IT has generally been held that the south-west monsoon owes its origin to the great difference of temperature which exists during the summer months between the heated land surface of India and the surrounding oceans, the general idea being that the warm air over the land rises, and damp air from the sea flows into …
How do the southwest monsoon winds enter in India?
The southwest monsoon arrives in two branches called the Bay of Bengal branch and the Arabian Sea branch. The Arabian Sea side monsoon of the southwest monsoon first hits the western ghats of Kerala, India. … It reaches then to the Eastern Himalaya and gives rain to the North-East India, Bangladesh and West Bengal.
Where does the southwest monsoon enter India?
The Arabian Sea Branch of the Southwest Monsoon first hits the Western Ghats of the coastal state of Kerala, India, thus making this area the first state in India to receive rain from the Southwest Monsoon.
How does Southwest monsoon brings rainfall to India?
The north-east monsoon, commonly known as winter monsoon blows from land to sea, whereas south-west monsoon, known as summer monsoon blows from sea to land after crossing the Indian Ocean, the Arabian Sea, and the Bay of Bengal. The south-west monsoon brings most of the rainfall during a year in the country.
How do monsoons enter India?
The rainfall is a result of the convergence of wind flow from the Bay of Bengal and reverse winds from the South China Sea. The onset of the monsoon occurs over the Bay of Bengal in May, arriving at the Indian Peninsula by June, and then the winds move towards the South China Sea.
What are the types of monsoon?
The Types of Monsoons
- Monsoon Cycles. In India, Australia and other equatorial regions, monsoons move from cold, high pressure systems to warmer areas of less resistance with low atmospheric pressure. …
- Summer Monsoons. …
- Dry Monsoons. …
- Embryo Monsoons.
What are South West monsoon winds?
The Southwest Monsoon winds are called ‘Nairutya Maarut’ in India. … The reversal of winds start taking place over the Indian sub-continent during the summer season, when cold and dry continental northwesterly winds are replaced by warm and moist southwesterly winds.
What season do monsoons start?
It usually happens between April and September. As winter ends, warm, moist air from the southwest Indian Ocean blows toward countries like India, Sri Lanka, Bangladesh, and Myanmar. The summer monsoon brings a humid climate and torrential rainfall to these areas. India and Southeast Asia depend on the summer monsoon.
Why are South West monsoon winds called so?
The southwest monsoon derives its name from winds which blow from a south-westerly direction in the Indian subcontinent. … A stronger high pressure will produce stronger winds or monsoon current.
What is the period of South West monsoon in India?
The period June to September is referred to as the ‘Southwest Monsoon’ period. Southwest Monsoon period is the principal rainy season for the Indian subcontinent. This is the summer monsoon period where the southwest monsoon holds away over the country.
Why is South-West monsoon in India?
This was mainly due to strong westerly winds from the Arabian Sea, and also the formation of a low-pressure system over the North Bay of Bengal on June 11 that currently lies over eastern Uttar Pradesh and Bihar.
Which direction does rain come from?
Explanation: It is important to note that precipitation generally moves from west to east in the Northern Hemisphere. This is generally due to lower air pressure further north (ex. North America) than in the tropics.
What are the factors affecting Indian monsoon?
Factors influencing the onset of SW monsoons:
- Intense low-pressure formation over the Tibetan Plateau.
- The permanent high-pressure cell in the South of the Indian Ocean.
- Subtropical jet stream.
- African Easterly jet (Tropical easterly jet)
- Inter-Tropical Convergence Zone (ITCZ)