Tomorrow tomorrow May be heavy rain on the Pacific side of eastern Japan and Tohoku April 17 at 18:10
Due to low pressure and fronts, heavy rain may occur mainly on the Pacific side of eastern Japan and Tohoku from the 18th to the 19th. The Japan Meteorological Agency calls for careful attention to sediment-related disasters, inundation of low-lying land, and flooding of rivers.
According to the Japan Meteorological Agency, it is expected that two low pressure systems with strong cold and front lines will develop and pass near Japan from the night of the 17th to the 18th.
For this reason, on the 18th, the atmospheric conditions became unstable in a wide area of eastern and western Japan, and heavy rain accompanied by lightning, especially on the Pacific side of eastern Japan, where the area was extremely over 50 mm / hour. Heavy rain may occur. Also in Tohoku, heavy rain is expected to accompany thunder from 18th to 19th.
The amount of rain that falls in 24 hours up to 18 days evening, at any of many,
▽ 250 mm in the Tokai,
▽ 200 mm in Koshin Kanto,
▽ 150 mm in the Izu Islands,
is expected to 120 mm in ▽ northeast,
further 19 It is expected that 100 to 150 millimeters of rain will fall in the Tohoku region in the 24 hours until day and evening, and there is a risk of heavy rainfall in various places.
In addition, it is expected that the wind will intensify mainly on the Pacific side with the development of a low pressure, and a very strong wind will blow on the 18th in eastern Japan and on the 18th to 19th in the Tohoku region, which may cause a big barrage on the Tohoku coast. There is.
The maximum wind speed on the 18th is expected to be 23 meters in Kanto Koshin and 20 meters in the Tohoku and Izu Islands, and the maximum instantaneous wind speed is expected to reach 30 to 35 meters.
The Japan Meteorological Agency should pay sufficient attention to sediment-related disasters, inundation of low land, and flooding of rivers, mainly on the Pacific side of eastern Japan and Tohoku. I am calling.