Question:
How the cyclones are form, how can we predict that?
rajgovindona
2006-02-01 22:06:13 UTC
How the cyclones are form, how can we predict that?
Five answers:
Iceman
2006-02-02 09:51:22 UTC
Actually, cyclones ARE another name for hurricanes - I post this directly, not changing the context one bit.



In meteorology, a cyclone is the rotation of a volume of air about an area of low atmospheric pressure. Cyclones are responsible for a wide variety of different meteorological phenomena such as tropical cyclones and tornadoes. Because of this, most weather forecasters avoid using the term cyclone without a qualifying term.



Tropical cyclones (also known as tropical storms, hurricanes and typhoons) are cyclones which form over warm (generally tropical) ocean waters and draw their energy from evaporation and condensation. They are characterized by a strong area of low pressure at the surface and an area of higher pressure aloft. Tropical cyclones are associated with strong thunderstorms, high winds, and flooding.



In North America, tornadoes are sometimes described as cyclones because they involve powerful winds around a low-pressure vortex. However, they differ from other cyclones by their very local nature; most cyclones are massive storms, while tornados are comparatively small but extremely powerful. Tornadoes occur on too local a scale for the Coriolis effect to determine the direction of rotation; for this reason tornado winds sometimes flow anticyclonically, or opposite the direction dictated by the Coriolis effect.
Chadders
2006-02-01 22:16:10 UTC
Cyclones form by a layer of warm air colliding with a large mass of cold air. When the two converge they form a wind tunnel. If the weather system is large enough it can become a cyclone (or tornado).



They are predicted by tracking weather systems as they move across the land, using radar and satellites. Usually people (in the US) have about 5-15 minutes warning before its too late.
Chug-a-Lug
2006-02-02 01:32:52 UTC
First, cyclone is NOT another word for a hurricane. That's "typhoon." NOTE NOTE NOTE..!!! I retract this part of my answer with apologies to Histroy fanatic and thanx to Iceman for straightening me out.



For a tornado to form a thunderstorm is the first requirement, and these can begin under a number of conditions. Within any thunderstorm there are violent updrafts and downdrafts, and if the thunderstorm cloud mass in which these high-velocity air currents exist also has an element of rotation, a tornado may result.



Tornado alerts are usually issued when atmospheric conditions are such that it's possible for thunderstorms to begin. Doppler radar is often employed to monitor particularly violent thunderstorm cells, and when a distinctive hook-shaped radar echo is spotted a tornado warning will be issued.
Riiken Ultima
2006-02-01 22:09:09 UTC
Cyclone is just another name for a hurricane. This is common on the area around the Indian Ocean. However, we can't predict when they will start, but normally their destinations can be predicted.
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2016-11-11 11:57:53 UTC
it is not so straight forward as That Mate. It Has greater To Do With satellite tv for pc Imagery And Doppler Radar on the floor to hint twister's etc And boost a expertise Base Of circulate linked to different situations And factors. a majority of those climate Phenomena Are by way of Definition Unpredictable, it is the Holy Grail Of Meteorology to have the means to wisely are waiting for The circulate And for this reason course Of Distruction Of Such Storms. super question Mate. Have a Gooday And A Bonza 2007!


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