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Meteorology

Rãnh lạnh

A weather front where a cold air mass advances and displaces a warmer air mass, often producing showers, thunderstorms, and abrupt changes in wind and temperature.

Quick answer: A weather front where a cold air mass advances and displaces a warmer air mass, often producing showers, thunderstorms, and abrupt changes in wind and temperature.

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Quick answer

A weather front where a cold air mass advances and displaces a warmer air mass, often producing showers, thunderstorms, and abrupt changes in wind and temperature.

Why it matters

Rãnh lạnh 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 Rãnh lạnh?

In this glossary, Rãnh lạnh refers to: A weather front where a cold air mass advances and displaces a warmer air mass, often producing showers, thunderstorms, and abrupt changes in wind and temperature.

How is Rãnh lạnh used in aviation?

In aviation communication, this term appears in contexts such as: "Một rãnh lạnh đang tiến gần từ phía tây bắc; dự kiến có chuyển hướng gió, mưa rào và có thể có giông dọc đường bay."

Why does Rãnh lạnh matter in aviation?

Rãnh lạnh 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 Rãnh lạnh?

Rãnh lạnh is mainly used by Pilots, Air Traffic Controllers, and Cabin Crew.

What category does Rãnh lạnh belong to?

In this glossary, Rãnh lạnh 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 weather front where a cold air mass advances and displaces a warmer air mass, often producing showers, thunderstorms, and abrupt changes in wind and temperature.

Operational example

A cold front is approaching from the northwest; expect wind shift, showers, and possible thunderstorms along the route.

Localized term

Rãnh lạnh

Localized example

Một rãnh lạnh đang tiến gần từ phía tây bắc; dự kiến có chuyển hướng gió, mưa rào và có thể có giông dọc đường bay.

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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