IMD forecasts relief in Chennai rains from Thursday night; toll rises to 12

Red alert in 20 districts, with Chennai already having surpassed average rainfall in November during the first week of the month itself

Even as the death toll due to rain-related incidents in Tamil Nadu rose to 12, the India Meteorological Department said on Wednesday that the low-pressure area over southeast Bay of Bengal is likely to concentrate into a depression and move towards the North coastal region of Tamil Nadu giving a relief to heavy rainfalls by Thursday night.

A red alert is in place on Thursday in 20 districts of the state, as Chennai has already surpassed the average rainfall in November during the first week of the month itself. Nungambakkam Observatory has recorded a total of 464 mm of rain