Aviation English
Meteorology

晴天乱気流とは？

晴天乱気流 Turbulence occurring in clear skies, typically at high altitudes near the jet stream, with no visible weather phenomena.

Source: ICAO Doc 9432, FAA PCG

How is “晴天乱気流” Used in Practice?

巡航高度で晴天乱気流に遭遇した場合は報告してください。

Certification Exam Relevance

ICAO Level 4ICAO Level 5ICAO Level 6EASA FCL.055

Who Needs to Know This Term?

  • Pilots
  • Air Traffic Controllers
  • Cabin Crew

Related Aviation English Terms

ウィンドシア低高度ウィンドシア乱気流寒冷前線

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Frequently Asked Questions

晴天乱気流とは？

Turbulence occurring in clear skies, typically at high altitudes near the jet stream, with no visible weather phenomena.

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