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What is anticyclone answer?
Anticyclone is a weather system with high barometric pressure at its centre, around which air slowly circulates in a clockwise direction in the northern hemisphere and anticlockwise direction in the southern hemisphere direction. Anticyclones are associated with calm, fine weather.
What is cyclonic and anticyclonic?
Cyclones and anticyclones are regions of relatively low and high pressure, respectively. The geostrophic-wind and gradient-wind models dictate that, in the Northern Hemisphere, flow around a cyclone—cyclonic circulation—is counterclockwise, and flow around an anticyclone—anticyclonic circulation—is clockwise.
How do winds behave in an anticyclone?
Winds in an anticyclone blow clockwise in the Northern Hemisphere and counterclockwise in the Southern Hemisphere. Air at the center of an anticyclone is forced away from its area of high pressure and replaced by a downward blast of air from higher altitudes.
Why do cyclonic winds converge?
Cyclones have converging air at surface that rises! Cold air is more dense than warm air! As the dense, cold air moves into the warm air region, it forces the warm air to rapidly rise just ahead of the cold front.
Where does the wind blow in an anticyclone?
In an anticyclone, there is high pressure at the center, and varying to a cyclone, the wind blows clockwise in the Northern Hemisphere and anticlockwise in the Southern Hemisphere.
Which is the correct definition of an anticyclone?
An anticyclone is a weather phenomenon defined as a large-scale circulation of winds around a central region of high atmospheric pressure, clockwise in the Northern Hemisphere and counterclockwise in the Southern Hemisphere as viewed from above (opposite to a cyclone ).
Are there any other planets that have anticyclones?
Anticyclones can also occur on other planets, such as Jupiter, where there are two types, namely the Oval BA and Great Red Spot anticyclones. The winds of an anticyclone typically blow from regions of high pressure towards regions of low pressure.
What kind of winds do tropical cyclones have?
Tropical cyclones are compact, circular winds with a diameter of 320km. Its winds swirl around a central region that has low atmospheric pressure. The rotation of the winds is largely driven by the low-pressure center and the Earth’s rotation by the rotation of the Earth.