Meteorology

火山灰重大气象信息

A SIGMET concerning volcanic ash clouds that may affect en‑route flight safety.

Quick answer: A SIGMET concerning volcanic ash clouds that may affect en‑route flight safety.

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Languages

Quick answer

A SIGMET concerning volcanic ash clouds that may affect en‑route flight safety.

Why it matters

火山灰重大气象信息 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 火山灰重大气象信息?

In this glossary, 火山灰重大气象信息 refers to: A SIGMET concerning volcanic ash clouds that may affect en‑route flight safety.

How is 火山灰重大气象信息 used in aviation?

In aviation communication, this term appears in contexts such as: "空中交通管制:发布火山灰SIGMET12,因在NORTH FIR区域FL200观察到灰云。"

Why does 火山灰重大气象信息 matter in aviation?

火山灰重大气象信息 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 火山灰重大气象信息?

火山灰重大气象信息 is mainly used by Pilots, Air Traffic Controllers, and Cabin Crew.

What category does 火山灰重大气象信息 belong to?

In this glossary, 火山灰重大气象信息 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 SIGMET concerning volcanic ash clouds that may affect en‑route flight safety.

Operational example

ATC: Volcanic Ash SIGMET 12 issued for ash cloud observed at FL200 over sector NORTH FIR.

Localized term

火山灰重大气象信息

Localized example

空中交通管制:发布火山灰SIGMET12,因在NORTH FIR区域FL200观察到灰云。

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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