Heavy Rain Alert Across Thailand Through Tomorrow
Thailand faces heavy rain and potential flash floods across multiple regions through August 2 as a monsoon trough and southwest monsoon bring thunderstorms, with the northern and northeastern regions seeing the highest rainfall coverage at
The Thai Meteorological Department issued a weather forecast for the next 24 hours on August 1, 2569, warning that Thailand will continue to experience heavy rain in some areas. A monsoon trough is moving through the upper northern region and northern Laos, while the southwest monsoon is moderately strong over the Andaman Sea, Thailand, and the Gulf of Thailand. The public is urged to be cautious of dangers from heavy and accumulated rainfall, which may cause flash floods and flash flooding, especially in foothill areas near water channels and low-lying zones.
Wave conditions in the Andaman Sea and Gulf of Thailand are weakening. The upper Andaman Sea has waves of 1-2 meters, while the lower Andaman Sea and Gulf of Thailand have waves around 1 meter. Areas with thunderstorms may see waves exceeding 2 meters. Mariners are advised to navigate carefully and avoid areas with thunderstorms.
Northern Region: 70 percent thunderstorm coverage with heavy rain in some areas, particularly in Mae Hong Son, Chiang Mai, Chiang Rai, Lampang, Nan, Tak, and Kamphaeng Phet provinces. Low: 22-26°C, High: 31-36°C. Southwest winds 10-20 km/h.
Northeastern Region: 70 percent thunderstorm coverage with heavy rain in some areas, particularly in Loei, Nong Khai, Bueng Kan, Nong Bua Lamphu, Udon Thani, Sakon Nakhon, and Nakhon Phanom provinces. Low: 23-25°C, High: 30-34°C. Southwest winds 10-20 km/h.
Central Region: 60 percent thunderstorm coverage with heavy rain in some areas, particularly in Lopburi, Saraburi, Ayutthaya, Kanchanaburi, Ratchaburi, and Nakhon Pathom provinces. Low: 23-26°C, High: 33-36°C. Southwest winds 10-20 km/h.
Eastern Region: 60 percent thunderstorm coverage with heavy rain in some areas, particularly in Nakhon Nayok, Rayong, Chanthaburi, and Trat provinces. Low: 23-26°C, High: 32-34°C. Southwest winds 15-30 km/h. Sea waves around 1 meter; over 2 meters in thunderstorm areas.
Southern Region (East Coast): 40 percent thunderstorm coverage, mainly in Phetchaburi, Prachuap Khiri Khan, Chumphon, Surat Thani, Yala, and Narathiwat provinces. Low: 22-26°C, High: 31-35°C. Southwest winds 15-30 km/h. Sea waves around 1 meter; over 2 meters in thunderstorm areas.
Southern Region (West Coast): 40 percent thunderstorm coverage with heavy rain in some areas, particularly in Ranong province. Low: 23-25°C, High: 31-35°C. From Phang Nga northward: southwest winds 15-35 km/h, sea waves 1-2 meters; over 2 meters in thunderstorm areas. From Phuket southward: southwest winds 15-30 km/h, sea waves around 1 meter; over 2 meters in thunderstorm areas.
Bangkok and Metropolitan Area: 60 percent thunderstorm coverage with heavy rain in some areas. Low: 24-26°C, High: 33-35°C. Southwest winds 10-20 km/h.
