Atmospheric instability over a wide area of western and eastern Japan Paying attention to sediment disasters, etc. September 5, 18:06
Due to the moist air flowing toward the front line, it is thought that heavy rain of about 100 millimeters per hour fell in Osaka and Nara prefectures in the evening. Atmospheric conditions are very unstable over a wide area of western and eastern Japan, and the Japan Meteorological Agency has called for caution against landslides, low land inundation, and river flooding, and to be careful of tornadoes and other gusts.
According to the Japan Meteorological Agency, due to the front of the Sea of Japan and Typhoon No. 10, moist air flows into western and eastern Japan, and the atmosphere is very unstable.
In the evening, rain clouds developed locally in, Tokai, Kanto, etc., and radar analysis showed heavy rain of about 120 millimeters per hour until 5:10 p.m. in the vicinity of Kishiwada City, Osaka, and about 100 millimeters in the hour leading up to 4:40 p.m. near Osaka Izumi City and the northern part of Goto City, Nara Prefecture, and the Japan Meteorological Agency released record short-time heavy rain information one after another.
The amount of rain that fell in the hour until 5 p.m. was 79 mm at Mt. Katsuragi in Wakayama Prefecture, 48.5 mm in Inatake, Toyota City, Aichi Prefecture, and 40.5 mm in Maebashi City, Gunma Prefecture.
From western Japan to eastern Japan, atmospheric conditions are unstable in other areas, and the Japan Meteorological Agency has called for caution against landslides, low land inundation, and river flooding, and to be careful of tornadoes and other gusts.