A "very severe" cyclonic storm lay centered about 250 km off Chennai, with the weather office forecasting winds touching up to 135 kph and advising fishermen against venturing into sea for the next two days. "The very severe cyclonic storm 'Thane' over southwest Bay of Bengal moved west-southwestward and lay centered about 250 km east-southeast of Chennai, 270 km of Puduchery and 420 km north-northeast of Trincomalee (Sri Lanka).