Meteorology

Altocumulus Castellanus‑Wolke

Medium-level turreted cloud with rising towers indicating mid‑level instability, possible precursor to thunderstorms.

Quick answer: Medium-level turreted cloud with rising towers indicating mid‑level instability, possible precursor to thunderstorms.

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Quick answer

Medium-level turreted cloud with rising towers indicating mid‑level instability, possible precursor to thunderstorms.

Why it matters

Altocumulus Castellanus‑Wolke 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 Altocumulus Castellanus‑Wolke?

In this glossary, Altocumulus Castellanus‑Wolke refers to: Medium-level turreted cloud with rising towers indicating mid‑level instability, possible precursor to thunderstorms.

How is Altocumulus Castellanus‑Wolke used in aviation?

In aviation communication, this term appears in contexts such as: "Wir beobachten Altocumulus Castellanus um zwölf Uhr in sechs Meilen, bitten Kursänderung zur Vermeidung von Aufbau."

Why does Altocumulus Castellanus‑Wolke matter in aviation?

Altocumulus Castellanus‑Wolke 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 Altocumulus Castellanus‑Wolke?

Altocumulus Castellanus‑Wolke is mainly used by Pilots, Air Traffic Controllers, and Cabin Crew.

What category does Altocumulus Castellanus‑Wolke belong to?

In this glossary, Altocumulus Castellanus‑Wolke 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

Medium-level turreted cloud with rising towers indicating mid‑level instability, possible precursor to thunderstorms.

Operational example

Pilot: We observe altocumulus castellanus cloud at 12 o’clock six miles, requesting heading change to avoid build‑up.

Localized term

Altocumulus Castellanus‑Wolke

Localized example

Wir beobachten Altocumulus Castellanus um zwölf Uhr in sechs Meilen, bitten Kursänderung zur Vermeidung von Aufbau.

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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