The monsoon through lies across the lower North, the Central and the lower Norhtheast regions while the moderate southwest monsoon prevails over the Andaman Sea, the South and the Gulf with isolated heavy rain in the country while very heavy rain are likely in the East. The moderated wind and waves in the upper Andaman Sea are expected about 2 meters high and above 2 meters high in thundershowers. In the lower Andaman Sea and the upper Gulf, the waves are likely 1-2 meters high and above 2 meters high in thundershowers.