Bangkok, The Meteorological Department reveals that Thailand still has thunderstorms in some areas. Warning to the northern region to prepare for heavy rain. Meteorological Department Revealed that the southwest monsoon still covers the upper Andaman Sea, Thailand and the Gulf of Thailand. This characteristic causes thunderstorms in Thailand to occur in some areas and heavy rain in some areas in the northern region. People in the area are asked to be careful of the dangers from heavy rain and accumulated rain. For wind waves in the upper Andaman Sea, there are waves 1-2 meters high. In areas with thunderstorms, waves higher than 2 meters. Boaters in those areas are asked to sail with caution and avoid sailing in areas with thunderstorms. Source: Thai News Agency