钩卷云(英语:Cirrus uncinus, Ci unc)是其中一种卷云,名字来原于拉丁语的意思蜷曲的钩, 又称海尾(mares' tails)。钩卷云通常是薄、稀疏地在海拔七千米天空的对流层出现。

Quick Facts 钩卷云(Cirrus uncinus) ...
钩卷云(Cirrus uncinus)
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通常介乎 −50 °C 到 −40 °C 的气温时,钩卷云会在一股暖锋锢囚锋接近时出现,并意味著雨带和大风天气的来临。

密卷云与钩卷云所组成的一幅似鸟展翅图。前方较低空为碎积云

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