Daily Weather Forecast
26 August 2025Announcement Date 26 August 2025
Forecast Additional Video Formats
General Situation
26 Aug 2025
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Weather Map
Severe tropical storm “KAJIKI” cover Vietnam while the strong southwest monsoon prevailing over the Andaman Sea, Thailand and the Gulf. Isolated heavy to very heavy rains are in the upper North, the upper Northeast, the East and the South (west coast) regions. People in the country should beware of heavy to very heavy rain and its accumulation that may cause flash floods and overflows especially along the waterways near foothills and lowlands.
The rather strong wind forces the waves in the upper Andaman Sea and the upper Gulf up to 2-3 meters high and above 3 meters high in thundershowers. In the lower Andaman Sea, the waves are likely about 2 meters high and above 2 meters high in thundershowers. All ships should proceed with caution and keep off thundershowers, small boats in the upper Andaman Sea and the upper Gulf should keep ashore. People along the coast of the East and the upper South west coast should beware of storm surge.
In addition, Typhoon “KAJIKI” was down to severe tropical storm and cover the south of Vinh, Vietnam. It is expected to downgrade to the tropical depression and will move to cover Laos and the Northeast by morning 26 August. Finally, it will downgrade to an active low-pressure cell and cover Nan, Thailand by afternoon 26 August.
Bangkok Metropolis and Vicinity Forecast
06:00 Today - 06:00 TomorrowFairly widespread thundershowers. Minimum temperature 25-26 °C Maximum temperature 31-33 °C Southwesterly winds 10-20 km/hr.
Announcement Date 26 August 2025
Weather Province Additional
7 days Weather Forecast
During 25 – 31 August 2025Forecast
During 25 - 27 Aug, typhoon “KAJIKI” covers the upper South China Sea while the monsoon through lies across the North and the Northeast The storm is expected to make landfall over upper Vinh, Vietnam by today (25 August). It will downgrade to tropical storm and tropical depression respectively move to cover Laos and the upper Northeast of Thailand on 26 August. Finally, it will downgrade to an active low-pressure cell over Nan, causing isolated heavy to very heavy rain and strong winds over the North and the upper Northeast of Thailand. The southwest monsoon prevailing over the Andaman Sea, Thailand and the Gulf will strengthen. More rains and Scattered to fairly widespread heavy to very heavy rains are likely in the country while, strong winds are likely in the North and the upper Northeast. The wind force waves in the upper Andaman Sea and the upper Gulf up to 2 - 3 meters high and above 3 meters high in thundershowers. In the lower Andaman Sea, the waves are likely about 2 meters high and above 2 meters high in thundershowers. During 28 – 31 Aug, the monsoon trough will lie across the North and the Northeast into the low-pressure cell over the central of South Chaina Sea while the moderate southwest monsoon prevails over the Andaman Sea, Thailand and the Gulf. Isolated heavy rains are likely in the North, the Northeast, the East and the South (west coast). The wind and waves in the Andaman Sea and upper Gulf are likely 1 - 2 meters high, about 1 meter high in the lower Gulf and above 2 meters high in thundershowers.
Caution
During 25 - 27 Aug, people in the North, the Northeast, the Central including Bangkok and vicinity, the East and the South (west coast) should beware of heavy to very heavy rains and accumulation that may cause flash flood and overflows, especially along the waterways near foothills and lowlands. People along the Andaman Sea and the upper Gulf shore should beware of inshore surges. All ships in the Andaman Sea and the Gulf should proceed with caution and keep off thundershowers throughout the period. Small boats in the upper Andaman Sea should keep ashore.
Announcement Date 25 Aug 2025
7 day Weather Summary
18 August 2025 - 24 August 2025Forecast
The monsoon trough lay across the northern and upper northeastern regions into an active low-pressure cell over the Gulf of Tonkin on the first day of the week, and then shifted northward to lie across Myanmar and upper Laos on the following day. Toward the end of the week, the monsoon trough returned to lie across the northern and upper northeastern regions, extending into Typhoon “KAJIKI (2513)” over the upper South China Sea on the last day. Moreover, the southwest monsoon prevailing over the Andaman Sea, Thailand, and the Gulf of Thailand strengthened during the second half of the week. In addition, a low-pressure cell covered upper Vietnam in the middle of the week. These conditions brought abundant rainfall to upper Thailand, mainly on the first day and during the latter half of the week. In the southern region, rainfall increased in the second half of the week, particularly along the west coast.
Meanwhile, Typhoon “KAJIKI (2513)” moved over the upper South China Sea at 10.00 p.m. LST on 24 Aug., with its center located east of Vinh, Vietnam.
Announcement Date 25 Aug 2025
Previous
Monthly Weather Forecast
November 2022Forecast
Upper Thailand will be more cold especially the northern and northeastern regions with some thunderstorms on certain days. For the mountain tops, mountain peaks, and mountain ranges, the weather is generally cold. This is because The high pressure area from China will extend to cover the North and Northeast periodically. It will be mostly moderate power. the southern part It continues to rain heavily. especially the east coast from Chumphon down There are still thunderstorms in 60 - 80 percent of the area with heavy rain in many areas and very heavy in some places.This will cause flash floods and flash floods, as well as overflowing riverbanks in some places. For wind waves in the Gulf of Thailand will be strong. In some periods, there will be waves 2 - 4 meters high, while the Andaman Sea will have 1-2 meters high because the northeast monsoon still prevails over the Gulf of Thailand and the South. It will have strength from time to time. In addition, there will be a monsoon trough that lies across the central South in some periods. In addition, in some periods there will be an active low pressure cell moving closer. and has a high chance of moving through the southern region
Caution
In summary, this month, the total rainfall in the northern and northeastern regions is expected to be 10% less than normal, and the central and eastern regions are close to normal. The southern region is 10 percent above normal, while the average landscape is still slightly above normal.
Announcement Date 01 November 2022
