"Meteorological Department" Announcement No. 13 Typhoon "Kajiki" Warning for many provinces in Thailand "Heavy to very heavy rain" May cause flash floods-mountain runoff

Date 25 Aug 2025 Meteorological Department website Announcement regarding "Typhoon Kajiki and heavy to very heavy rain in Thailand" No. 13 states that at 4:00 p.m. today (25 Aug 2025), Typhoon Kajiki in the Gulf of Tonkin has made landfall in lower Vinh City, Vietnam, or at latitude 18.3 degrees north, longitude 106.0 degrees east, with maximum sustained winds near the center of approximately 120 kilometers per hour.

This storm is currently moving in a westerly direction. At a speed of approximately 20 kilometers per hour, it is expected to weaken into a tropical storm and then a depression, moving to cover Laos and the upper northeastern region of Thailand on the morning of 26 August 2025. This storm is likely to weaken into a strong low-pressure area before moving to cover the northern region, in the area of Nan Province, on the evening of 26 August 2025.

As a result of this influence, the northern and upper northeastern regions will experience heavy to very heavy rain in many areas, along with strong winds, especially in areas close to the storm's path, including Bueng Kan, Nong Khai, Nakhon Phanom, Sakon Nakhon, Udon Thani, Nong Bua Lamphu, Loei, Uttaradit, Nan, Phayao, Phrae, Chiang Rai, and Lampang provinces. The eastern region and the western coast of the southern region will be indirectly affected by the storm.

Residents in the aforementioned areas are advised to be wary of the dangers of heavy to very heavy rain, strong winds, and accumulated rain, which may cause flash floods and forest runoff, especially in hillside areas near waterways and low-lying areas. The provinces expected to be affected by heavy to very heavy rain are as follows:

August 25, 2025

Northern region: Chiang Rai, Phayao, Nan, Phrae, Uttaradit, Lampang, Phitsanulok, and Phetchabun provinces.

Northeastern region: Loei, Nong Khai, Bueng Kan, Nong Bua Lamphu, Udon Thani, Sakon Nakhon, Nakhon Phanom, Mukdahan, Yasothon, and Amnat Charoen provinces.

Central region: Lopburi, Saraburi, Kanchanaburi, Ratchaburi, Samut Songkhram, Samut Sakhon, and Nakhon Pathom provinces, including Bangkok and its vicinity.

Eastern region: Nakhon Nayok, Prachinburi, Chanthaburi, and Trat provinces

Southern region: Phetchaburi, Prachuap Khiri Khan, Chumphon, Ranong, Phang Nga, Phuket, and Krabi provinces.

August 26, 2025

Northern Region: Mae Hong Son, Chiang Mai, Chiang Rai, Lamphun, Lampang, Phayao, Nan, Phrae, Uttaradit, Sukhothai, Tak, Kamphaeng Phet, Phichit, Phitsanulok, and Phetchabun provinces.

Northeastern region: Loei, Nong Khai, Bueng Kan, Nong Bua Lamphu, Udon Thani, Sakon Nakhon, Nakhon Phanom, Chaiyaphum, Khon Kaen, Kalasin, and Mukdahan provinces.

Central region: Nakhon Sawan, Uthai Thani, Kanchanaburi, Ratchaburi, including Bangkok and its vicinity.

Eastern region: Nakhon Nayok, Prachinburi, Rayong, Chanthaburi, and Trat provinces

Southern region: Phetchaburi, Prachuap Khiri Khan, Chumphon, Surat Thani, Ranong, Phang Nga, and Phuket provinces.

August 27, 2025

Northern region: Mae Hong Son, Chiang Mai, Chiang Rai, Lamphun, Lampang, Sukhothai, Tak, Phitsanulok, and Phetchabun provinces.

Northeastern region: Nong Khai, Bueng Kan, Nong Bua Lamphu, Udon Thani, Sakon Nakhon, Nakhon Phanom, Kalasin, and Mukdahan provinces.

Eastern region: Nakhon Nayok, Prachinburi, Chanthaburi, and Trat provinces

Southern region: Prachuap Khiri Khan, Chumphon, Ranong, and Phang Nga provinces

Waves in the upper Andaman Sea and upper Gulf of Thailand are quite strong, with waves 2-3 meters high. In areas with thunderstorms, waves are higher than 3 meters. Mariners are advised to proceed with caution and avoid sailing in areas with thunderstorms. Small boats in these areas are advised to stay ashore. Residents along the eastern coast and the upper western coast of the southern region should also be cautious of waves hitting the shore.

However, the public is advised to closely monitor announcements from the Meteorological Department. Information can be obtained from the Meteorological Department's website at http://www.tmd.go.th or by calling 0-2399-4012-13 or 1182, 24 hours a day.