UPPER WIND AT 850HPA

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Difference between western disturbances and monsoon

We all have heard two terms 'western disturbance' and 'monsoon'.But most from us don't know what they exactly are and how they both differ from each other. Monsoon is a seasonal reversal of winds occurring from June to September. Monsoon occurs for temporary period but is associated with wet summers however,dry winters.On the other hand,western disturbance is extra tropical disturbance/cyclone originating from Mediterranean sea & make its journey towards Pakistan after crossing Iran, and Afghanistan.Unlike monsoon,western disturbance moisture is carried in upper atmosphere & western jet help it to transport to another place,due to which WD have less or negligible convection.But don't be confused,WD in most cases have high convection that leads to flooding rains (usually during interaction with monsoon currents). Unlike,monsoon currents which are usually seen in low levels of atmosphere,WD are usually found in mid & upper levels,in rare cases can b...
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A Cyclonic Circulation that is presently at Central India,has brought very strong thunderstorms with heavy rains & what made it so strong? The deep convection within the circulation has enveloped major states of India including Telengana. Another Well marked low pressure is marked over Northeast India that will also boost rains over there in future. We have never seen, this type of convection in deep depression that had invaded Gujarat and Sindh during 2017 monsoon.
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