A Lenticular Cloud Over Wyoming . ... Credit Copyright: Mark Meyer (Photo-Mark.com) Explanation: Is that a cloud or a flying saucer? ... Lenticular clouds can be shaped like a saucer, and can fly in the sense that, like most clouds, they are composed of small water droplets that float on air. Lenticular clouds are typically formed by high winds over rugged terrain and are particularly apparent when few other clouds are in the sky. ... NASA Web Site Statements, Warnings, and Disclaimers . ...