The noise you heard coming from Superior today was the exciting sport of IWA racing at the inaugural Superior Watercross Shootout at Barker's Island.

Hundreds of fans lined the shores to catch a glimpse of modified snowmobiles racing at high speeds on the wind rippled water of Barker's Island on a perfect summer day in the Northland.

The action continues tomorrow, gates open at 8am and racing begins at 10am, check the full Sunday schedule here.