Question

In the diagram given below, A represents the path of an upper atmospheric air movement in the cold weather season.

1. Name A.
2. Explain how A influences the weather of India during winter season.

Answer 1

1. A represents the Western Disturbances upper atmospheric winds that come from the Mediterranean region.
2. 
   
   • Winter Rainfall in Northern India: These winds bring rainfall to the northwestern plains (Punjab, Haryana, Delhi) and snowfall to the Himalayan region (Jammu & Kashmir, Himachal Pradesh).
   • Support Rabi Crops: The rainfall from western disturbances is very helpful for rabi crops, especially wheat.
   • Moderate Winter Temperatures: Cloud cover caused by these disturbances helps reduce temperature extremes, cooling the days and warming the nights.