Meteorology

主要能见度

Greatest visibility value equaled or exceeded for at least half the horizon.

Quick answer: Greatest visibility value equaled or exceeded for at least half the horizon.

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Languages

Quick answer

Greatest visibility value equaled or exceeded for at least half the horizon.

Why it matters

主要能见度 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 主要能见度?

In this glossary, 主要能见度 refers to: Greatest visibility value equaled or exceeded for at least half the horizon.

How is 主要能见度 used in aviation?

In aviation communication, this term appears in contexts such as: "为我们的进近报告的主要能见度是多少?"

Why does 主要能见度 matter in aviation?

主要能见度 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 主要能见度?

主要能见度 is mainly used by Pilots, Air Traffic Controllers, and Cabin Crew.

What category does 主要能见度 belong to?

In this glossary, 主要能见度 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

Greatest visibility value equaled or exceeded for at least half the horizon.

Operational example

Pilot: What is the prevailing visibility reported at the field for our approach?

Localized term

主要能见度

Localized example

为我们的进近报告的主要能见度是多少?

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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