- 観測項目：雲量, 雲高, 雲形
WMO "Observing Clouds" から引用：
- Estimate or measure total cloud amount (cover)
- Identify all clouds in the sky by genus, and where possible, species, varieties, supplementary features, accessory clouds, mother-cloud and any other meteors associated with the cloud
- Estimate or measure cloud amounts of the individual cloud genera and cloud layers
- Estimate or measure cloud height
- Estimate direction of movement
- 参考文献
- 白木正規 (2022) :『新 百万人の天気教室 (２訂版)』, 成山堂書店, 2022.
- 参考Webサイト
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