Indian Monsoon YouTube Lecture Handouts

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Indian Monsoon - Factors, Theories, Phenomena & Characteristics

Indian Monsoon Factors, Theories, Phenomena & Characteristics

Dr. Manishika Jain in this lecture explains the concept of Indian Monsoon. The focus areas are the factors that affect monsoon, 3 theories of monsoon, phenomena, characteristics and regional variability of monsoons.

  • Derived from the Arabic word mausin.
  • Seasonal winds- reverse their direction with the change of season.
  • Double system of seasonal winds – flow from sea to land during the summer and from land to sea during winter. Land and sea breeze on a large scale. Convection cells on a very large scale.
  • Indian Subcontinent, South East Asia, parts of Central Western Africa
  • More pronounced in the Indian Subcontinent
  • South-west monsoon in summer and north-east monsoon in winter.
    • South-west monsoons- intense low pressure system formed over the Tibetan plateau
    • Intense rainfall to most of India
    • India, Indonesia, Bangladesh, Myanmar etc. south-west monsoon season
  • North-east monsoons- associated with high pressure cells over Tibetan and Siberian plateaus.
    • Mainly south-eastern coast of India
    • South East China, Japan etc. , during north-east rainfall season.
Illustration: Indian Monsoon Factors, Theories, Phenomena & Characteristics

SW Monsoon

Illustration: SW Monsoon

NE Monsoon

Illustration: NE Monsoon
Illustration: NE Monsoon
Illustration: NE Monsoon
Illustration: NE Monsoon
Illustration: NE Monsoon

Factors affecting monsoon are as follows

Illustration: NE Monsoon

Manishika