Thailand's Meteorological Department has issued its tenth warning as a southwestern monsoon brings heavy to very heavy rainfall across western, northeastern, and eastern regions through May 18, with the Western Coast of Southern Thailand fa
On May 17, 2569, the Thai Meteorological Department forecast heavy rainfall in the upper portions of Thailand over the next 24 hours, concentrated mainly in western areas, the upper Northeast region, and the Eastern region. Very heavy rainfall is expected in parts of the Western Coast of Southern Thailand due to a moderately strong southwestern monsoon covering the upper Andaman Sea and Thailand.
The public is warned of dangers from heavy to very heavy rain and accumulated rainfall that may cause flash flooding and flash floods, particularly in foothill areas near water channels and low-lying areas. People are also advised to monitor their health during this period of changing weather conditions.
Sea conditions in the upper Andaman Sea are expected to be rough, with waves 2-3 meters high, and over 3 meters in thunderstorm areas. The lower Andaman Sea and upper Gulf of Thailand will see waves 1-2 meters high, exceeding 2 meters in thunderstorm areas. Fishermen are urged to exercise caution and avoid areas with thunderstorms, while small boats in the upper Andaman Sea should not venture offshore.
Weather forecast for Thailand from 6 p.m. today to 6 p.m. tomorrow:
Northern Region: Thunderstorms in 40% of areas with heavy rain in some spots, particularly in Chiang Rai, Phayao, Nan, Tak, Kamphaeng Phet, Uttaradit, Phitsanulok, and Phetchabun provinces. Lows 24-26°C, highs 35-38°C. Southwest winds 10-20 km/h.
Northeastern Region: Thunderstorms in 60% of areas with heavy rain in some spots in Loei, Nong Khai, Bueng Kan, Nong Bua Lam Phu, Udon Thani, Sakon Nakhon, Nakhon Phanom, Kalasin, Mukdahan, Yasothon, Amnat Charoen, Sisaket, and Ubon Ratchathani provinces. Lows 24-26°C, highs 34-36°C. Southwest winds 10-20 km/h.
Central Region: Thunderstorms in 60% of areas with heavy rain in spots including Nakhon Sawan, Uthai Thani, Lopburi, Saraburi, Kanchanaburi, and Ratchaburi provinces. Lows 25-27°C, highs 36-38°C. Southwest winds 10-20 km/h.
Eastern Region: Thunderstorms in 60% of areas with heavy rain in Nakhon Nayok, Prachuap Khiri Khan, Rayong, Chanthaburi, and Trat provinces. Lows 25-28°C, highs 34-36°C. Southwest winds 15-35 km/h. Sea waves 1-2 meters, over 2 meters in thunderstorm areas.
Southern Region (East Coast): Thunderstorms in 60% of areas, mainly in Phetchaburi, Prachuap Khiri Khan, Chumphon, Surat Thani, and Nakhon Si Thammarat provinces. Lows 23-25°C, highs 34-37°C. Southwest winds 15-35 km/h. Coastal waves around 1 meter, 1-2 meters offshore, exceeding 2 meters in thunderstorm areas.
Southern Region (West Coast): Thunderstorms in 70% of areas with very heavy rain in some spots in Ranong, Phang Nga, Phuket, Krabi, and Trang provinces. Lows 20-24°C, highs 29-34°C. From Phuket northward: southwest winds 20-40 km/h. Sea waves 2-3 meters, over 3 meters in thunderstorm areas. From Krabi southward: southwest winds 15-35 km/h.