The Southern East Coast Meteorological Centre issued its second advisory on Wednesday, December 24, warning of heavy to very heavy rain across the South’s eastern seaboard from December 25–28.
The centre said the northeast monsoon had strengthened and was covering the Gulf of Thailand, the South and the Andaman Sea, bringing increased rainfall. Heavy to very heavy downpours are forecast in parts of Surat Thani, Nakhon Si Thammarat, Phatthalung, Songkhla, Pattani, Yala and Narathiwat.
Residents were urged to watch for thunderstorms and strong gusts, as well as the risk of flash floods, forest runoff, river overflows and landslides in hillside and foothill areas.
In the lower Gulf of Thailand, winds and waves are expected to strengthen, with waves around two metres and higher than two metres in thundershowers.
Mariners were advised to exercise extra caution and avoid sailing in stormy areas, while the public was told to closely follow updates from the Southern East Coast Meteorological Centre.
Meanwhile, the Department of Disaster Prevention and Mitigation (DDPM) said it had sent an urgent most official instruction to Disaster Prevention and Mitigation Centres 11 and 12, ordering heightened readiness for the December 25–28 period in the seven provinces.
The DDPM instructed regional centres to: