Issuing the today (24th May) weather forecast the Department said the showers or thundershowers are expected at times in the Western, North-Western, Southern, Central and Sabaragamuwa provinces.
Fairly heavy to heavy falls around 75-100mm also likely at some places.
Showers or thunder showers are also expected at several places in the Uva province and in the Ampara and Batticaloa districts.
Strong windy conditions over the country and in the sea areas around the island will continue further, particularly over the Southern, Eastern and Northern sea areas, the Department said.