Question

What is a jet stream? How do jet streams affect climate of India in cold and hot weather conditions? ​

Answer 1

Answer:

The Sub-Tropical Jet stream plays a significant role in both hindering the monsoon winds as well as in quick onset of Indian monsoons. During winter season the upper air westerly jet streams are positioned in Asia.

Explanation:

Jet streams are like rivers of wind high above in the atmosphere. These slim strips of strong winds have a huge influence on climate, as they can push air masses around and affect weather patterns.

Answer 2

Jet streams are high velocity westerly winds. The westerly flows are responsible for the western disturbances experienced in the north and north-western parts of the country.
These are of two types, westerly jet streams move to the north of Himalayas in summer and easterly jet streams move to the peninsular India.
The movement of a jet stream affects temperatures and precipitation.