The Meteorological Department has warned of very heavy rain in some areas of the upper North, upper Northeast, and the western coast of the South. People in these areas should be careful of the dangers of heavy to very heavy rain. In Bangkok and its vicinity, there is a 70% chance of thunderstorms and heavy rain in some areas. The Meteorological Department forecasts that in the next 24 hours, Thailand will experience heavy rain in some areas, with very heavy rain in some areas of the upper North, upper Northeast, and the western coast of the South. People in the aforementioned areas should beware of the dangers of heavy to very heavy rain and accumulated rain, which may cause flash floods and forest runoff, especially on hillsides near waterways and lowlands. This is because the monsoon trough has moved down across the North and upper Northeast, along with the southwest monsoon blowing across the Andaman Sea, Thailand, and the Gulf of Thailand, which is quite strong. For waves in the Andaman Sea and the G ulf of Thailand, they are quite strong. The upper Andaman Sea has waves 2-3 meters high, and in areas with thunderstorms, the waves are higher than 3 meters. The upper Gulf of Thailand has waves approximately 2 meters high, and the lower Andaman Sea has waves 1-2 meters high. Far from the shore and in areas with thunderstorms, the waves are higher than 2 meters. Sailors in the aforementioned areas are asked to sail with caution and avoid sailing in areas with thunderstorms. Small boats in the upper Andaman Sea should refrain from leaving the shore during this period. Bangkok and its vicinity will have thunderstorms in 70 percent of the area and heavy rain in some areas. Minimum temperature 25-27 degrees Celsius, maximum temperature 33-35 degrees Celsius. Source: Thai News Agency