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ONWR Issues Flash Flood Warning for Southern Thailand

Thai Post One source

The Office of the National Water Resources (ONWR) has issued a warning for potential flash floods and river overflows in Southern Thailand from October 26 to 29, 2026.

Weather Alert for Southern Thailand

The Office of the National Water Resources (ONWR) has officially alerted residents and travelers to prepare for potential flash floods and river overflows across Southern Thailand. According to a report by Thai Post, this warning is effective from October 26 through October 29, 2026.

Basis of the Warning

The ONWR’s assessment is based on rainfall projections provided by the Thai Meteorological Department and the Hydro-Informatics Institute (Public Organization). These agencies have analyzed current weather patterns to identify specific areas at high risk for sudden water surges and potential mudslides.

Impact and Precautions

For those currently in or planning to visit the southern provinces, this weather event may lead to travel disruptions, including road closures or delays in local transportation. Residents and tourists are advised to monitor local news outlets closely and follow instructions from provincial authorities.

What Remains to be Confirmed

While the ONWR has identified the general timeframe and the southern region as the area of concern, specific districts or provinces most likely to be impacted have not been detailed in this initial announcement. Travelers should verify the conditions of their specific destination with local hotels or tour operators before embarking on planned activities in the region.