| ||General Situation || at 10:00 April 30, 2016 || |
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|The difference of air-masses is due to the collision of high pressure system from China dominating over hot spells over upper Thailand.
Summer thunderstorms, will be likely over the areas during this period with the risk of thundershowers, gusty winds and hail expected. People should beware of the severe weather conditions and keep away from unsecured buildings.
The areas include Chiang Mai, Chiang Rai, Lamphun, Lampang, Phayao, Nan, Phrae, Sukhothai, Uttaradit, Phetchabun, Loei, Nong Khai, Bueng Kan, Nong Bua Lam Phu, Udon Thani, Khon Kaen, Sakon Nakhon, Nakhon Phanom, Roi Et, Yasothon, Chaiyaphum, Nakhon Ratchasima, Buri Ram, Surin, Si Sa Ket, Ubon Ratchathani, Nakhon Sawan, Uthai Thani, Chai Nat, Lop Buri, Phra Nakhon Si Ayutthaya, Saraburi, Nakhon Nayok, Prachin Buri, Sa Kaeo, Chachoengsao, Chanthaburi and Trat.
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