There are 10 primary types of clouds on Earth. Here you can learn about what they're made of, how they form and how they are classified. Skip to main content. Open menu Close menu.

Nacreous clouds are one of the few types of iridescent clouds. NOAA. Maciel’s favorite cloud looks a bit like a cirrus cloud, but is actually something quite different.

With so many diverse types of clouds, it is always fun and educational for all to know the difference between cloud types if you are interested in the world of weather. Credit: WTOL 11.

Keep in mind, Kelvin-Helmholtz clouds are a type of formation, not type of clouds on their own. They tend to appear on these five cloud types: cirrus, altocumulus, cumulus, stratus, and stratocumulus.

Cumulonimbus clouds are thunderstorm clouds, so if you see one you can be sure there's a nearby threat of severe weather (short but heavy periods of rainfall, hail, and possibly even tornadoes.) 5 ...

Low, ragged clouds that appear beneath the main cloud base. Formed from moist air lifted by outflow winds from a storm. Often mistaken for tornadoes, but they are typically harmless, indicating ...