What happened
The incident occurred during a training flight conducted in the airspace surrounding Lisbon. While airborne, the pilot faced deteriorating meteorological conditions that led to a loss of aircraft control. The machine subsequently impacted the ground at Monte da Caparica, located south of the city. Upon impact, the airframe was destroyed in a significant explosion. All three individuals on board perished in the accident.
Findings
The source material indicates that poor weather conditions were present during the flight and directly preceded the loss of control. No further investigative conclusions or specific mechanical failures are detailed in the provided text.