用語集
航空気象
雲底高度 (Ceiling)
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定義
The height of the lowest layer of clouds covering more than half the sky
関連用語
決心高 (DH: Decision Height)
The altitude during a precision approach at which the pilot must decide to land or go around
霧 (Fog)
Visibility-reducing water droplets suspended near the surface, a major cause of airport delays
METAR (METAR)
Aviation Routine Weather Report — a standardized format for reporting current weather conditions
可視性 (VIS: Visibility)
The greatest distance at which prominent objects can be identified with the unaided eye
Frequently Asked Questions
What is 雲底高度 (Ceiling)?
The height of the lowest layer of clouds covering more than half the sky
How does 雲底高度 (Ceiling) relate to other aviation concepts?
雲底高度 (Ceiling) is closely related to Decision Height and Fog, among other key aviation concepts.
もっと見る： 航空気象
晴天乱気流 (CAT: Clear Air Turbulence)
横風 (Crosswind)
霧 (Fog)
逆風 (Headwind)
アイシング (Icing)
ジェットストリーム (Jet Stream)
METAR (METAR)
パイロットレポート (PIREP: Pilot Report)
QNH (QNH)
SIGMET (SIGMET)
追い風 (Tailwind)
飛行場予報 (TAF: Terminal Aerodrome Forecast)
雷雨（積乱雲） (CB: Thunderstorm (Cumulonimbus))
乱気流 (Turbulence)
可視性 (VIS: Visibility)
火山灰雲 (Volcanic Ash Cloud)
ウィンドシアー (Wind Shear)