Convert wind speed, wave height, and distance between the units used in surfing, kitesurfing, sailing, and every sport on the water. Plus gear calculators for kite size, sail size, and wetsuit thickness.
Find the right kite size based on your weight and wind speed.
Calculate your kite size →Choose the right wetsuit thickness and accessories for any water temperature.
Find your wetsuit →Calculate the ideal windsurf sail size for your weight and wind conditions.
Calculate your sail size →Watersports Tracker lets you display speed in knots, km/h, or mph — and distance in km or nautical miles. Download and choose your preferred units.