Meteorology

cisaillement du vent

A sudden change in wind speed and/or direction over a short distance, hazardous during takeoff and landing.

Quick answer: A sudden change in wind speed and/or direction over a short distance, hazardous during takeoff and landing.

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Languages

Quick answer

A sudden change in wind speed and/or direction over a short distance, hazardous during takeoff and landing.

Why it matters

cisaillement du vent 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 cisaillement du vent?

In this glossary, cisaillement du vent refers to: A sudden change in wind speed and/or direction over a short distance, hazardous during takeoff and landing.

How is cisaillement du vent used in aviation?

In aviation communication, this term appears in contexts such as: "Alerte cisaillement du vent en approche piste 34, attendez-vous à des variations soudaines de vitesse en dessous de 800 pieds."

Why does cisaillement du vent matter in aviation?

cisaillement du vent 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 cisaillement du vent?

cisaillement du vent is mainly used by Pilots, Air Traffic Controllers, and Cabin Crew.

What category does cisaillement du vent belong to?

In this glossary, cisaillement du vent 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 sudden change in wind speed and/or direction over a short distance, hazardous during takeoff and landing.

Operational example

Tower: Windshear alert in effect on approach runway 34, expect sudden airspeed fluctuations below 800 feet.

Localized term

cisaillement du vent

Localized example

Alerte cisaillement du vent en approche piste 34, attendez-vous à des variations soudaines de vitesse en dessous de 800 pieds.

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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