Cirrus uncinus is a type of cirrus cloud. The name cirrus uncinus is derived from Latin, meaning "curly hooks". Also known as mares' tails, these clouds...

they can appear gray. Cirrus comes in five visually-distinct species: castellanus, fibratus, floccus, spissatus, and uncinus: Cirrus castellanus has cumuliform...

derived from Latin, meaning "fibrous". These clouds are similar to cirrus uncinus, commonly known as "mares' tails"; however, fibratus clouds do not have...

horizon; normally associated with fibratus and uncinus species. Cirrus fibratus radiatus (V-8) Cirrus uncinus radiatus (V-9) Pattern-based variety duplicatus...

Cirrus vertebratus is a type of cirrus cloud. The name cirrus vertebratus is derived from Latin, meaning "jointed, articulated, vertebrated". Like cirrus...

Cirrus spissatus or also called Cirrus densus and Cirrus nothus clouds are the highest of the main cloud genera, and may sometimes even occur in the lower...

spread to be several kilometres/miles wide, eventually resembling natural cirrus or altocumulus clouds. Persistent contrails are of particular interest to...

spreading of the contrail. This mechanism is similar to the formation of cirrus uncinus clouds. Contrails between 25,000 and 40,000 feet (7,600 and 12,200 m)...

layers of cirrus clouds. Most of the time, occurrences of cirrus fibratus and cirrus uncinus are in the duplicatus form. Like stratus clouds, cirrus clouds...

Cirrus uncinus ice crystal plumes showing high-level wind shear, with changes in wind speed and direction...