Flying visually in poor visibility continues to be one of the most dangerous forms of flying, as evidenced by a fatal aircraft accident near Mount Hotham, Victoria on 23 October 2013.
An ATSB investigation into the accident found the pilot of a Cessna 182Q aircraft—who was flying visually in an aircraft not approved for 'instrument flight rules'—took off despite poor weather forecast along the planned route.
The ATSB found that the pilot likely encountered reduced visibility due to poor weather, which resulted in the aircraft colliding with Mount Blue Rag, at about 5000 feet (1,524 metres)…