Horseshoe vortex
Kelvin-Helmholtz
Mammatus at the base of a storm cloud
Virga
Wave Clouds
Cap cloud
Altocumulus lenticularis
Pink Ufos
Roll Cloud
Fallstreak holes
Kelvin-Helmholtz
Mammatus at the base of a storm cloud
Virga
Wave Clouds
Cap cloud
Altocumulus lenticularis
Pink Ufos
Roll Cloud
Fallstreak holes
Bagaimana unik-unik,bukan