We haven’t yet figured out what gives them their shape, determines their altitude – or makes them rain when they do. What’s ...

How Are Clouds’ Shapes Made? Explore the diverse world of cloud formations, from ground-level fog to high-flying cirrus ...

From cirrus wisps to stratus blankets to cumulus puffs, clouds generally look lighter than air, unless there's a dark nimbus cloud dumping rain on you. With an understanding of how clouds are made ...

cumulus clouds can rapidly grow vertically into cumulonimbus. When the edges of these clouds look especially crisp, it’s a sign that heavy rain or snow may be imminent. Wispy cirrus are ice ...

The thin, wispy brush strokes of cirrus clouds don’t carry rain. They can however, indicate a change in the weather in the next day or two. Cumulus, meaning “heaps ... a storm is on the way. Stratus ...

How are clouds’ shapes made? A scientist explains the different cloud types and how they help forecast the weather. Just4Kids.

Clouds that look like cartoon cotton balls or cauliflower are made up of tiny liquid water droplets and are called cumulus clouds ... enough for ice clouds, or cirrus, to form.

Where are they going? They just won’t say: Cumulus clouds race across the sky. (Shutterstock) At any given moment, the sky over two-thirds of the planet’s surface is covered by clouds.