speak as the Church's national assembly gathers after the legislation failed to gain the necessary two thirds majority amongst lay members.
His statement will come after an emergency meeting of the Church of England bishops following the narrow defeat.
More top news
Amanda has the Bank Holiday forecast for the west of the Meridian region.
Amanda Houston has the Bank Holiday weekend forecast for the east of the Meridian region.
The family and girlfriend of one of the Shoreham air disaster victims, Jacob Schilt, have spoken about their terrible loss.