SciencePhoto: Deccan HeraldHeavy Rains Hit Chennai as Northeast Monsoon Activates in Tamil Nadu
Heavy rains lashed Chennai and nearby districts, marking the start of the northeast monsoon, the Regional Meteorological Centre said. North Chennai recorded 6-10 cm rainfall in under an hour, with Uthiramerur receiving 15 cm and Manalurpet 12 cm in 24 hours. The IMD issued a yellow alert for 17 districts, including Chennai, until October 23, due to an active monsoon phase driven by cyclonic circulation and a Bay of Bengal trough.
Deccan Herald··Chennai



