Relief vessel INS Sunayna arrived at Colombo port with goods from Kochi, the Sri Lankan foreign ministry said.
Last night, India had dispatched sent its two naval ships - INS Sunayna and survey vessel INS Sutlej - and a C-17 aircraft with relief material like - inflatable boats, outboard motors, diving equipment, medical supplies, electricity generators and sleeping bags, officials said.
These had been identified as priority relief materials by Sri Lankan authorities.
"Sri Lanka occupies a special place in the hearts and minds of Indians, and India's emergency relief assistance is a manifestation of our abiding friendship. India will continue to work closely with the government of Sri Lanka to address longer term rehabilitation needs of the affected people as part of its development partnership with Sri Lanka," the Indian High Commission here said in a release.
President Maithripala Sirisena urged Sri Lankans to provide shelter and donate cash or food to flood victims.
"There had been a huge outpouring of sympathy for victims with donations of food, clothing and dry rations," local officials said.
Some 375,604 people remain displaced in 22 districts in Sri Lanka. The country has begun receiving international assistance, they added.
Japan has sent emergency relief items through the Japan
International Cooperation Agency (JICA), including blankets, water tanks, water purifiers and generators, electrical cables and electric plugs.
The US government offered a 3-year USD 1 million programme to assist with safe drinking water.
Almost a third of people have been moved from the low-lying capital, which has a population of about 650,000.
The district of Kegalle, about 100 kilometres northeast of Colombo, has been the worst hit, with the toll from two separate landslides rising to 39.
The irrigation department said the water-levels around the Kelani River were receding at a slower pace.
"It will take at least 3 days for the levels to recede," said Prema Hettiarachchi, an irrigation official.
The meteorological department says the rains were caused by a depression in the Bay of Bengal, ahead of the arrival of the southwest monsoon.
