The strong northeast monsoon across the Gulf and southern Thailand with continuous rainfalls and isolated heavy rains in southern. People are advised to brace for the severe conditions that may cause flash floods and forest runoffs in this period.

        The effected areas are as follow;

        During 15-16 December, provinces: Chumphon, Surat Thani, Nakhon Si Thammarat, Phatthalung, Songkhla, Pattani, Yala, Narathiwat, Krabi, Trang and Satun.

        On 17 December, provinces: Nakhon Si Thammarat, Phatthalung, Songkhla, Pattani, Yala, Narathiwat, Trang

        and Satun.

        The strong wind waves will be likely in the Gulf of Thailand and the Andaman Sea while the Gulf has 2-3 meters high of wave. People along the South (east coast) should beware of the inshore surges. All ships should proceed with caution, and small boats in the Gulf keep ashore lasting 17 December.

        2. Cold spells over the upper half of the country.

        During 15-17 December, upper Thailand accompanying with cooler weather and strong winds. Cool to cold in the North and the Northeast. Cold to very cold on the mountaintop minimum temperature 2-10 °C with frost in some areas. Decreasing temperature by 1-3 °C in the North whereas slightly drops in rest regions. People should keep warm and stay healthy.

        The advisory is in effect on 15 December 2018 at 11.00 a.m.

        The next issue will be on 15 December 2018 at 11.00 p.m.

        (Signed) Phuwieng Prakhammintara

        (Mr. Phuwieng Prakhammintara)

        Deputy Director-General

        Acting Director-General

        Thai Meteorological Department