What does the 4 main types of clouds look like?

The four main types of clouds are cumulus, stratus, cirrus, and nimbus. Cumulus clouds are fluffy, white, and resemble cotton balls, typically indicating fair weather. Stratus clouds appear as flat, gray layers covering the sky, often bringing overcast conditions and light rain. Cirrus clouds are thin and wispy, high in the atmosphere, while nimbus clouds are thick, dark, and associated with precipitation, often forming stormy weather.