Retreating Monsoon and Rainfall in Tamil Nadu Coast

The retreating monsoon, also known as the northeast monsoon, is a seasonal wind pattern that brings rainfall to different parts of India during the months of October to December. It occurs when the southwest monsoon winds start to withdraw from the Indian subcontinent.

Retreating Monsoon in India
The southwest monsoon brings rainfall to most parts of India from June to September. As the monsoon season comes to an end, the southwest monsoon winds start retreating from the northern plains of India and gradually move towards the Bay of Bengal and the Indian Ocean. During this retreat, these winds pick up moisture from the Bay of Bengal and bring rainfall to certain regions of India, including the Tamil Nadu Coast.

Rainfall in Tamil Nadu Coast
The Tamil Nadu Coast, located on the eastern side of the Indian subcontinent, receives rainfall from the retreating monsoon. As the southwest monsoon winds withdraw, they interact with the northeast monsoon winds coming from the Bay of Bengal. This interaction leads to the formation of convective clouds, which bring rainfall to the coastal areas of Tamil Nadu.

The Tamil Nadu Coast, including regions such as Chennai, Cuddalore, and Puducherry, experiences significant rainfall during the retreating monsoon period. The rainfall is crucial for agriculture, as it provides water for the cultivation of crops such as paddy, millets, and pulses.

Conclusion
In conclusion, the Tamil Nadu Coast receives rainfall from the retreating monsoon, which occurs when the southwest monsoon winds withdraw from the Indian subcontinent. This rainfall is important for the agricultural activities in the region.