How does a cloud stay cool under direct sunlight—or seem to vanish in infrared? In nature, phenomena like white cumulus ...

Characterized by dark, rounded masses, stratoculumus clouds appear either as a uniform sheet or layer, ... Cumulonimbus clouds have a flat top that is somewhat anvil-shaped. kazoka/Shutterstock.

Cumulonimbus clouds often occur as low-level clouds, ... According to Weather.gov, “Resulting from thickening altostratus, this is a dark gray cloud layer diffused by falling rain or snow.

You’re likely thinking of cumulonimbus, one of the low-level clouds. This looks like a classic thunderstorm cloud. It is usually large and dark in color and can signal incoming showers.

Cumulonimbus clouds will often rapidly dissipate in the aftermath of a rainstorm, as the dark clouds over Istanbul also reportedly did, with the sun re-emerging after only five minutes of darkness.

Nimbostratus: Dark gray cloud layer diffused by falling rain or snow. It is thick enough to blot out the sun. Other low, ragged clouds often occur beneath this cloud and sometimes merge with its base.

HIGH POINT, N.C. (WGHP) — When there are dark clouds on the horizon, you know that a storm is coming — but ... An example of a nearly black cloud is a cumulonimbus cloud, or a thunderstorm cloud.

A big fat dark cumulonimbus cloud could carry up to six times as much water (say, three grams of water per cubic metre). At the other extreme, ...

Cumulonimbus cloud tops are usually always flattened in the shape of an anvil or plume. Their bottoms are often hazy and dark. Cumulonimbus clouds are thunderstorm clouds, ...

Mammatus cloud: A drooping cumulonimbus cloud in its latter stage of development (has a pouch-like appearance). These clouds are often are seen hanging from the anvil of a severe thunderstorm, but ...