National Alert Issued as Low-Pressure System Triggers Torrential Rain in Nantou

Taiwan issued a national-level heavy rain alert as a low-pressure system brought intense downpours to Nantou and surrounding areas on Tuesday afternoon. The Central Weather Administration warned of localized torrential rain and potential flooding in 11 counties and cities through the evening.

Nantou City and Zhongliao Township experienced severe thunderstorms starting around 4 p.m. The Zhongliao weather station recorded 23.5 millimeters of rain in just 10 minutes around 5:10 p.m., with an hourly accumulation of 96.5 millimeters, briefly making it the highest in Taiwan. Other areas, like the Guoshan station, saw 76 millimeters of rain in one hour.

The heavy rain, which continued until about 6 p.m., caused road flooding in areas such as Jun Gong Li and Nangang Road in Nantou City. Fallen water pipes and toppled trees were also reported, prompting residents to share warnings on social media and urge caution for those traveling.