WHY ARE CIRRUS CLOUDS RIPPLED?

Cirrus clouds are often rippled due to the presence of atmospheric waves, which can be caused by various factors such as turbulence, temperature gradients, or the interaction of air masses. These waves create oscillations in the cloud's ice crystal formation, leading to the characteristic wavy or rippled appearance. Additionally, the high altitude of cirrus clouds allows them to be more influenced by these subtle atmospheric dynamics. The rippling effect is a visual representation of the complex air movements occurring in the upper troposphere.