High- and Medium-Level Clouds

What are the different types of clouds in the upper region of the troposphere? What do they look like and how are they are formed? Earth Science - Weather - Learning Points. High-level clouds are found between the Troposphere and the Stratosphere. Three main types: Cirrus, Cirrocumulus and Cirrostratus. Mid-level clouds are further down and denser. There are two main types: Altostratus and Altocumulus. A Twig Context Film. Reinforce and extend the learning required by the curriculum. Twig’s context films show abstract concepts in action in the real world.