Southern Kanto very heavy rain West-East Japan Atmospheric instability over tomorrow August 19 21:45
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In western Japan and eastern Japan, the atmospheric conditions are very unstable, and in the southern Kanto region, it is raining very locally. The atmosphere is expected to remain unstable over the 20th, and sufficient attention should be paid to low land inundation and sediment disasters.
According to the Japan Meteorological Agency, the atmosphere is very unstable in western and eastern Japan due to the warm and humid air flowing toward the front line extending from south to eastern Kyushu.
During this time, rain clouds developed locally in Kanagawa Prefecture and the Tama region of Tokyo. In Sagamihara City, Kanagawa Prefecture, 65.5 mm of extremely heavy rain was observed in one hour until 9:10 pm.
On the 20th, a low pressure occurs on the front line and passes from west Japan to eastern Japan, resulting in unstable atmospheric conditions over a wider area and the possibility of very heavy rain with lightning locally. there is.
The amount of rain in 24 hours until the evening of the 20th is a lot of
▽ 120 mm in Hokuriku and northern Kyushu
▽ It is expected to be 100 mm in Chugoku and Shikoku.
The Japan Meteorological Agency has called for careful attention to severe gusts such as low land inundation, landslide disasters, river flooding, lightning strikes, and tornadoes.
When there is a sign that the developed cumulonimbus is approaching, such as sudden cold winds, move to the building to ensure safety.