AO-1990-014

Following a high reconnaissance, the pilot positioned the helicopter on final approach into the 25-30 north-westerly wind. Tailwind gust experienced at 50 feet, when the aircraft began to sink. Pilot initiated an overshoot during which the helicopter descended 5-10 feet above the landing site and commenced a right turn towards lower ground. Aircraft continued to descend and struck some trees before coming to rest on its right hand side.