The Department of Meteorology says showers or thundershowers are likely in parts of the Northern, North-central, Eastern and Uva provinces today (Jan.27).Fairly strong winds of about 40 kmph can be expected at times over the North-central, Eastern, Central, Uva and Northwestern provinces.Meanwhile, ground frost is possible at some places in Nuwara-Eliya district during the early hours of the day.Showers or thundershowers may occur in parts of Central, Sabaragamuwa and Western provinces and Galle and Matara districts after 2.00 p.m.Sea areas:Showers or thundershowers may occur at several places in the sea areas off the coast extending from Trincomalee to Hambantota via Batticaloa.Winds will be north-easterly and wind speed will be 30-40 kmph.Wind speed may increase up to 50-60 kmph at times in the sea areas off the coasts extending from Colombo to Hambantota via Puttalam, Kankesanturai, Trincomalee and Pottuvil.The sea areas off the coasts extending from Colombo to Hambantota via Puttalam, Kankesanturai, Trincomalee and Pottuvil can be rough at times.