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Meteorology

シグニフィカント気温層

A specific altitude or flight level at which temperature changes are forecast to be significant for flight operations, affecting aircraft performance, icing risk, or fuel management.

Quick answer: A specific altitude or flight level at which temperature changes are forecast to be significant for flight operations, affecting aircraft performance, icing risk, or fuel management.

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Quick answer

A specific altitude or flight level at which temperature changes are forecast to be significant for flight operations, affecting aircraft performance, icing risk, or fuel management.

Why it matters

シグニフィカント気温層 matters because it supports clear communication in Meteorology 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 シグニフィカント気温層?

In this glossary, シグニフィカント気温層 refers to: A specific altitude or flight level at which temperature changes are forecast to be significant for flight operations, affecting aircraft performance, icing risk, or fuel management.

How is シグニフィカント気温層 used in aviation?

In aviation communication, this term appears in contexts such as: "巡航中にシグニフィカント気温層で予報と異なる場合は報告してください。"

Why does シグニフィカント気温層 matter in aviation?

シグニフィカント気温層 matters because it supports clear communication in Meteorology 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 シグニフィカント気温層?

シグニフィカント気温層 is mainly used by Pilots, Air Traffic Controllers, and Cabin Crew.

What category does シグニフィカント気温層 belong to?

In this glossary, シグニフィカント気温層 is grouped under Meteorology. 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

A specific altitude or flight level at which temperature changes are forecast to be significant for flight operations, affecting aircraft performance, icing risk, or fuel management.

Operational example

Report any observed deviation from the forecast at the significant temperature level during cruise.

Localized term

シグニフィカント気温層

Localized example

巡航中にシグニフィカント気温層で予報と異なる場合は報告してください。

Definition language

English reference definition

Source

ICAO Doc 9432, FAA PCG

Category

Meteorology

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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