Key Facts
• Early Thursday, a linear rainband formed in Ishikawa Prefecture, causing severe rainfall.
• Kanazawa recorded nearly 150 mm of rain in 3 hours by 4:40 AM.
• Hokuriku may experience over 120 mm of rain by Friday morning, exceeding August’s monthly average.
• Risks include landslides, flooding in low-lying areas, and river overflows.
• Temperatures remain high, with 35°C+ expected in Kanto and western regions.
• Shizuoka reached a record 41.4°C on Wednesday.
• Thunderstorms and sudden downpours are likely in areas with temporary clear skies.
• Friday’s forecast includes 38°C in Maebashi, 36°C in Tokyo and Nagoya, and 35°C in Osaka.
• Unstable atmospheric conditions may persist into next week, with heavy rain expected in Kyushu and western Japan.
• Eastern Japan may see rain by Sunday, slightly easing the heat in Kanto.
Summary
A linear rainband caused severe rainfall in Ishikawa Prefecture early Thursday, with Kanazawa recording nearly 150 mm in 3 hours. Hokuriku faces over 120 mm of rain by Friday morning, surpassing August’s monthly average, raising risks of landslides, flooding, and river overflows. Despite slightly lower temperatures, heatwaves persist in Kanto and western Japan, with highs of 35°C+ expected. Shizuoka hit a record 41.4°C on Wednesday. Unstable weather continues, with thunderstorms and sudden downpours likely. By Friday, extreme heat returns to Maebashi (38°C), Tokyo (36°C), and Osaka (35°C). Heavy rain is forecast for Kyushu and western Japan into next week, while eastern Japan may see rain by Sunday, easing Kanto’s heat slightly.
