The department added that the strong winds and waves up to 3 metres high are being caused by the southwest monsoon prevailing over the Andaman Sea and the upper portion of the Gulf of Thailand.
“All ships should proceed with caution. Small boats should stay docked until June 2,” the department warned.
Visit http://www.tmd.go.th or contact (02) 399 4012-13 and 1182 for more information.