Hokkaido Very strong wind and intermittent heavy rain from tonight March 10 19:04
Due to the passing of the low pressure in Hokkaido, it is expected that heavy rains will intermittently and severely wind around the Pacific Ocean from the night of the 10th, resulting in heavy rainfall. At the same time, warm air similar to the end of May will flow in, and it is expected that the snow will melt quickly.
In Hokkaido, a low pressure accompanied by a frontal line will pass while developing over the 11th, and approximately 1500 meters above the surface will be filled with warm air similar to late May, and the temperature is expected to rise.
Very strong winds are expected to blow mainly on the Pacific Ocean side, and the sea is expected to be large, and heavy rain is intermittently raining.
The expected maximum instantaneous wind speed is 35 meters on land on the Pacific Ocean side, 30 meters on the sea, and 30 meters on land and sea on the Sea of Japan side and the Sea of Okhotsk side.
The wave height is expected to be 6 meters on the Pacific Ocean side and 5 meters on the Sea of Japan side.
The peak of the rain is the night of the 10th, and the amount of rainfall that falls in the 24 hours from 6:00 pm on the 10th is both high, it is expected to be 120 mm on the Pacific Ocean side and 80 mm on the Sea of Japan side and the Sea of Okhotsk side.
Also, heavy snowfall on the 5th and 6th of this month, mainly on the Pacific Ocean side, has resulted in more snow than normal.
According to the meteorological observatory, one person died, and many houses were damaged by flooding in various parts of Hokkaido.
The Meteorological Observatory is vigilant for storms and high waves, and calls for careful attention to flooding of low land caused by heavy rain and snow, landslides, and flooding of rivers.