Record-breaking rains hit Nagasaki Prefecture, Japan


Extremely heavy rains are falling across parts of western and southwestern Japan since Thursday, August 12, 2021, causing floods and landslides and prompting authorities to issue evacuation orders. At least 1 person was killed and two others are missing, as of early morning August 13.

A record-breaking 724 mm (28.5 inches) of rain was registered in Unzen and 504 mm (19.8 inches) in Shimbara, Nagasaki Prefecture, in a 48-hour period to Friday morning (LT), August 13.1

During the same period, 520 mm (20.4 inches) were registered in Amakusa, Kumamoto Prefecture.

At least 1 person was killed in Nagasaki when a landslide swept away two houses in the city of Unzen on Friday morning, August 13. One person was seriously injured and 2 others remain missing.2

Image credit: JMA/Himawari-8, RAMMB/CIRA, TW. Acquired at 21:50 UTC on August 12, 2021

Rainfall over Japan at 19:45 JST on August 13, 2021. Credit: JMA


1 Heavy rain pounds wide areas of Japan, 1 dead after mudslide – The Mainichi

2 Heavy rain triggers landslides, flooding in Japan – NHK

Featured image: JMA/Himawari-8, RAMMB/CIRA, TW


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