TMD Warns of Heavy Rain, Flash Floods in South
The Thai Meteorological Department has issued a heavy rain warning for Southern Thailand on November 12-13, with very heavy rain expected in several provinces including Phuket, Krabi, and Surat Thani. Phuket's three districts are already experiencing intense rainfall, raising flash flood risks in low-lying areas. Authorities also warn of dangerous sea conditions with waves up to three meters in the Andaman Sea.
The Thai Meteorological Department released Announcement No. 9 on November 12, 2026 at 5:00 PM, warning the public in southern provinces of heavy to very heavy accumulated rainfall from November 12-13, with risks of flash floods and forest runoff, especially in foothill areas, near waterways, and low-lying zones.
On November 12, very heavy rain is expected in Chumphon, Surat Thani, and Nakhon Si Thammarat. Heavy rain is forecast for Prachuap Khiri Khan, Phatthalung, Songkhla, Pattani, Yala, Narathiwat, Phang Nga, Phuket, Krabi, Trang, and Satun.
On November 13, very heavy rain is predicted for Prachuap Khiri Khan, Chumphon, and Surat Thani, while heavy rain is expected in Phetchaburi, Nakhon Si Thammarat, Phatthalung, Songkhla, Pattani, Yala, Narathiwat, Ranong, Phang Nga, Krabi, Trang, and Satun.
As of 5:40 PM the same day, heavy rain was reported across all three Phuket districts — Mueang Phuket, Kathu, and Thalang — requiring residents to closely monitor the situation, especially in flood-prone and low-lying areas.
The department also warned of 2-3 meter waves in the lower Andaman Sea, exceeding 3 meters in thundershower areas. Small boats should stay ashore, and all vessels should navigate with caution.
Upper Thailand will see rising temperatures, though cool mornings with patchy fog and isolated rain persist. People are advised to take care of their health during the changing weather.
The next announcement will be issued on November 13 at 5:00 AM. Updates are available on the TMD website (https://tmd.go.th) or the 24-hour hotline 1182.
