Kelvin-Helmholtz wave clouds: Display wavy patterns akin to ocean waves.
Lenticular clouds: Lens-shaped clouds forming over mountain ranges.
Nacreous clouds: High-altitude clouds with a distinct pearly appearance, also known as polar stratospheric clouds.
Mammatus clouds: Clouds with lumpy, bulging features often linked to severe thunderstorms
Noctilucent clouds: High-altitude clouds visible only during twilight.
fire clouds: Formed over wildfires, known as pyrocumulus clouds, caused by heat and moisture released by the fire.