The pilot was hover-taxiing at a height of 5-feet, when a gust of wind blew the helicopter sideways and to the right. The right skid contacted the ground and the helicopter rolled over. The pilot stated he did not experience any mechanical malfunctions. He reported 450 hours of total rotorcraft flight experience, which included 26 hours in make and model. Wind speeds of 15 knots, with 18 knot gusts, were reported about the time of the accident.