Showers or thundershowers will occur at times in Western, Sabaragamuwa, Southern and North-western Provinces and in Kandy and Nuwara-Eliya Districts, the Department of Meteorology said.
It said heavy showers of above 100mm can be expected at some places in Hambantota District, fairly heavy showers of above 50mm can be expected at some places in Western and Sabaragamuwa Provinces and in Galle, Matara and Puttalam Districts.
Showers or thundershowers may occur at several places elsewhere, particularly in Eastern and Uva Provinces during the evening or night.
The department requested the people to take precautions to minimize damages caused by temporary localized strong winds and lightning during thundershowers.