Lenticular Clouds Lenticular clouds, with their distinctive lens shape, often hover over mountain ranges like alien spaceships. These stationary clouds form when moist air flows over mountains or ...

smooth oval or round forms that the unique cloud formations create have been likened to the flying saucers of science fiction. They can occasionally appear flat and layered, so some people also call ...

The symmetrical, smooth oval or round forms that the unique cloud formations create have been ... However, their official term is lenticular clouds, which comes from a Latin word that means ...

Posted to the World Meteorological Organization's Facebook page as well as other social media sources, the photos show a massive lenticular cloud perched atop Mount Etna on June 14. SEE ALSO ...