Heavy rain lashed Pondicherry on Thursday after the India Meteorological Department (IMD) issued a red alert in Chennai and its surrounding districts. The cities are likely to receive extremely heavy rainfall and it is expected to continue across Tamil Nadu till November 21.
Districts including Chennai, Cuddalore, Kanchipuram, Chengalpattu, Villupuram and Thiruvallur may experience heavy to very heavy rain. The low-pressure area over south-east and south-west Bay of Bengal, with the associated cyclonic circulation, is likely to move westwards and reach west-central and adjoining south-west Bay of Bengal off the south Andhra Pradesh-north Tamil Nadu coast by November 18.
#Pondicherry after today's extremely heavy #Rains. Though the rains have not completely stopped it has certainly reduced since the extreme spell earlier in the day. One Private weather station in Auroville has cross 21 cms since midnight. #COMK #TamilNaduRains #NEM21 Recd in WA. pic.twitter.com/fbZvl9uQnl— Chennai Rains (COMK) (@ChennaiRains) November 18, 2021
“Isolated heavy to very heavy rainfall with extremely heavy falls over Rayalaseema, north Tamilnadu, Puducherry & Karaikal and south Coastal Andhra Pradesh on 18th November 2021,” IMD warned.
Ahead of expected heavy downpour, officials of Chennai, Theni, Tuticorin and Dindigul district administrations have declared a holiday for schools and colleges on Thursday. While the Chennai civic body’s war room is set up, where officials are monitoring red alert.
Tamil Nadu: War room set up at Chennai Corporation where the corporation officials are monitoring red alert on heavy rain announced for today in Chennai.#ChennaiRains pic.twitter.com/M87IPWUEOd— ANI (@ANI) November 18, 2021
Technical officials in low line areas will ensure that during heavy rains all pumps in the areas are operated & water is drained out. A total of 769 pumps all across the city as we don't want any area to be inundated: Gangandeep Singh Bedi, Commissioner, Chennai Corporation pic.twitter.com/SUukZHOpsM— ANI (@ANI) November 18, 2021
Also Read: IMD Red Alert for Chennai, 4 Other Districts; Very Heavy Rainfall Likely in North Tamil Nadu
In all high-risk flood-prone areas, corporation engineers have been appointed for every zone to expedite flood mitigation measures. Along with this, civic officials told The New Indian Express, that a total of 689 motor pumps including 448 owned by the corporation, 199 rented motor pumps and 37 from other associations have been deployed across the city. Of these, 22 motor pumps have more than 100 horse power and 28 have more than 50 HP, meaning water would be drained out faster.
On Thursday, Chennai, Tiruvallur, Kancheepuram, and Ranipet may experience heavy to very heavy rain. One or two places in these districts are likely to get intense rain of 20.4 cm, while 10 other districts are likely to get heavy or very heavy rain, The Hindu reported. The rainfall may continue in some districts on November 19 and 20.
Along with a red alert, IMD has also issued a strong winds warning and stated, “Strong winds (speed reaching 40-50 kmph gusting to 60 kmph) very likely over Westcentral & adjoining Southwest Bay of Bengal, along with & off south Andhra Pradesh-north Tamilnadu coasts during 17th-19th November.”
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