Tropical Storm “Yun-yeung” formed on September 5, 2023, as the 13th named storm of the 2023 Pacific typhoon season. The cyclone is heading toward Japan, where it is expected to make landfall on September 8, bringing heavy rains and strong winds.
Tropical Cyclone “Lan” made landfall near Cape Shionomisaki in Japan’s Wakayama Prefecture just before 05:00 LT on Tuesday, August 15, 2023 (20:00 UTC, August 14), with winds near 160 km/h (100 mph) — equivalent to a Category 2 hurricane in the Atlantic.
An intense earthquake swarm that began around the end of 2019 in the northeastern Noto Peninsula, Japan, has been tied to fluids released by ancient, or possibly unknown modern, magmatic activity. This finding, published in JGR Solid Earth, challenges previous assumptions that such seismic activity could not occur in areas devoid of volcanic activity for over 10 million years.
An analysis by the Asahi Shimbun, based on data from the Japan Meteorological Agency (JMA), indicates that July 2023 was the hottest month in Japan since modern records began in the late 19th century. The previous record was set in 1978, making this the first time in 45 years that it has been surpassed.
Severe rainstorms resulted in destructive mudslides and flooding in Japan’s southwestern region on July 10, 2023, leading to at least five fatalities and leaving three people missing. With record-breaking rainfall, over 420 000 people were under the highest level of evacuation warning by the Japan Meteorological Agency (JMA).
On Saturday, July 8, 2023, heavy rains caused extensive damage in Shimane Prefecture and other western Japanese regions, prompting local authorities to urge approximately 370 000 residents in two cities to evacuate. Landslides and river floods have occurred in Izumo City, disrupting transportation, although vital services remained intact.
On Saturday, July 1, 2023, parts of Western Honshu and the Kyushu region in Japan were hit with record-breaking rainfall, resulting in one confirmed fatality, two missing individuals, and extensive damage to over 270 homes. This extreme weather event has prompted evacuation orders in several municipalities.
The Alert Level for Kuchinoerabujima volcano was raised on June 26, 2023, following an uptick in volcanic earthquakes, according to the Japan Meteorological Agency’s Fukuoka Regional Headquarters.
A strong earthquake registered by the JMA as M6.2 hit Hokkaido, Japan at 09:54 UTC on June 11, 2023. The agency is reporting a depth of 140 km (87 miles). USGS is reporting M5.2 at a depth of 123 km (76 miles), EMSC M6.2 at a depth of 112 km (69 miles).
More than 2 million people were ordered to evacuate their homes as Tropical Storm “Mawar”, accompanied by a severe weather front, brought heavy rains and caused widespread damage in Japan on June 2, 2023, triggering floods and landslides.
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