Key Facts
• A stationary front will bring heavy rain across Japan during the holiday weekend.
• Northern Kyushu faces a risk of linear rainbands through the night of August 10.
• Up to 300 mm of rain is expected in 24 hours by 6 PM on August 10.
• Eastern Japan, including the Kanto region, will see increased rainfall on August 11.
• Up to 200 mm of rain is forecast in areas like Tokai and Kanto by 6 PM on August 11.
• Risks include landslides, flooding in low-lying areas, and river overflows.
• Rainfall may exceed 500 mm in parts of Shikoku, Kii Peninsula, and Tokai by August 12.
• Rain is expected to weaken by August 12, but landslide risks remain high.
• Residents are advised to monitor weather updates and evacuate if necessary.
• Transportation disruptions are likely due to the prolonged heavy rain.
Summary
Japan is bracing for widespread heavy rain during the latter half of the holiday weekend due to a stationary front. Northern Kyushu faces a significant risk of linear rainbands through August 10, with up to 300 mm of rain expected in 24 hours. Rainfall will intensify on August 11, affecting areas like Tokai and Kanto, with up to 200 mm forecast. The rain may persist into August 12, with cumulative totals exceeding 500 mm in some regions. Authorities warn of landslides, flooding, and river overflows, urging residents to stay updated and evacuate if needed. Transportation disruptions are anticipated. Rain is expected to subside by August 12, but landslide risks will remain high.
