What is altocumulus castellanus cloud?
In this glossary, altocumulus castellanus cloud refers to: Medium-level turreted cloud with rising towers indicating mid‑level instability, possible precursor to thunderstorms.
How is altocumulus castellanus cloud used in aviation?
In aviation communication, this term appears in contexts such as: "We observe altocumulus castellanus cloud at 12 o’clock six miles, requesting heading change to avoid build‑up."
Why does altocumulus castellanus cloud matter in aviation?
altocumulus castellanus cloud 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 cloud?
altocumulus castellanus cloud is mainly used by Pilots, Air Traffic Controllers, and Cabin Crew.
What category does altocumulus castellanus cloud belong to?
In this glossary, altocumulus castellanus cloud 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.