Thursday's low pressure area over Sri Lanka and adjoining south-west Bay of Bengal now lies over South west Bay of Bengal off Sri Lanka and Tamil Nadu coast, according to a latest bulletin from the India Meteorological Department.

"Rainfall activity will continue over North coastal tamilandu with heavy to very heavy rain over Kancheepuram and Thiruvallur districts during next the 24 hours," according to S. Balachandran, Director IMD Chennai.

Bright sunshine in many parts of Chennai on Thursday morning gave way to dark clouds by the afternoon. Rain, which started in the evening, intensified at night, leaving roads flooded and bringing traffic to a standstill in many areas.

TNagar DuraisamySubway is closed due to water logging. The marina recorded highest rain fall that is 29 cm that made water flooded until service road.

Tamil Nadu Electricity Minister P. Thangamani on Friday said power has been shutdown in 70 localities across the city which have been identified as “low lying areas”.

Except for minor delays, there is no major disruption in train services in the city. The section between Kodambakkam and St. Thomas Mount was affected by signalling problems from 9.30 pm Thursday night. The problem was set right and the section restored at 03.20 today morning. Due to heavy rains Tambaram and Egmore yards flooded. But all flight services are normal.

City Corporation Commissioner D. Karthikeyan visits the Gengu Reddy subway which is heavily flooded. He says inflow of water is heavy even as corporation staff pump out water.Waterlogging has been reported in areas like LB Road, Taramani Link Road and Velacherry.

Residents in a few streets of Madipakkam woke up and were shocked to see knee deep water on the streets. There's no supply of bubble top water cans, newspapers, milk and vegetables and essential services are affected.

Power is expected to be restored by 11:30 am in most areas except Mudichur, TANGEDCO Managing Director M. Saikumar said.

Fisheries department Minister who evoked wrath of netizens for his comment "we can't visit all 10000 streets in Chennai" also been besieged when he visited the families on Thursday of the residents of Kodungaiyur and kin of the two girls who were electrocuted on Wednesday.

Raising slogans against the government, the residents stopped the minister for a while before he could reached the children's house.