Key Facts
• September 11: Japan Meteorological Agency warns of landslides in northern Kanto.
• September 12: Heavy rain expected, with potential for severe weather through early morning.
• Rainfall predictions (per hour): Northern Kanto 60mm, Southern Kanto 50mm, Koshin 40mm.
• September 11-12 (24-hour rainfall): Northern Kanto 120mm, Southern Kanto 80mm, Koshin 80mm.
• September 12-13 (24-hour rainfall): Northern Kanto 60mm, Southern Kanto 50mm, Koshin 60mm.
• Risks include flooding, river surges, landslides, lightning, tornadoes, and hail.
• Warm, moist air and cold upper air create unstable atmospheric conditions.
• Residents advised to seek shelter during thunderstorms and monitor weather updates.
• Farmers urged to protect crops and facilities from potential hail damage.
Summary
The Japan Meteorological Agency has issued warnings for the Kanto-Koshin region, predicting heavy rain and severe weather through September 12. Northern Kanto faces the highest risk, with up to 120mm of rainfall expected within 24 hours. The unstable atmosphere, caused by warm, moist air and cold upper air, may lead to thunderstorms, tornadoes, and hail. Residents are urged to remain vigilant, avoid low-lying areas, and secure safety during severe weather. Farmers should take precautions to protect crops and facilities. The situation remains dynamic, with the potential for expanded warnings if rain clouds develop further.
