Meteorology

Volcanic Ash Significant Meteorological Information

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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Quick answer

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

Why it matters

Volcanic Ash Significant Meteorological Information 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 Volcanic Ash Significant Meteorological Information?

In this glossary, Volcanic Ash Significant Meteorological Information refers to: A SIGMET concerning volcanic ash clouds that may affect en‑route flight safety.

How is Volcanic Ash Significant Meteorological Information used in aviation?

In aviation communication, this term appears in contexts such as: "ATC: Volcanic Ash SIGMET 12 issued for ash cloud observed at FL200 over sector NORTH FIR."

Why does Volcanic Ash Significant Meteorological Information matter in aviation?

Volcanic Ash Significant Meteorological Information 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 Volcanic Ash Significant Meteorological Information?

Volcanic Ash Significant Meteorological Information is mainly used by Pilots, Air Traffic Controllers, and Cabin Crew.

What category does Volcanic Ash Significant Meteorological Information belong to?

In this glossary, Volcanic Ash Significant Meteorological Information 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.

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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