Due to the influence of fronts and moist air, it continues to rain mainly in northern Japan, and in Hokkaido, there are places where the rainfall for 24 hours exceeds the amount of one month in July of the average year.
On the 18th, the atmospheric conditions will become unstable again in western Japan, and there is a risk of heavy rain in eastern Japan around July 20, so please check the latest information and prepare to evacuate to a safe place.
According to the Japan Meteorological Agency, warm and moist air flows in due to the influence of a low pressure system with a front extending along the Pacific coast, and rain clouds are developing mainly in northern Japan.
In Kushiro City, Hokkaido, the rainfall for 24 hours until 5 pm is 123 mm, which is more than the heavy rainfall for one month in July of the normal year.
In addition, in Iwate, Miyagi, and Yamagata prefectures, the risk of sediment-related disasters has become extremely high, and there are areas where "earth and sand disaster warning information" has been announced.
In Tohoku, late tonight, in Hokkaido, the unstable state of the atmosphere continues until dawn on the 18th, so rain clouds are likely to develop, and there are rivers where the ground has loosened or flooded due to the rain so far, so there is a danger of disaster. May increase.
On the other hand, as a low pressure system on the front extending from the continent to the East China Sea travels through the Sea of Japan around July 20, it is expected that the atmospheric condition will become unstable again from the 18th in western Japan.
In northern Kyushu, from the dawn of the 18th, in the Chugoku region and southern Kyushu, heavy rains with local lightning began on the night of the 18th, and extremely heavy rains of 50 mm or more per hour locally. May fall.
The amount of rain in the 24 hours until the evening of the 18th is expected to be 100 mm in northern Kyushu, 80 mm in Tohoku and Hokkaido, and 60 mm in the Chugoku region.
After that, it is expected that it will rain 200 mm to 300 mm in the northern and southern parts of Kyushu and 100 mm to 150 mm in the Chugoku region in the 24 hours until the evening of the 19th.
The Japan Meteorological Agency is wary of sediment-related disasters, inundation of low land, and flooding of rivers, and is also calling attention to gusts such as lightning strikes and tornadoes.
There is a risk of heavy rain again in eastern Japan around July 20th.
Please check the latest information from local governments and prepare for evacuation to a safe place by referring to the hazard map.