Cloud Type: Lenticular Clouds
Features: Flat, pancake-shaped clouds resembling flying saucers
Where they form: At the top of mountains, when stable air rises — a process known as "orographic uplift"
Where to see them: In the U.S, they're most often spotted over Western mountain ranges, but they can be found anywhere a sizable elevation change occurs.
Chance of spotting in a year: Strong in mountainous regionsShare this on Facebook?