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at high latitudes, at the junctions between the polar cells and the ferrell cells
Wiki User
∙ 11y ago
Wiki User
∙ 9y agoExtratropical cyclones form outside of the tropics. They form cyclonic action and are generally located between 30 and 60 degrees of longitude.
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Do tropical areas get hurricanes cyclones and typhoons?
Hurricanes and typhoons occur in tropical areas, but can move into extratropical areas as well. There are different types of cyclone, however. Tropical cyclones (hurricanes, typhoons, tropical storms and tropical depressions) form in tropical regions but extratropical and polar lows are cyclones as well.
Do cyclones occur on the moon?
No. The moon has no atmosphere for cyclones or any other kind of weather pattern to form in.
Where did the tropical cyclones form on land or in the ocean?
Tropical cyclones begin to form on water. The water must be at least 80 degrees fahrenheit and have a depth of 150 feet.
Can cyclones form at sea?
That's the only way. Cyclones can only form over warm waters in the tropical regions of the oceans where the sea temperatures are 26.5 degrees Celsius or higher.
What are the causes of cyclone?
In meteorology, a cyclone is an area of closed, circular fluid motion rotating in the same direction as the Earth.[1][2]This is usually characterized by inward spiraling winds that rotate anti-clockwise in the Northern Hemisphere and clockwise in the Southern Hemisphere of the Earth. Most large-scale cyclonic circulations are centered on areas of low atmospheric pressure.[3][4]The largest low-pressure systems are cold-core polar cyclones and extratropical cyclones which lie on the synoptic scale. According to theNHC glossary, warm-core cyclones such astropical cyclones and subtropical cyclones also lie within the synoptic scale.[5]Mesocyclones, tornadoes and dust devils lie within the smaller mesoscale.[6]Upper level cyclones can exist without the presence of a surface low, and can pinch off from the base of the Tropical Upper Tropospheric Trough during the summer months in the Northern Hemisphere. Cyclones have also been seen on extraterrestrial planets, such as Mars and Neptune.[7][8]Cyclogenesis describes the process of cyclone formation and intensification.[9]Extratropical cyclones form as waves in large regions of enhanced mid-latitude temperature contrasts called baroclinic zones. These zones contract to form weather fronts as the cyclonic circulation closes and intensifies. Later in their life cycle, cyclones occlude as cold core systems. A cyclone's track is guided over the course of its 2 to 6 day life cycle by the steering flow of the cancer or subtropical jet stream. Weather fronts separate two masses of air of different densities and are associated with the most prominent meteorological phenomena. Air masses separated by a front may differ intemperature or humidity. Strong cold fronts typically feature narrow bands of thunderstorms and severe weather, and may on occasion be preceded by squall lines or dry lines. They form west of the circulation center and generally move from west to east. Warm fronts form east of the cyclone center and are usually preceded by stratiform precipitation and fog. They move polewardahead of the cyclone path. Occluded fronts form late in the cyclone life cycle near the center of the cyclone and often wrap around the storm center.Tropical cyclogenesis describes the process of development of tropical cyclones. Tropical cyclones form due to latent heat driven by significant thunderstorm activity, and are warm core.[10]Cyclones can transition between extratropical, subtropical, and tropical phases under the right conditions. Mesocyclones form as warm core cyclones over land, and can lead to tornadoformation.[11]Waterspouts can also form from mesocyclones, but more often develop from environments of high instability and low vertical wind shear.[12]In the Atlantic basin, a tropical cyclone is generally referred to as a hurricane (from the name of the ancient Central American deity of wind, Huracan), a cyclone in the Indian Ocean and parts of the Pacific, and a typhoon in the Northwest Pacific region.[13]
How is an extratropical cyclone different from a tropical cyclone?
Extratropical cyclones are typically connected to fronts and usually form along boundaries of air masses of different temperature and/or dew point. Tropical cyclones are different in that they have what is called a "warm core" and a fueled by a somewhat different mechanism.
Does a cyclone start at the water?
Not necessarily. Although tropical cyclones can only form over warm ocean water, extratropical cyclones can form over land.
Do tropical areas get hurricanes cyclones and typhoons?
Hurricanes and typhoons occur in tropical areas, but can move into extratropical areas as well. There are different types of cyclone, however. Tropical cyclones (hurricanes, typhoons, tropical storms and tropical depressions) form in tropical regions but extratropical and polar lows are cyclones as well.
Do hurricanes and cyclones form in the tropics?
Hurricanes do, but not all cyclones do. Hurricanes fally into a class of weather phenomenon called a tropical cyclone. There are other types of cyclone, however, including mid-latitude or extratropical cyclones, and polar lows.
What causes cyclones tornadoes?
Tornadoes form when thunderstorms (usually from a collision of air masses of different temperatures and/or dew points) encounter wind shear, which is when wind speed and/or direction change with altitude. This creates horizontally rolling air that can be tilted vertical by a thunderstorm updraft. The updraft takes on this rotation to become a mesocyclone. Under the right conditions this mesocyclone can tighten and intensify to form a tornado. Se the links below for the formation of tropical and extratropical cyclones. Ignore the parts about mesocyclones and tornadoes as they technically are not cyclones.
Why are cyclones formed on the equator?
Cyclones don't form at the equator. The Coriolis effect is a key element in the formation of cyclones. Its influence is negligible at the equator.
Do tropical cyclones form over land?
no
Do cyclones occur on the moon?
No. The moon has no atmosphere for cyclones or any other kind of weather pattern to form in.
Are all cyclones tropical?
Yes. Cyclones need sea temperatures of 26.5 degrees Celsius or higher to form.
Where are cyclones most likely to form?
the south pacific
What is the plural of cyclone?
The plural form of cyclone is cyclones.
How do catastrophic events form?
Hurricanes,typhoons, and cyclones
