Altocumulus lenticularis (Ac len lenticular cloud) is a lens-shaped middle cloud which can resemble flying saucers and may occasionally be mistaken for "unidentified flying objects".

Explore in depth the characteristics and formation of Altocumulus clouds, their impact on climate, and their importance in aviation.

May 5, 2025 · Altocumulus clouds are middle-height clouds that look like cotton balls and don't bring rain. Altocumulus clouds can warn us about storms or cooler weather coming because they appear …

Learn about altocumulus clouds, including cloud description and facts, images, how to best identify them, and their species, varieties, and features.

The WMO International Cloud Atlas is the reference for the classification of clouds and meteorological meteors. It provides the definitions and descriptions of cloud types and meteors, and flow charts to …

Learn to identify Altocumulus stratiformis, lenticularis, lacunosus, castellanus, floccus, undulatus and duplicatus from photos and descriptions.

Rather than a layer of cloudlets, this Altocumulus is in the form of large, smooth individual clouds. Altocumulus clouds produce the most dramatic and beautiful cloudscapes, especially in the rays of a …

Mar 19, 2025 · Altocumulus are a type of cloud that is found in the middle part of the atmosphere, typically between 2,000 and 7,000 meters of altitude, and are characterized by their appearance of …

May 16, 2024 · The cloudlets of Altocumulus form where the air rises and the gaps that can separate them appear where it sinks. Of all the cloud genera, Altocumulus make for the best sunrises and …

Altocumulus clouds are mid-level, grayish-white with one part darker than the other. Altocumulus clouds usually form in groups and are about one kilometer thick. Altocumulus clouds are about as wide as …