Weather Advisory
Subject: Heavy to very heavy
Rain in the South
and Strong wind-waves in the
Gulf
(Effect until 16 December 2025)
No.21 (394/2025)
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During 14-16 December 2025, heavy rains still be in the lower
South such as Chumphon, 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.
Another high-pressure system from China will extend to upper Thailand. At
the first period, lead to Isolated rains/thundershowers in the upper country
with a decrease in temperature and strong wind. A decrease
in temperature by 3 – 5 °C is likely in the Northeast while a decrease in
temperature by 2 – 4 °C is likely in the North, the Central, Bangkok including
vicinity and the East regions. People in the upper country should keep healthy
due to variable weathers and the weather is cooling down. Farmer should prevent
for crop's damage.
This advisory is in effect on 13 December 2025, at. 11.00
p.m.
This
next issue will be on 14 December 2025, at. 5.00 a.m.
(Signed) Sugunyanee
Yavinchan
(Miss Sugunyanee Yavinchan)
Director-General
Thai Meteorological
Department