上图是2015年11月27日出现在南宁市上空的鱼鳞云。从图中可以看出,南宁市上空的鱼鳞云云块较大,呈白色,且在天空中成行成群排列。另外,在云块之间存在一些空隙,可以透过阳光。该种鱼鳞云预示南宁市近几天天气晴朗。究其原因,南宁市上空的鱼鳞云是发生在2500~5000米的透光高积云。透光高积云往往被高压气团控制,气 The picture above shows the fish scale cloud over Nanning City on November 27, 2015. As can be seen from the figure, the scales of clouds over Nanning are larger and white, and arranged in groups in the sky. In addition, there are some gaps between the clouds that allow the sun to pass through. The fish scale cloud indicates that Nanning weather is clear in recent days. The reason for this is that the fish scale cloud over Nanning City is a translucent high cumulus cloud that occurs between 2500 and 5000 meters. High translucent cumulus clouds are often controlled by high-pressure air masses