Beginning of Essay
Clouds can come in all sizes and shapes, and can form near the ground or high in the atmosphere. Clouds are groups of tiny water droplets or ice crystals in the sky. They are associated with different kinds of precipitation depending on the atmosphere's temperatur ....

Middle of Essay
.... are the most common of the High Cloud group. They are composed entirely of ice and consist of long, thin, wispy streamers. They are commonly known as "mare's tails" because of their appearance. Cirrus clouds are usually white and predict fair weather. Cirrostratus clouds, belonging to the high cloud group, are sheet like thin clouds that usually cover the entire sky. The sun or moon can shine through Cirrostratus clouds. Sometimes, the sun or moon will appear to have a halo around it when in the presence of Cirrostratus. The ice crystals from the cloud refracts the light from the sun or moon, creating a halo. Cirrostratus clouds usually come 12-24 ....