The delta region of the eastern coast of India is frequently struck by cyclones. This is because the cyclonic depressions that originate over the Andaman Sea are brought in by the sub-tropical easterly jet stream blowing over peninsular India during the monsoon as well as during the period between October to November.
(i) These cyclones cause heavy and widespread rain.
(ii)These tropical cyclones are often very destructive.
(iii)The deltas of Godavari, Krishna and Kaveri are frequently struck by cyclones which cause great damage to life and property.
(iv) Sometimes, these cyclones arrive at the coasts of Orissa, West Bengal and Bangladesh.