Key Facts
• On September 11, 2025, Gifu Prefecture’s Ena City experienced 104 mm of rain in one hour.
• The ‘Record-Short-Term Heavy Rain Information’ was issued at 12:50 AM.
• Torrential rain developed due to localized rain clouds in the Tokai region.
• Authorities warn of landslides, flooding in low-lying areas, and rising river levels.
• Residents in high-risk areas are advised to move to safer locations, such as higher floors.
• ‘Record-Short-Term Heavy Rain Information’ is issued for rare rainfall levels that may cause disasters.
• Evacuation timing is critical: Level 3 for vulnerable groups, Level 4 for all residents.
• Level 5 indicates ongoing disasters, requiring immediate life-saving actions.
• Early evacuation is recommended to avoid worsening weather and road conditions.
• Residents are encouraged to act proactively and assist neighbors during evacuation.
Summary
On September 11, 2025, Gifu Prefecture’s Ena City recorded 104 mm of rain in one hour, prompting the issuance of ‘Record-Short-Term Heavy Rain Information.’ This rare weather event, caused by localized rain clouds in the Tokai region, poses significant risks of landslides, flooding, and river surges. Authorities urge residents in high-risk areas to evacuate early to safer locations, emphasizing the importance of proactive disaster preparedness. Evacuation guidelines include Level 3 for vulnerable groups and Level 4 for all residents, with Level 5 indicating ongoing disasters. Early action is critical to ensure safety as worsening weather conditions may hinder evacuation efforts.
