The Thai Meteorological Department (TMD) has issued a weather forecast for today, August 3, alerting 30 provinces to expect thunderstorms, with the southern region facing the most severe conditions. Mariners in the Andaman Sea and the Gulf of Thailand are advised to exercise caution.
In the next 24 hours, upper Thailand is expected to have minimal rainfall due to a weakening southwesterly monsoon covering the Andaman Sea, Thailand, and the Gulf of Thailand. Additionally, a low-pressure area is situated over northern Vietnam and the Tonkin Gulf.
The Andaman Sea and the Gulf of Thailand will experience weak wind and wave conditions, with waves reaching 1 to 2 metres. In thunderstorm areas, waves could exceed 2 metres. Mariners should be cautious and avoid sailing in thunderstorm-prone zones.
For the northern region, thunderstorms are forecasted for 20% of the area, mainly in Mae Hong Son, Chiang Mai, Chiang Rai, Phayao, Nan, and Tak provinces. Temperatures will range from 23°C to 37°C, with southwesterly winds blowing at 10 to 20 kilometres per hour.
In the northeastern region, 20% of the area may experience thunderstorms, particularly in Nong Khai, Bueng Kan, Nakhon Phanom, Sisaket, and Ubon Ratchathani provinces. The temperature will vary between 24°C and 37°C, with southwesterly winds at 10 to 20 kilometres per hour.
The central region will also see thunderstorms in 20% of the area, notably in Kanchanaburi and Ratchaburi provinces. Temperatures are expected to be between 24°C and 38°C, with southwesterly winds at 10 to 20 kilometres per hour.
Weather forecast
Eastern Thailand is anticipated to have thunderstorms across 30% of the area, especially in Nakhon Nayok, Prachin Buri, Rayong, Chanthaburi, and Trat provinces. Temperatures will be between 26°C and 36°C, with southwesterly winds at speeds of 15 to 30 kilometres per hour. The sea will have waves around 1 metre in height, rising above 2 metres in thunderstorm areas.
In the southern region (eastern coast), thunderstorms are predicted for 40% of the area, mainly in Prachuap Khiri Khan, Surat Thani, Nakhon Si Thammarat, Songkhla, Pattani, Yala, and Narathiwat provinces.
The temperature will range from 23°C to 36°C, with southwesterly winds at 15 to 30 kilometres per hour. Sea waves will be about 1 metre high, exceeding 2 metres in thunderstorm zones.
The southern region (western coast) will see thunderstorms in 40% of the area, particularly in Ranong, Phang Nga, Krabi, Trang, and Satun provinces. Temperatures are forecasted to range from 25°C to 36°C.
In areas from Phuket northwards, southwesterly winds will blow at 15 to 35 kilometres per hour, with sea waves of 1 to 2 metres, increasing above 2 metres in stormy weather. From Krabi southwards, southwesterly winds will be at 15 to 30 kilometres per hour, with sea waves approximately 1 metre high, reaching 1 to 2 metres in thunderstorm areas, reported KhaoSod.
Bangkok and its vicinity are expected to have thunderstorms in 30% of the area. Temperatures will range from 27°C to 37°C, with southwesterly winds at 10 to 20 kilometres per hour.
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