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The southern pole's cyclone-like storm is roughly the size of Europe. In addition, the southern polar vortex is constantly changing shape but the cause is still unknown. [4] In 1979, NASA's Pioneer Venus observed a double vortex cyclone at the north pole. There haven't been many more close-up observations of the north pole since Pioneer Venus.
A total of 16 cyclones are listed down below reaching/surpassing an intensity of 920 hPa (27.17 inHg), with most of them occurring during El Niño seasons. Tropical cyclones that have been recorded since the start of the 1969–70 Tropical Cyclone year and have reached their peak intensity to the west of 160E are included in the list.
An upper tropospheric cyclonic vortex is a vortex, or a circulation with a definable center, that usually moves slowly from east-northeast to west-southwest and is prevalent across Northern Hemisphere's warm season. Its circulations generally do not extend below 6,080 metres (19,950 ft) in altitude, as it is an example of a cold-core low.
Cross section of a mature tropical cyclone. A typical tropical cyclone has an eye approximately 30–65 km (20–40 mi) across at the geometric center of the storm. The eye may be clear or have spotty low clouds (a clear eye), it may be filled with low-and mid-level clouds (a filled eye), or it may be obscured by the central dense overcast.
A tropical cyclone is a storm system characterized by a low-pressure center and numerous thunderstorms that produce strong winds and flooding rain. [45] A tropical cyclone feeds on heat released when moist air rises, resulting in condensation of water vapour contained in the moist air. [45]
Bomb cyclones form when the conditions at the surface and at the jet stream level are ideal for the storm to intensify. The jet stream is a narrow band of strong winds in the upper atmosphere.
The space hurricane was characterized by a cyclone-like auroral spot with multiple spiral arms, due to precipitating electrons, strong circular plasma vorticity with zero horizontal flow at its center (the equivalent of the eye of an atmospheric hurricane), a negative-to-positive bipolar magnetic structure (showing a circular magnetic field ...
Cyclone Chido made landfall on Saturday night with winds reaching over 200kph, Meteo-France said, causing damage to housing, government buildings and a hospital, and leaving at least 11 people dead.