Due to the stagnant front, heavy rain is falling again in Kyushu, and strict caution is required for sediment-related disasters and river flooding.
In addition to Kyushu, which has experienced record heavy rains, it is expected that extremely heavy rains will occur in various parts of western and eastern Japan over the next 17 days, and the risk of disasters may increase sharply.
Check your municipal evacuation information and make sure you stay in a safe place before things get worse.
Rain intensifies again in Kyushu
According to the Japan Meteorological Agency, the activity of the stagnant fronts has become active near Japan, and rain clouds that have re-developed from the sea in the west are flowing into Kyushu.
In the hour until 11:00 am, a rain gauge installed by the Ministry of Land, Infrastructure, Transport and Tourism in Satsumasendai City, Kagoshima Prefecture, observed heavy rain of 35 mm, and in Minamiaso Village, Kumamoto Prefecture, 34 mm, and Nagasaki Prefecture installed it in Saikai City. We observed heavy rain of 32 mm with a rain gauge.
In Saga, Kumamoto, and Nagasaki prefectures, the risk of sediment-related disasters has become extremely high, and there are areas where "sediment-related disaster warning information" has been announced.
More than three times the amount of rainfall for one month in various places
Record heavy rainfall has occurred in various parts of Kyushu, and the rainfall since the beginning of the rainfall on the 11th of this month has exceeded 1000 mm in Ureshino City, Saga Prefecture, reaching about 45% of the annual rainfall in a normal year in less than a week. increase.
In addition, the maximum rainfall in 72 hours was 848.5 mm at Mt. Unzen in Nagasaki Prefecture, 750.5 mm in Yamaga City, Kumamoto Prefecture, and 729.5 mm in Omuta City, Fukuoka Prefecture. The rainfall is more than three times that of one month in August.
In Kyushu, the ground has already loosened and the water level of the river is high.
In the future, there is a risk of sediment-related disasters, river flooding, and low land inundation in less rain and in a shorter period of time, so strict caution is required.
Future forecast
It is a future outlook.
A low pressure system on the front line west of Kyushu is expected to advance to the Sea of Japan, and there is a risk of extremely heavy rain over a wide area from western Japan to northern Japan until the 17th.
The amount of rain that falls in 24 hours until noon on the 17th is expected to be 250 mm in northern Kyushu ▽ 200 mm in southern Kyushu and Shikoku ▽ 120 mm in Kinki and Chugoku regions ▽ 100 mm in Tokai, etc. ..
After that, the 24-hour rainfall until noon on the 18th is ▽ 200 mm to 300 mm in Shikoku and Tokai ▽ 100 mm to 200 mm in northern and southern Kyushu, Chugoku region, Kinki, and Kanto Koshin ▽ 50 in Hokuriku and Tohoku Expected to be from millimeters to 100 millimeters.
The front is stagnant around the 20th. Rainfall is expected to increase in various places.
The front will stagnate near Japan around Friday, 20th, and rainfall is expected to increase further in various places.
Not only in Kyushu, but also in western and eastern Japan, there is a possibility that a small amount of rain will cause disasters in the future, and if extremely heavy rains continue, disasters may occur frequently.
In addition to the record rains so far, it is expected that the dangerous situation will continue with more heavy rains.
Check the evacuation information released by the local government, etc. ▽ People who are in a place where there is a risk of disaster on the hazard map etc. evacuate to a safe place as soon as possible, ▽ People who have already evacuated will continue to be safe Try to spend time in the place.