Due to the influence of low pressure and fronts, the atmospheric condition became extremely unstable in a wide range from western Japan to northern Japan, and in Miyagi prefecture, heavy rain of about 100 mm per hour fell one after another, "record short-time heavy rain information". It was announced.
In Miyagi prefecture, the risk of disasters is extremely high, and in Kyushu and Yamaguchi prefectures, a linear precipitation zone may occur until the morning of the 16th, causing a rapid increase in rainfall, resulting in sediment disasters and river flooding. Strict caution is required for flooding of low land.
There is a risk of disasters due to heavy rain such as the "end of the rainy season", so please spend your time in a safe place.
According to the Japan Meteorological Agency, warm and moist air is flowing toward the front extending to the Japanese archipelago, and the atmospheric condition is extremely unstable over a wide area from western Japan to northern Japan.
Analysis by radar
▽ 1 hour until 10:50 pm on the 15th near Higashi Matsushima City in Miyagi Prefecture ▽ 1 hour
until 11:30 pm near Matsushima Town ▽
midnight on the 16th near Ogo Town It seems that it rained about 100 mm
in each hour until then,
and the Meteorological Agency announced "record short-time heavy rain information" one after another.
The risk of disasters is extremely high in Miyagi prefecture.
Make sure to be safe.
During this time, rain clouds are developing in Tohoku and Kyushu, and in the hour until 1:00 am,
the rain gauge installed in Osaki City by Miyagi Prefecture is 63 mm, and the rain gauge is
61.5 mm in Kanoya City, Kagoshima Prefecture. Was observed.
Due to the rain so far, the risk of sediment-related disasters has become extremely high in Miyagi, Iwate, and Fukushima prefectures, and there are areas where "earth and sand disaster warning information" has been announced.
It is a future outlook.
It is expected that the activity of the front line will become active until the morning of the 16th, and in the southern part of Kyushu and the northern part of Kyushu excluding the Amami region, and in Yamaguchi prefecture, a linear precipitation zone with a series of developed turbulent clouds will occur, and the rainfall will increase sharply. There is a risk.
The front is expected to stagnate over the 17th, and atmospheric instability will continue over a wide area from western Japan to northern Japan, and there is a risk of extremely heavy rain of 50 mm or more per hour with lightning locally. I have.
The amount of rain that falls in the 24 hours until the evening of the 16th is
250 mm in the northern and southern parts of Kyushu , where there is a lot of rain.
▽ Shikoku and Kinki, 150 mm in Tohoku,
▽ 120 mm in Tokai, ▽
100 mm in Amami and Chugoku region, Niigata prefecture, Kanto Koshin,
▽ 80 mm in Hokkaido.
Furthermore, the amount of rain that falls in the 24 hours until the evening of the 17th is
100 mm to 150 mm in Tokai and Hokkaido,
and 50 mm to 100 mm in southern Kyushu and Hokuriku, Niigata Prefecture, Kanto Koshin, and Tohoku. Is expected.
Especially in the northern and southern parts of Kyushu, if linear precipitation zones occur, there is a risk that rainfall will increase locally.
Even in Kyushu and Tohoku, where the amount of rain is usually low, the ground has already loosened due to the rain so far, and there is a risk that the risk of disaster will increase in areas other than Miyagi Prefecture.
The Japan Meteorological Agency is calling for strict caution against sediment-related disasters, inundation of low land, and flooding of rivers, as well as careful attention to severe gusts such as lightning strikes and tornadoes.
There is a risk of disasters occurring due to heavy rains such as the "end of the rainy season" in various places, so we regularly check information on how to rain and evacuation from local governments, and in a safe place even before the danger is imminent. Please spend it.