Alex Caizergues sets new world speed kitesurfing record . 100km broke record over 500 meters after averaging 55 knots . The Frenchman has good reason to celebrate after smashing the World Sailing Speed Kitesurfing record over 500 meters , reaching an average speed of 56.62 knots ( 104.8 kph ) . Alex Caizergues aided by the France -- a fierce cold wind which blows down south of Mistral coast . Caizergues now looking forward to next run in fierce conditions .
Alex Caizergues sets new world speed kitesurfing record . 100km broke record over 500 meters after averaging 55 knots . Alex Caizergues aided by the France -- a fierce cold wind which blows down south of Mistral coast . Caizergues now looking forward to next run in fierce conditions .