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Daily Weather Forecast
Announcement Date 18 May 2025
The southeasterly and southerly winds prevail over the lower North, the Northeast, the Central including Bangkok and vicinity, the East and the Gulf while the southwest monsoon prevails over the Andaman Sea and the western part of Thailand. Thundershower are likely in the country and isolated heavy rains are likely in the North, the Northeast, the East and the South including Bangkok and its vicinity. People in thease areas should beware of heavy rains and accumulation that may cause flash floods and overflows, especially along the waterways near foothills and lowlands. The moderate wind and waves in the Andaman Sea are likely 1-2 meters high and above 2 meters high in thundershowers. All ships should proceed with caution and keep off thundershowers.
Announcement Date 18 May 2025
Northern
Fairly widespread thundershowers and isolated heavy rains in Chiang Mai, Chiang Rai, Lampang, Phayao, Nan, Phrae, Uttaradit, Sukhothai, Tak and Phitsanulok. Minimum temperature 23-25 °C. Maximum temperature 32-36 °C. Southwesterly winds 5-15 km./hr.
Northeastern
Fairly widespread thundershowers and isolated heavy rains in Loei, Nong Khai, Bueng Kan, Chaiyaphum, Roi Et, Yasothon, Amnat Charoen, Nakhon Ratchasima, Buriram, Surin, Sisaket and Ubon Ratchathani. Minimum temperature 23-26 °C. Maximum temperature 33-36 °C. Southeasterly winds 10-20 km./hr.
Central
Scattered thundershowers mostly in Nakhon Sawan, Uthai Thani, Lopburi, Saraburi, Suphan Buri, Phra Nakhon Si Ayutthaya, Kanchanaburi, Nakhon Pathom, Samut Sakhon and Samut Songkhram. Minimum temperature 24-26 °C. Maximum temperature 32-36 °C. Southerly winds 10-20 km./hr.
Eastern
Fairly widespread thundershowers and isolated heavy rains in Nakhon Nayok, Prachin Buri, Sa Kaeo, Chachoengsao, Chonburi, Rayong, Chanthaburi and Trat. Minimum temperature 24-26 °C. Maximum temperature 32-34 °C. Southeasterly winds 15-30 km./hr. Wave height about 1 meter and above 2 meters in thundershowers.
Southern (East Coast)
Scattered thundershowers and isolated heavy rains in Phetchaburi, Prachuap Khiri Khan, Chumphon, Surat Thani, Nakhon Si Thammarat and Songkhla. Minimum temperature 24-25 °C. Maximum temperature 32-35 °C. Southeasterly winds 15-30 km./hr. Wave height about 1 meter and above 2 meters in thundershowers.
Southern (West Coast)
Scattered thundershowers and isolated heavy rains in Ranong, Phuket, Krabi and Trang. Minimum temperature 24-26 °C. Maximum temperature 32-34 °C. Southwesterly winds 15-35 km./hr. Wave height 1-2 meters and above 2 meters in thundershowers.
Bangkok Metropolitan
Fairly widespread thundershowers and isolated heavy rains. Minimum temperature 25-26 °C. Maximum temperature 33-35 °C. Southeasterly winds 10-20 km./hr.
Announcement Date 18 May 2025
