CHIANG RAI – The Department of Disaster Prevention and Mitigation (DDPM) and Mae Sai authorities are closely monitoring the water levels in the Sai River. This includes residents in:Sailomjoy Community, Moo 1, Wiang Pang Kham SubdistrictKoh Sai Community, Moo 7, Mae Sai SubdistrictMai Lung Khan Community, Mae Sai SubdistrictMuang Daeng Community, Mae Sai SubdistrictTake extra care of those who may need help, such as elderly people and those with limited mobility. Mae Sai communities at higher risk include:Sailomjoy Community, Moo 1, Wiang Pang Kham Subdistrict, Mae Sai District, Chiang RaiKoh Sai Community, Moo 7, Mae Sai Subdistrict, Mae Sai District, Chiang RaiMai Lung Khan Community, Moo 10, Mae Sai Subdistrict, Mae Sai District, Chiang RaiMuang Daeng Community, Moo 2, Mae Sai Subdistrict, Mae Sai District, Chiang RaiIf you need help or want to report an emergency, you can use the “แจ้ง 1784” LINE channel or add @1784DDPM on LINE. Weather Forecast for Chiang Rai Province, September 24–26, 2025Chiang Rai Province in northern Thailand is in its rainy season during late September, characterized by warm temperatures, high humidity, and frequent showers or thunderstorms. Residents in Mae Sai have expressed fears of repeats, with ongoing reinforcements to flood barriers.