1. Torrential rain forecasted on Izu Islands' southern parts from Tuesday afternoon to late night, potentially causing disasters due to localized downpours, mudslides, flooding, and rising rivers.
2. Up to 200 millimeters of rainfall expected within 24 hours, with winds picking up and seas becoming stormy, with waves reaching 5 meters in height.
3. Areas affected have recently been rebuilt following two consecutive typhoons earlier this month; locals are urged to stay alert for high waves, lightning strikes, sudden gusts of wind, and flooding in low-lying areas.