During 20-23 March, another high pressure system from China will extend to upper Thailand and collide with hot weather over the region. Outbreaks of thunderstorms will be forecast with the thundershowers, gusty winds and hail first in the Northeast and the East by 20 March. The North and the Central including Bangkok and its vicinity will be affected by these severe conditions by 21 March. People should keep off unsecured building and outdoor places, and farmers beware of crop damage. Affected areas are as followings:
Northeast: Loei, Nongbua Lamphu, Nong Khai, Udon Thani, Bueng Kan, Sakon Nakhon, Nakhon Phanom, Mukdahan, Khon Kaen, Chaiyaphum, Nakhon Ratchasima, Maha Sarakham, Kalasin, Roi Et, Yasothon, Amnart Charoen and Ubon Ratchathani.
East: Nakhon Nayok, Prachin Buri, Sa Kaeo, Chachoengsao and Chon Buri
Central: Nakhon Sawan, Lop Buri, Saraburi, Uthai, Chai Nat, Sing Buri, Ang Thong and Phra Nakhon Si Ayutthaya including Bangkok and its vicinity.
Northeast: Loei, Nongbua Lamphu, Khon Kaen, Chaiyaphum, Nakhon Ratchasima, Buriram, Surin, Si Sa Ket and Ubon Ratchathani.
North: Chiang Mai, Chiang Rai, Phayao, Phrae, Nan, Lamphun, Lampang, Tak, Sukhothai, Uttaradit, Phitsanulok, Kamphaengphet, Phichit and Phetchabun
Central: Nakhon Sawan, Lop Buri, Saraburi, Uthai, Chai Nat, Sing Buri, Ang Thong, Phra Nakhon Si Ayutthaya, Suphang Buri, Kanchanaburi and Ratchaburi including Bangkok and its vicinity.
East: Nakhon Nayok, Prachin Buri, Sa Kaeo, Chachoengsao, Chon Buri, Rayong, Chanthaburi and Trat
The advisory is effect on 19 March 2018, at 05.00 a.m.
The next issue will be at 19 March 2018, at 11.00 a.m.
(Signed) Wanchai Sakudomchai
(Mr. Wanchai Sakudomchai)
Thai Meteorological Department
Article source: http://www.tmd.go.th/en/warningwindow.php?wID=6877