What Does BKN Stand For?

BKN stands for Broken Sky METAR Code

BKN, or Broken Sky METAR Code, is a term used in aviation weather reporting to indicate cloud coverage. It signifies that between 5/8 and 7/8 of the sky is covered by clouds. This classification helps pilots assess weather conditions and make informed decisions during flight operations. BKN is one of several terms used in METAR reports to describe sky conditions, playing a crucial role in ensuring safety and efficiency in aviation.