"Cool to Cold in upper Thailand and strong Wind-Waves in Gulf"
No. 1 Time Issued December 28, 2020
From 30 December 2020 to 3 January 2021, another strong high-pressure system from China will extend to upper Thailand, leading to cooler weather with strong winds. Along the plains of the North and the Northeast, temperatures decrease by 6-8 degree Celsius with minimum temperatures in ranges of 8-16 degrees Celsius but mountaintops having cold to very cold weather with minimum temperatures expected in ranges of 2-14 degrees Celsius and isolated frost. In the Central and East regions, minimum temperatures are in ranges of 15-22 degrees Celsius. People should keep healthy due to the colder weather.
The stronger northeast monsoon across the Gulf of Thailand and the South forces the waves about 2 meters high in the upper Gulf, 2-3 meters high in the lower portion, and more than 3 meters high in thundershowers. Residents along the shoreline should beware of inshore surf. All ships should proceed with caution. Small boats keep ashore from 31 December 2020 to 3 January 2021.
This advisory is in effect on 28 December 2020, at 5.00 p.m.
The next issue will be at 29 December 2020, at 11.00 a.m.
(Signed) Nattapon Nattasomboon
(Mr. Nattapon Nattasomboon)
Thai Meteorological Department