Give the upper atmosphere dust, and it will make cirrus clouds. It has long been a mystery exactly what causes the formation of cirrus clouds, the wispy billows of ice that can be seen high in the ...

Parts of eastern San Diego County and Imperial County will be under an extreme heat warning later this week, while wildfires ...

The advantage of the CATS data, seen in orange in this image, is that it provides a 3D view of cirrus clouds. The clouds span from about 33,000 feet to 43,000 feet (10 to 13 kilometers).

Clouds are made of ice particles and water droplets and are suspended in the atmosphere. While cumulus, cirrus, and stratus clouds are most common, some clouds have unique names or are a blend of ...

We are part of The Trust Project. FARGO — Cirrus clouds are the clouds with feathery tails. In fact, they are sometimes called mare's tail clouds. They are very high clouds, usually 20,000 to ...

FARGO — Cirrus clouds are the clouds with feathery tails. They are very high clouds, usually 20,000 to 30,000 feet above the ground, where the temperature is well below freezing.

Cirrus clouds are the most common of the high clouds. They are composed of ice and are thin, wispy clouds blown in high winds into long streamers.

Cirrus clouds are found high in the atmosphere where most jet planes fly, between 20,000 and 40,000 feet. Temperatures are well below zero degrees Fahrenheit, so these clouds are formed with ice ...

Cloud scientists plumb some cirrus mysteries By Peter N. Spotts Staff writer of The Christian Science Monitor May 08, 2006, 12:05 p.m. ET ...

Cirrus clouds generally form by the time humidity reaches about 100%, Cziczo said. But under the colder, Martian conditions, the clouds didn’t form until humidity reached a whopping 190%.