Cyclones and anticyclones

Naveenpadukone 9,952 views 11 slides Feb 06, 2016
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cyclones anticyclones windward side leeward side


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Cyclones And Anticyclones Naveen unnimenon 2015.47.016

Cyclones The atmospheric disturbances which involve a closed circulation about a low pressure centre They are Anticlockwise in Northern Hemisphere and Clockwise in Southern Hemisphere Air blows in horizontal and vertical motion

There is air movement towards the centre so they causes extensive damage to property and life Copies rains will receive during the cyclonic activity cyclones are given different names in different geographical areas

Different Cyclones Atlantic Ocean : Hurricanes Western Pacific Ocean & : Typhoons South China Indian seas : Cyclonic storms Australia : Willy-willies

TROPICAL CYCLONES OCCUR IN TROPICAL REGIONS STRONG AND POWERFUL OCCUR IN SEA ONLY

Anticyclones A system where the pressure is higher at the centre is termed as anticyclones The air blows is outward from the central area They are Clockwise in Northern Hemisphere and Anticlockwise in Southern Hemisphere

The anticyclones are associated with fine weather Heated air thrown off by the centrifugal force and the local cooling are responsible for this eg : Middle latitude anticyclone always produce the lowest temperatures of the season

Cyclone and Anticyclone

Windward side Any region, if naturally positioned along the wind direction from which the wind blows eg : the west of western Ghats is located windward during the southwest monsoon Leeward side The region which is positioned opposite to the direction of the wind e g : Tamil Nadu is in leeward side as monsoon wind is obstructed by the Western Ghats

Windward side of the Mountain Leeward side of the Mountain Rain Shadow

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