JMA reported highest hourly rainfall on September 8, 2026, leading to flood warnings for the Shonai River, high school closures in Chiba, and a submerged car found in Iwaki.
5 reports, 2 independent
Updated Sep 9
Gone quiet
Reached 5 outlets in its first 24 hours
- Reports
- 5
- Developments
- 1
- Repetition
- 80%
New informationRepeats or wire copies
AI-generated analysis. Brind wrote this summary from the reports listed below. It can be wrong. Each section says how much you can rely on it, and the sources are linked so you can check.
What happened
JMA reported highest hourly rainfall on September 8, 2026, leading to flood warnings for the Shonai River, high school closures in Chiba, and a submerged car found in Iwaki.
Who's involved
What this event is mainly aboutKeep exploring
The entities involved
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Aichi Prefecture
prefecture of Japan
Nothing else this week.
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Gifu
region of Gifu Prefecture, Japan
Nothing else this week.
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Japan Meteorological Agency
independent organ of the Ministry of Land, Infrastructure, Transport and Tourism of Japan
Nothing else this week.
Related events
- Fukui Prefecture and Katsuyama were alerted by the Japan Meteorological Agency regarding record rainfall and flooding, leading to the issuance of the highest emergency warnings for the area.
- Severe weather caused major flooding and disruptions in Chiba Prefecture on August 14, 2026, prompting highest rain warnings.
- Heavy rainfall caused landslide warnings in Niijima. Agency issued alerts for Chiba and Saitama prefectures.
- The Japan Meteorological Agency issued heavy rain warnings for affected areas in Noto.
- Torrential rains caused flooding and landslide warnings in the Gifu region, affecting Tokai facilities.