The Department of Meteorology says showers or thundershowers may occur at a few places in the Uva and Eastern provinces, as well as in the Mullaittivu district, after 2.00 p.m. today.
Meanwhile, mainly fair weather is expected to prevail in most other areas of the island.
The public has been advised to take necessary precautions to minimize damages from temporary localized strong winds and lightning during thundershowers.