Key Facts
• August 25: Unstable atmospheric conditions expected across Japan from Tohoku to Kyushu.
• Afternoon: Rain and thunderclouds likely to develop, even in clear skies.
• 1:10 PM: Aichi Prefecture’s Shinshiro recorded 31.5 mm of heavy rain in one hour.
• Shinshiro Tsukude: 28.0 mm of rain; Saku Town, Shizuoka: 13.0 mm of moderate rain.
• High lightning probability in areas like Nagano, Tokai, Kinki, Shikoku, and Chugoku.
• Risks: Landslides, flooding in low-lying areas, river surges, lightning, tornadoes, and hail.
• Safety tips: Seek sturdy shelter, monitor weather updates, and avoid underground areas.
• Signs of danger: Dark clouds, thunder, sudden cold winds-move to a safe location immediately.
Summary
On August 25, unstable atmospheric conditions across Japan from Tohoku to Kyushu may lead to sudden guerrilla thunderstorms. Torrential rain, with localized downpours reaching up to 31.5 mm in an hour, has already been recorded in Aichi Prefecture. High lightning probabilities are forecasted in regions such as Nagano, Tokai, and Kinki. Residents are advised to remain vigilant against potential disasters, including landslides, flooding, and strong winds. Safety measures include seeking sturdy shelter, staying updated on weather conditions, and avoiding underground areas. Recognizing warning signs like dark clouds and sudden cold winds is crucial for timely evacuation.
