Showers or thundershowers are expected in several places in most parts of the island during afternoon or night, says the Department of Meteorology.
Showers will occur in several places in Northern and Eastern provinces and in coastal areas of Sothern province during the morning too.
Heavy showers above 100 mm can be expected at some places in Western, Sabaragamuwa, Southern, Central and Northern provinces.
The Meteorology Department has requested the public to take adequate precautions to minimize damages caused by temporary localized strong winds and lightning during thundershowers.
Showers or thundershowers will occur at times in the Northern and Southern sea areas to the island.
Showers or thundershowers are also expected in several places in the other sea areas around the island during evening or night.
Winds will be North-easterly in the sea areas extending from Galle to Trincomalee via Colombo, Mannar and Kankesanturai.
Wind speed will be (30-40) kmph and can be increased up to 50 kmph at times. Winds will be variable in direction and wind speed will be (20-30) kmph in the other sea areas around the island.
The sea areas extending from Galle to Kankesanturai via Colombo and Mannar can be fairly rough at times. Other sea areas around the island can be moderate.
Temporarily strong gusty winds (up to 70-80 kmph) and very rough seas can be expected during thundershowers.