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Long Haul

Clear Air Turbulence

Turbulence that occurs in clear air, typically at high altitudes, away from thunderstorms and not associated with visible clouds, often found near jet streams or frontal zones.

Quick answer: Turbulence that occurs in clear air, typically at high altitudes, away from thunderstorms and not associated with visible clouds, often found near jet streams or frontal zones.

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Quick answer

Turbulence that occurs in clear air, typically at high altitudes, away from thunderstorms and not associated with visible clouds, often found near jet streams or frontal zones.

Why it matters

Clear Air Turbulence matters because it supports clear communication in Long Haul contexts for Pilots, Air Traffic Controllers, and Cabin Crew. It also connects to aviation training and exam language such as ICAO Level 4, ICAO Level 5, ICAO Level 6, and EASA FCL.055.

Editorial context

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Questions and answers

Questions and answers

What is Clear Air Turbulence?

In this glossary, Clear Air Turbulence refers to: Turbulence that occurs in clear air, typically at high altitudes, away from thunderstorms and not associated with visible clouds, often found near jet streams or frontal zones.

How is Clear Air Turbulence used in aviation?

In aviation communication, this term appears in contexts such as: "Report any encounter with clear air turbulence, especially near jet streams, for following traffic."

Why does Clear Air Turbulence matter in aviation?

Clear Air Turbulence matters because it supports clear communication in Long Haul contexts for Pilots, Air Traffic Controllers, and Cabin Crew. It also connects to aviation training and exam language such as ICAO Level 4, ICAO Level 5, ICAO Level 6, and EASA FCL.055.

Who uses Clear Air Turbulence?

Clear Air Turbulence is mainly used by Pilots, Air Traffic Controllers, and Cabin Crew.

What category does Clear Air Turbulence belong to?

In this glossary, Clear Air Turbulence is grouped under Long Haul. Related pages in this category explain adjacent procedures, commands and operational concepts.

Where does this definition come from?

This definition is sourced from ICAO Doc 9432, FAA PCG and published by Protermify Aviation as a static aviation reference page.

Definition

Turbulence that occurs in clear air, typically at high altitudes, away from thunderstorms and not associated with visible clouds, often found near jet streams or frontal zones.

Operational example

Report any encounter with clear air turbulence, especially near jet streams, for following traffic.

Definition language

English reference definition

Source

ICAO Doc 9432, FAA PCG

Category

Long Haul

Exam relevance

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

Target audience

  • Pilots
  • Air Traffic Controllers
  • Cabin Crew

Related terms

Use the related links below to continue through connected aviation terminology.

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