It said that showers will occur at times in the Sabaragamuwa Province.
Several spells of showers will occur in the Western, North-western and Central provinces and in the Galle and Matara districts.
Showers or thundershowers may occur at several places elsewhere after 2.00 p.m.
Temporary localized strong winds during thundershowers are expected and the public is requested to take adequate precautions to minimize damages caused by lightning.