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Thailand Weather
  General Situation    at 22:00 July 20, 2019  
The strong southwest monsoon still prevails across the upper Andaman Sea and Thailand. Isolated heavy rains are possible for the South and the East while the rest area has isolated thundershowers. People should beware of the severe conditions that may cause flash flood and water runoff.
The strong winds rise the waves up to 2-3 meters high in the Andaman Sea and about 2 meters high in the Gulf but more than 3 meters high in thundershower areas. All ships take more caution and keep off thundershowers. Small boats keep ashore lasting 21 July.
  Bangkok Metropolis and Vicinity Forecast    From 23:00 today To 23:00 tomorrow  
Cloudy with scattered thundershowers. Minimum temperature 25-28 °C. Maximum temperature 32-37 °C. Southwesterly winds 15-30 km/hr.
More Details Issued Date July 20, 2019
  7 days Weather Forecast   July 20, 2019 - July 26, 2019  
     During 20 - 21 Jul 2019, the strong southwest monsoon prevails over the Andaman Sea, the South and the Gulf of Thailand. Isolated heavy rain is likely in the East and the South. The strong wind waves 2-3 meters high in the Andaman Sea, above 3 meters in thundershower areas and about 2 meters over upper Gulf of Thailand. During 22 - 26 Jul 2019, the moderate southwest monsoon prevailing over the Andaman Sea, the South and the Gulf of Thailand will weaken and cause less rain over the East and the South but still isolated heavy rain in the South. The moderated wind and waves in the Andaman Sea is likely about 2 meters high and above 2 meters high in thundershower areas. Tropical storm “DANAS” over the Pacific ocean or the north of Taiwan is expected to move pass the South Korea, during 20-21 July.
     
Cautions
     On 20 Jul 2019, people in the East and the South should beware heavy rain. All ships in the Andaman Sea and the upper Gulf should proceed with caution, keep away from thundershower areas and small boats in the Andaman Sea should keep ashore until 21 July 2019.
Issued Date July 20, 2019
  7 day Weather Summary   July 12, 2019 - July 18, 2019  
The weak southwest monsoon prevailed over the Andaman Sea and Thailand then it was strengthen while prevailing over the Andaman Sea, the southern part and the Gulf of Thailand during the second half of the period. These conditions caused decreasing both amount and distribution of rainfall over upper Thailand from previous period. Rainfall in southern part also increased especially during the second half of the period.
Previous Issued Date July 19, 2019