The monsoon trough will move to lie across the North and the upper Northeast into tropical storm SAUDEL over the upper South China Sea. Meanwhile, the rather strong southwest monsoon prevails over the Andaman Sea, Thailand and the Gulf. More rains and isolated heavy to very heavy rains are forecast in Thailand especially in the western part of the North and the Central, the upper part and the eastern part of the Northeast and the East regions. People in the country should beware of heavy to very heavy rains and accumulation that may cause flash floods, overflows and landslides especially along the waterways near foothills and lowlands.