Around five thousand swimmers have taken to Windermere for the Great North Swim.
The event had been postponed for two days after bad weather. Friday's cancelled two mile event will take place this evening at the end of today's scheduled events.
The five thousand people who should have taken part yesterday will be given a full refund.
Organisers of the Great North Swim are remaining hopeful that today's event can go ahead despite flooding in parts of Cumbria.
The Environment Agency has put a number of flood alerts in place for after heavy rainfall over the weekend. With Cockermouth, Keswick, and Carlisle all affected by the floods.
The first two days of the Great North Swim also fell victim to the weather, after strong winds were forecast on both Friday and Saturday. The two mile swim across Windermere, which was due to take place on Friday, was postponed by 48 hours as a result.