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tropical cyclone click to hear : tropical cyclone

Low-pressure zone that forms in the intertropical region and is marked by violent precipitation and swirling winds of 120 to 300 km/h.
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low-pressure area spiral cloud band eye rising warm air heavy rainfall subsiding cold air convective cell eye wall high-pressure area prevailing wind

low-pressure area click to hear : low-pressure area

A rising column of air causes a decrease in air pressure on the ocean’s surface.

eye click to hear : eye

Relatively calm zone in the center of the cyclone, with light winds and very few clouds; it is about 30 km in diameter.

rising warm air click to hear : rising warm air

A hot air column forms when the ocean’s surface is warmed by the Sun.

heavy rainfall click to hear : heavy rainfall

subsiding cold air click to hear : subsiding cold air

Cool air that reaches the top of the clouds and once again descends, becoming warmer as it becomes more compressed.

convective cell click to hear : convective cell

Phenomenon formed by hot humid air that rises and condenses to form a cloud, and a descending current of cold air.

eye wall click to hear : eye wall

Thick layer of cloud that swirls around the eye; it has the most powerful winds (up to 300 km/h) and the most intense precipitation.

high-pressure area click to hear : high-pressure area

Column of ascending air that causes a rise in upper air pressure, at the top of the most developed clouds.

prevailing wind click to hear : prevailing wind

It moves the cyclone forward at an average speed of 25 km/h.