What is the ride length of advanced surf session waves? November 22, 2019 03:20 Updated Follow Advanced surf session waves will run for around 16-18 seconds, allowing for multiple manoeuvres each wave. Related articles What is are the advanced surf session waves like? How do you manage crowds? What happens if there is bad or inclement weather? Are there barrelling waves in advanced surf session? How many waves will I catch per hour?