Heavy rain lashes within the outskirts of Chennai. File. , Picture Credit score: B. Velankanni Raj
A moist Deepavali is on the playing cards for Tamil Nadu as widespread rainfall is ready to cowl most elements of the State which can be intense in lots of districts from October 19. Intense downpour is more likely to shift to north. coastal districts from October 22 underneath the affect of a low strain space brewing within the Bay of Bengal.
A number of climate programs, aided by the vigorous Northeast monsoon, are anticipated to deliver widespread rainfall subsequent week too.
Throughout the previous 24 hours ending at 8.30 am on Saturday, 5 climate stations obtained very heavy rainfall and 40 different locations recorded heavy rainfall. Rajapalayam in Virudhunagar district obtained the heaviest rainfall of 18 cm within the State. Comparable rainfall sample continued on Saturday too.
Officers of the Regional Meteorological Middle mentioned a trough that runs between two different climate programs -in Arabian sea and Bay of Bengal- which have a possible to accentuate right into a melancholy, influenced Widespread, intense downpour over a number of elements of the state. One other cyclonic circulation over Gulf of Mannar would additionally maintain the moist climate.
The well-marked low strain over southeast Arabian sea, which is more likely to develop into melancholy by early hours of Deepavali day, will affect heavy rainfall over districts alongside Western Ghats and excessive south TN on Sunday. On October 20, intense downpour would cowl 20 districts, together with in delta and north coastal TN.
After intense downpour over south Tamil Nadu and the Western Ghats areas this week, rainfall is ready to lash over north coastal TN from October 22. A low strain space, which is more likely to type over Southeast Bay of Bengal on October 21, is anticipated to collect power as a melancholy by October 23.
B.Amudha, Head (Further in-charge), RMC mentioned the climate system, which is getting organized, could deliver heavy rainfall over the north coastal area between October 22 and October 24. Six districts, together with Chennai and its neighbourhood, are more likely to obtain very heavy rainfall as much as 24 cm on October 22 and 23.
“We are going to monitor the system for additional intensification. When rainfall depth is excessive in sure districts, the heavy downpour could unfold to the neighboring districts as effectively, relying on the motion of the climate programs,” she mentioned.
Revealed – October 19, 2025 04:39 am IST