Safety
ONWR Monitors Nan River Basin Amid Heavy Rain Warning
The Office of the National Water Resources (ONWR) is actively monitoring flood risks in the Nan River basin, with a specific alert for heavy rainfall expected between August 23 and 24, 2026.
According to a report by Matichon Online on August 21, 2026, the Office of the National Water Resources (ONWR) is closely tracking the flood situation within the Nan River basin. Authorities have issued a formal warning to remain vigilant regarding potential heavy rainfall forecasted for the region between August 23 and 24, 2026.
For travelers and residents in the northern provinces, this situation is significant as heavy precipitation in the Nan River basin can lead to rapid water level increases, potential flash flooding, and disruptions to local transportation routes. Those planning to visit or currently residing in areas near the Nan River should monitor local weather updates and follow instructions from provincial authorities.
While the ONWR is currently managing the monitoring process, the full extent of the impact remains to be confirmed. It is not yet clear which specific districts will face the highest risk of inundation, nor have authorities confirmed if evacuation orders or specific travel restrictions will be implemented. Residents and visitors are advised to stay informed through official government channels and local news outlets as the weather system develops over the coming days.