TamilLow pressure area to form over bay, red alert for Chennai and 10 districts from Nov 10-12
8 November 2021, 3:09 pm
A day after extremely heavy rains battered Chennai and suburbs, a low pressure area, under the influence of a uper air cyclonic circulation, is likely to form over Southeast Bay of Bengal and neighbourhood tomorrow, promising extremely heavy rains in Tamil Nadu for the next five days.
Met office sources on Monday said the low pressure area will become more marked and move westnorthwestwards towards North Tamil Nadu coast during the subsequent 48 hrs.
As the system was expected to move towards the TN coast, red alert–rainfall in excess of 20 cm–has been issued to 11 districts, including Chennai city, for three days from November 10 to 12, and orange alert–rainfall ranging from 11 to 20 cm–has been issued for 17 districts on November 10 and 11.
Red alert has been issued to Chennai, Tiruvallur, Kanchipurma, Chengalpet, Cuddalore, Villupuram, Mayiladuthurai, Thanjavur, Tiruvarur, Nagapattinam and Pudukottai districts.
Under its influence, thunderstorm with scattered heavy to very heavy rain with isolated extremely heavy rain is likely to occur over districts of North Coastal Tamil Nadu, Puducherry and Karaikal on Wednesday.
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