TMD Warning No. 12: Heavy Rain Forecast for Thailand

Thairath•Society•20d ago

Reader Briefing

The Thai Meteorological Department has issued a warning for increased rainfall and potential flash floods across several regions of Thailand.

•The Thai Meteorological Department issued Announcement No. 12 on September 1, 2026.
•Heavy to very heavy rain is expected in the North, Central, Northeast, and East regions until September 2, 2026.
•Tropical Storm Sodel is expected to approach Taiwan between September 3-4, 2026, but will not enter Thailand.
•Strong waves are forecast for the Andaman Sea and the Gulf of Thailand.

•The Thai Meteorological Department issued Announcement No. 12 on September 1, 2026, with effects lasting until September 2, 2026.
•Rainfall is increasing because a monsoon trough will move across the North and upper Northeast towards a depression in southern China, combined with a strong southwest monsoon.
•The Thai Meteorological Department warns of flash floods and forest runoff, particularly in slope areas near waterways and low-lying areas.
•The Thai Meteorological Department advises avoiding travel through routes with recurring flood problems.
•Waves in the upper Andaman Sea are expected to be 2-3 meters, and over 3 meters in thunderstorm areas.
•Tropical Storm Sodel has intensified from a depression and is located in the upper South China Sea, east of Hainan Island.
•Tropical Storm Sodel is expected to approach Taiwan during September 3-4, 2026.
•The Thai Meteorological Department states that Tropical Storm Sodel will not move into Thailand.

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Thai Meteorological Department(กรมอุตุนิยมวิทยา)ℹ️

The government agency issuing weather warnings and rainfall forecasts for Thailand.

Thailand(ประเทศไทย)ℹ️

The country facing increased rainfall and monsoon impacts.

Taiwan(เกาะไต้หวัน)ℹ️

The island that Tropical Storm Sodel is expected to approach.

China(ประเทศจีน)ℹ️

The country where a depression is located in its southern region.

Andaman Sea(ทะเลอันดามัน)ℹ️

A body of water experiencing strong waves and monsoon influence.

Gulf of Thailand(อ่าวไทย)ℹ️

A body of water experiencing waves of approximately 2 meters.

Hainan Island(เกาะไหหลำ)ℹ️

The island located to the west of Tropical Storm Sodel's position in the South China Sea.

South China Sea(ทะเลจีนใต้)ℹ️

The sea where Tropical Storm Sodel is currently located.