Skippers will wince watching this video of a large yawl under headsail alone in heavy seas. She is yawing badly and needs some after canvas to balance her up.

In this month’s Yachting Monthly Tom Cunliffe asks the question ‘Can your boat cope with 30 knots?’ and explains some tried and tested heavy weather sailing tactics for handling summer storms.

See our Expert on Board which looks at storm jibs, motorsailing and trysails among other methods of handling those unseasonal storms.