Cirrocumulus clouds are part of the high cloud group. When cirrocumulus clouds look like this picture, it is called a "mackerel sky" because the clouds look like the scales on a mackerel fish.
Click on image for full size
Courtesy of UCAR Digital Image Library
High Clouds
The high cloud group is made up of
Cirrus,
Cirrostratus, and
Cirrocumulus clouds. High clouds are made of ice
crystals. The base of a high cloud above
the surface can be anywhere from 6000-18000m in the tropics to 3000-8000m in the polar
regions.
You might also be interested in:
Cirrus clouds are the most common of the High Cloud group. They are made of ice crystals and have long, thin, wispy streamers. Cirrus clouds are usually white and predict fair weather.
...more Cirrostratus clouds belong to the High Cloud group. They are sheetlike thin clouds that usually cover the entire sky. The sun or moon can shine through cirrostratus clouds. When looking at the sun through
...more Cirrocumulus clouds belong to the High Cloud group. They are small rounded puffs that usually appear in long rows. Cirrocumulus are usually white, but sometimes appear gray. Cirrocumulus clouds are the
...moreTriton is the largest moon of Neptune. It isn't quite as big as Earth's Moon. The surface of Triton is very, very cold. It is colder than the surface of any other planet or moon in our Solar System. It
...more Altocumulus clouds are part of the Middle Cloud group. They are grayish-white with one part of the cloud darker than the other. Altocumulus clouds usually form in groups. Altocumulus clouds are about
...more Altostratus clouds belong to the Middle Cloud group. An altostratus cloud usually covers the whole sky. The cloud looks gray or blue-gray. The sun or moon may shine through an altostratus cloud, but will
...more Cumulonimbus clouds belong to the Clouds with Vertical Growth group. They are also known as thunderstorm clouds. A cumulonimbus cloud can grow up to 10km high. At this height, high winds make the top
...more