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Category:Weather
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Cloud Formations

Definition

Cumulonimbus is a heavy and dense cloud of considerable vertical level in the kind of a mountain or substantial tower, often linked with hefty precipitation, lightning and also thunder. The tires Cumulonimbus cloud has actually a distinctive flat, anvil shame top.

You are watching: An anvil-shaped top is most often associated with

Description

The Cumulonimbus cloud (Cb) develops when three conditions are met:

There should be a deep class of turbulent air.The air have to be warm and also moist.A cause mechanism must cause the warmth moist air come rise:Heating that the great of waiting close come the surface.Rising ground forcing the waiting upwards (orographic uplift).A former forcing the waiting upwards.

The means in which a Cb develops is covered in a separate article: Lifecycle of the Thunderstorm.


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Cumulonimbus cloud in main Oklahoma. The updraft is the big cloud mass at the facility of the photo. The anvil is the level layer in ~ the top. The downdraft is the rainy area come the right.

Types that Cumulonimbus

Mass Ascent
. Caused when a weather front pressures the waiting upwards. Similar to orographic lift, the Cb cells kind in a line follow me the front, frequently embedded within wider frontal cloud, because of this presenting a an obstacle to plane trying come navigate v the front.

Effects

Defences

Flight into a Cb is very dangerous. The only cautious defence versus the hazards linked with a Cb is because of this to stop flying into one in the an initial place.

Awareness. Awareness that the problems which cause the development of a Cb, recognition of a developing and also mature Cb, and also awareness of the indicators which show the proximity that a Cb will help controllers and also flight crews to plan operations to prevent the connected hazards.

See more: Possessive Nouns Powerpoint, Possessive Nouns Presentation On Possessive Nouns

If the Cb cell is situated over the location aerodrome, climate the pilot would be well advised to organize off or draw away rather 보다 attempt a landing.