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Cyclone free October in 2020
November 11 , 2020
1526 days
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- October to December period is among the favourable months for the development of cyclones in the Bay of Bengal and the Arabian Sea.
- This year October passed without witnessing a cyclonic storm.
- Ocean disturbances enter the Bay of Bengal from the South China sea side and head towards the Indian coast.
- This year there was no system which intensified to form a cyclone.
- Also, there is the weak La Nina conditions along the equatorial Pacific Ocean.
- There was also the influence of Madden Julian Oscillation (MJO).
- MJO is kind of an eastward-moving cyclic weather event along the tropics.
- It influences rainfall, winds, sea surface temperatures and cloud cover.
- About 80 cyclones are formed around the world annually.
- Out of which five are formed in the Bay of Bengal and the Arabian Sea
- Both together are known as the North Indian Ocean.
- Cyclones in the North Indian Ocean are bi-modal in nature.
- They occur during two seasons— April to June (pre-monsoon) and October to December (post-monsoon).
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