Forest protection and preservation officers battle a forest fire and construct firebreaks to stop the blaze from spreading along Highway 108 in tambon Mae Hor of Mae Sariang district in the northern province of Mae Hong Son on Saturday. (Photo: 365วันที่แม่ฮ่องสอน Facebook page)MAE HONG SON - A deepening wildfire crisis in this northern province has left authorities battling 186 satellite-detected hotspots and hazardous PM2.5 pollution at red-alert levels. The Western Forest Complex (Salawin forest) in tambon Sao Hin is among the heavily affected areas. Mae Hong Son’s public health chief Thotsapol Ditsiri advised people to avoid outdoor activities where possible and wear protective masks when outside, while children, the elderly, pregnant women and those with chronic illnesses were advised to stay indoors in enclosed or clean-air environments. Mae Hong Son ranked second among the five worst-affected provinces, recording concentrations of 126.8–286.9 microgrammes per cubic metre, alongside Chiang Mai, Chiang Rai, Lamphun and Nan.

Source: Bangkok Post April 05, 2026 16:16 UTC