The strong northeast monsoon across the Gulf of Thailand and the South forces the wind waves

        2-3 meters high in the upper Gulf, 2-4 meters high in the lower portion. Residents along the shoreline should beware of inshore surf. All ships should proceed with caution, and small boats keep ashore lasting 13 January.

        Another high-pressure system from China covers upper Vietnam and Laos, and it is forecast to cover upper Thailand form 11-13 January 2021 with cool to cold, strong winds and decreasing temperatures by

        2-4 °C, likely.

        This final advisory is in effect on 11 January 2021, at 5.00 a.m.

        (Signed) Nattapon Nattasomboon

        (Mr. Nattapon Nattasomboon)

        Director-General

        Thai Meteorological Department