Key Facts
• Japan Meteorological Agency warns of heavy rain in Kanto-Koshin region on July 3-4.
• Unstable atmospheric conditions due to warm, moist air and rising daytime temperatures.
• Predicted rainfall (July 3 evening to July 4 afternoon):
– Northern Kanto: 100mm (24 hours), 60mm (hourly max on July 3), 50mm (hourly max on July 4)
– Southern Kanto: 60mm (24 hours), 30mm (hourly max on July 3), 40mm (hourly max on July 4)
– Koshin: 100mm (24 hours), 50mm (hourly max on July 3), 40mm (hourly max on July 4)
• Risks include flooding in low-lying areas, landslides, and river surges.
• Additional hazards: lightning, strong winds, hail, and potential damage to crops and facilities.
• Warning areas may expand if rain clouds persist longer than expected.
Summary
The Japan Meteorological Agency has issued warnings for the Kanto-Koshin region due to unstable atmospheric conditions, predicting heavy rain accompanied by lightning and strong winds from July 3 evening to July 4 afternoon. Rainfall could reach up to 100mm in northern Kanto and Koshin, and 60mm in southern Kanto over 24 hours. Hourly rainfall may peak at 60mm in northern Kanto on July 3 and 50mm on July 4. Risks include flooding, landslides, and river surges, with additional concerns for hail and crop damage. Residents are urged to remain vigilant, as warning areas may expand if rain clouds persist.
