Transport
Highway Police Report Flooding Impacts Across Four Provinces
Thailand's Highway Police have issued an update on road conditions across four provinces affected by flooding, noting that half of the monitored locations are currently impassable.
On August 20, 2026, the Thai Highway Police released an update regarding road conditions in four provinces currently experiencing flooding. According to the report, authorities are monitoring 16 specific locations across these regions to assist travelers in planning their routes.
Of the 16 monitored points, the Department of Highways reports that traffic is currently flowing through eight locations, while the remaining eight are impassable. The province of Nan is significantly affected, with 10 of the monitored points located within its jurisdiction. Specifically, the Nan Highway District 1 reports three locations, with one currently open and two closed. Further details regarding the remaining locations in Nan Highway District 2 and other affected provinces are being managed by local authorities.
For residents and travelers, this situation is critical as it directly impacts mobility and safety in northern regions. It is essential to verify road conditions before embarking on any travel, as the status of these routes may change rapidly depending on water levels and weather conditions. While the Highway Police have provided this initial assessment, travelers should continue to monitor official updates from the Department of Highways and local provincial offices for the most current information on road closures and alternative routes. The full extent of the impact on secondary roads remains to be confirmed as local assessments continue.