Heavy rainfall is forecast for upper Thailand until July 31 which may cause flooding. Affected provinces include Bueng Kan, Chanthaburi, Chiang Mai, Chiang Rai, Kanchanaburi, Lampang, Lamphun, Loei, Mae Hong Son, Nakhon Phanom, Nan, Nong Khai, Phayao, Phetchabun, Phrae, Sakon Nakhon, Tak, Trat and Uttaradit.
http://www.tmd.go.th/en/list_warning.php