Weather Advisory
Subject: Heavy to very heavy
Rain in the South
and Strong wind-waves in the
Gulf
(Effect until 16 December 2025)
No.17 (390/2025)
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During 12-13 December 2025, rains will
be increase with isolated heavy rains in Prachuap Khiri Khan, Chumphon, Surat
Thani, Nakhon Si Thammarat, Phatthalung, Songkhla, Ranong, Phang Nga and Krabi. Because of the
low-pressure cell covers the lower Andaman Sea. After that, during 14-16 December 2025, heavy rains still be in the lower South
such as Surat Thani, Nakhon Si Thammarat, Phatthalung, Songkhla, Pattani, Yala,
Narathiwat, Krabi, Trang, and Satun due to the northeast
monsoon which prevail across the Gulf and the South will be strengthen. The
wind and waves in the lower Gulf are likely 2-3 meters and above 3 meters in
the thundershowers. The waves in the upper Gulf are about 2 meters and above 2
meters in the thundershowers.
People should
beware of heavy to very heavy rains and accumulations that cause flash flood
and overflows, especially along the waterways near foothills and lowlands. All
ships should proceed with caution and keep off thundershowers, small boats in
the lower Gulf keep ashore.
During 12–13 December 2025, variable weather with thundershowers will be in some places of the
upper Thailand due to the easterly wind with moisture prevail across the upper
country. After that, 2–4 °C drop in temperature with cool to cold and windy because
of the high-pressure system from China extended to cover Thailand.
People in the upper country should keep healthy due to variable weathers and
farmer should prevent for crop's damage.
This advisory is in effect on 12 December 2025, at 11.00 p.m.
This
next issue will be on 13 December 2025, at 5.00 a.m.
(Signed) Sugunyanee
Yavinchan
(Miss Sugunyanee Yavinchan)
Director-General
Thai Meteorological
Department