Published Nov 15, 2026 | 2:32 PM ⚊ Updated Nov 15, 2026 | 2:32 PM
The system developed from a well-marked low-pressure area over the southeast Bay of Bengal on Saturday. (Representative image)
Synopsis: A depression over the southeast and adjoining southwest Bay of Bengal is expected to intensify into a severe cyclonic storm by 17 November before moving northwestwards towards the Andhra Pradesh coast. The IMD has forecast heavy rain across coastal districts of Tamil Nadu, Puducherry and Karaikal starting Tuesday. Coastal Andhra Pradesh and Yanam are likely to receive heavy rain starting Thursday.
A depression over the southeast and adjoining southwest Bay of Bengal is expected to intensify into a severe cyclonic storm by Tuesday, 17 November, before moving northwestwards towards the Andhra Pradesh coast over the following two days, the India Meteorological Department (IMD) said on Sunday.
The system, which developed from a well-marked low-pressure area over the southeast Bay of Bengal on Saturday, moved nearly northwards at a speed of 10 kmph on Sunday.
At 8.30 am, the depression was about 630 km east of Trincomalee in Sri Lanka.
At 8.30 am, the depression was about 630 km east of Trincomalee in Sri Lanka, 690 km west-southwest of Sri Vijaya Puram in the Andaman and Nicobar Islands, 840 km east-southeast of Chennai, 1,010 km south-southeast of Visakhapatnam and 1,130 km south-southeast of Gopalpur in Odisha.
If the forecast proves accurate, this will be the third depression over the Bay of Bengal to develop into a severe cyclonic storm in less than a month, after Cyclones Arnab and Murasu.
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The IMD has forecast moderate rain at isolated places in the north coastal districts of Tamil Nadu, Puducherry and Karaikal until Tuesday.
Heavy rain is forecast at isolated places in Chennai, Tiruvallur and Chengalpattu districts on Tuesday. Thunderstorms, lightning and gusty winds reaching 40-50 kmph are likely at one or two places in these districts.
The remaining north coastal districts of Tamil Nadu, Puducherry and Karaikal are likely to receive moderate rain at a few places, accompanied by thunderstorms, lightning and gusty winds reaching 40-50 kmph at one or two places.
South Tamil Nadu districts are likely to receive light rain at a few places, with thunderstorms and lightning at one or two places.
The IMD has forecast heavy rain at one or two places over Coastal Andhra Pradesh and Yanam on 18 November, accompanied by gusty winds reaching 40-50 kmph, with gusts up to 60 kmph, at isolated places.
Heavy to very heavy rain is forecast at one or two places on 19 November, followed by heavy rain on 20 November. Gusty winds reaching 40-50 kmph, with gusts up to 60 kmph, are likely at isolated places on both days.
(Edited by Dese Gowda)
