The active monsoon trough lies across the lower North and the Northeast of Thailand while the moderate to rather strong southwest monsoon prevails over the Andaman Sea, Thailand and the Gulf. Isolated heavy to very heavy rains are likely in the upper country while isolated thundershowers are possible in the South. The moderated to rather strong wind force the waves in the upper Andaman Sea are likely 2-3 meters high and above 3 meters high in thundershowers. In the lower Andaman Sea and the upper Gulf, the waves are likely about 2 meters high and above 2 meters high in thundershowers.