The sea areas around the island will be rough or very rough due to the active south-west monsoonal condition.

 Naval and fishing communities are advised not to venture into the sea areas extending from Kankasanthurai to Pottuvil via Mannar, Colombo, Galle and Hambantota, until further notice and be vigilant in the other sea areas around the island.

Waves heights may increase up to (about 2.5 m – 3.5 m) in the sea areas off the coast, extending from Kalpitiya to Pottuvil via Colombo, Galle, and HambantotaTherefore, there is a possibility that nearshore sea areas extending from Kalpitiya to Matara via Colombo and Galle, may experience