Weather Advisory
Subject: Summer Thunderstorm in the upper Thailand
(Effect during 29 Mar–1 Apr 2025)
No.5 (67/2025)
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During 29 Mar – 1 Apr 2025, the weak high-pressure system from China will extend to the upper Northeast of Thailand and the South China Sea leading to the easterly and southeasterly winds bring the moisture from the South China Sea and the Gulf to the upper country where hot to very hot weather occurs. Outbreaks of summer storms are possible following with thunderstorms, gusty wind and hail including lightning strike are likely in some areas of the North, the Northeast, the Central including Bangkok and its vicinity and the East regions.
People in the upper country should keep healthy due to changeable weather and beware of severe conditions by keeping outdoor places away, big trees and unsecured billboards and farmers should prevent crops damage and animals’ danger.
Affected areas are as follows:
29 March 2025
North: Phichit, Phitsanulok and Phetchabun.
Northeast: Bueng Kan, Udon Thani, Sakon Nakhon, Nakhon Phanom, Kalasin, Mukdahan, Chaiyaphum, Khon Kaen, Maha Sarakham, Roi Et, Yasothon, Amnat Charoen,
Nakhon Ratchasima, Buriram, Surin, Sisaket and Ubon Ratchathani.
Central: Lopburi and Saraburi.
East: Nakhon Nayok, Prachin Buri, Sa Kaeo, Chachoengsao, Chanthaburi and Trat.
30 March 2025
North: Tak, Phrae, Nan, Uttaradit, Sukhothai, Kamphaeng Phet, Phichit,
Phitsanulok and Phetchabun.
Northeast: Loei, Nong Bua Lamphu, Udon Thani, Chaiyaphum, Khon Kaen, Maha Sarakham, Roi Et, Nakhon Ratchasima, Buriram, Surin, Sisaket and Ubon Ratchathani.
Central: Nakhon Sawan, Uthai Thani, Chainat, Lopburi, Saraburi, Singburi, Ang Thong, Phra Nakhon Si Ayutthaya, Suphan Buri, Kanchanaburi, Ratchaburi, Nakhon Pathom, Samut Sakhon, Samut Songkhram including Bangkok and its vicinity.
East: Nakhon Nayok, Prachin Buri, Sa Kaeo, Chachoengsao, Chonburi, Rayong,
Chanthaburi and Trat.
South: Phetchaburi and Prachuap Khiri Khan.
31 March – 1 April 2025
North: Chiang Mai, Lamphun, Lampang, Tak and Kamphaeng Phet.
Central: Uthai Thani, Suphan Buri, Kanchanaburi, Ratchaburi, Nakhon Pathom, Samut Sakhon, Samut Songkhram including Bangkok and its vicinity.
South: Phetchaburi, Prachuap Khiri Khan, Chumphon and Surat Thani.
During 31 Mar – 2 Apr 2025, the low-pressure cell will move pass the lower South China Sea, the lower Gulf and the lower South into the Andaman Sea with more rains, gusty wind and isolated heavy rains in the South.
This advisory is in effect on 28 March 2025, at 5.00 a.m.
This next issue will be on 28 March 2025, at 5.00 p.m.
(Signed) Sugunyanee Yavinchan
(Miss Sugunyanee Yavinchan)
Director-General
Thai Meteorological Department