Northern Japan Pacific side and western Japan There is a risk of heavy rain due to the effects of low pressure systems and fronts September 25, 5:19
Due to the influence of the low pressure system that changed from typhoon No. 12, there is a risk of heavy rain over the Pacific side of northern Japan on the 26th, and in western Japan it is raining extremely heavily due to the influence of another low pressure system and fronts. There is.
Great care must be taken against sediment-related disasters and inundation of low land.
According to the Japan Meteorological Agency, due to the impact of the low pressure system that changed from typhoon No. 12 moving northward to the east of Japan, heavy rains will fall mainly on the Pacific side in both Tohoku and Hokkaido, and heavy rains may occur over the 26th.
The amount of rainfall in 24 hours until the morning of the 26th is expected to be 150 mm on the Pacific side of Tohoku and 80 mm on Hokkaido.
In addition, on the Pacific side of northern Japan, it is expected that very strong winds will blow mainly over the sea, and the sea will become a big swell with swells.
On the other hand, warm and moist air is flowing toward another cyclone with a front, which makes the atmospheric condition unstable in western Japan.
At Cape Muroto in Kochi Prefecture, we observed extremely heavy rain of 60.5 mm in one hour until 4:50 am.
In Shikoku and Kinki, on the 25th, there is a risk of extremely heavy rain of 50 mm or more per hour due to local lightning.
The amount of rainfall in 24 hours until the morning of the 26th is expected to be 120 mm in Kinki and 80 mm in Shikoku.
It is necessary to pay close attention to sediment-related disasters caused by heavy rain, inundation of low land, and flooding of rivers, as well as caution against storms and high waves, especially in northern Japan.