Question

what is jet stream and how do they affect the climate of India?​

Answer 1

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Jet streams are the air currents found in the highest part of the atmosphere. 1. The jet streams impact the onset of monsoon which depends upon the upper air circulation dominated by SubTropical Jet Streams (STJ). The south west monsoon in India is directly related to the tropical easterly stream.

Answer 2

Answer:

Jet streams are the narrow belt of high altitude westerly winds in the troposphere. They blow at a fast speed of about 110km/h in summers to about 184km/h in winters. The westerly jet streams are responsible for bringing western cyclonic disturbances to north west India resulting in rainfall in winters.