Weather Threat For VMC Flights – IIMC – helicopter operations oriented (AIRPOWER Safety Department)



This Safety Study was prepared for helicopter pilots to help understand and mitigate

the risk of weather threats and inadvertent flight into IMC conditions.

  • Controlled Flight into Terrain (CFIT) – How Does it Happen?
  • Weather and Inadvertent entry into Instrument Meteorological
  • Conditions (IIMC) is a top killer!

This Safety Study helps you understand aviation weather, including the appropriate threat

assessments and strategies to adopt in relation to pre-flight and in-flight operation, for a

helicopter flight to be conducted under Visual Meteorological Conditions (VMC).