Due to the influence of winter-type pressure distribution, snowstorms continue in Hokkaido and northern Tohoku, and the Japan Meteorological Agency is calling for caution regarding the impact on traffic.
Over the 4th, snowfall is expected to increase mainly along the mountains on the Sea of Japan side of Tohoku and eastern Japan, so it is necessary to pay close attention to avalanches and falling snow.
According to the Japan Meteorological Agency, due to the influence of the winter-type pressure distribution, the wind is strong mainly on the Sea of Japan side of Hokkaido and Tohoku, resulting in a snowstorm.
The maximum instantaneous wind speed observed in 3 hours until 6 pm is ▽ 22.8 meters in Urakawa-cho, Hokkaido ▽ 21.8 meters in Esashi-cho in the southern part of Hokkaido.
In Hokkaido, the maximum wind speed is expected to be 23 meters and the maximum instantaneous wind speed is expected to be 35 meters over the 4th. increase.
Increased snowfall in northeastern Kanto and along Mt. Nagano
On the other hand, due to the strengthening of the winter-type pressure distribution and the influence of the cold air moving southward, snow clouds are gradually flowing into eastern Japan, and it is expected that the snow will intensify intermittently, mainly along the mountains, over the 4th.
The amount of snow expected for 24 hours until the evening of the 4th is 70 cm in Fukushima prefecture, 60 cm in northeastern Kanto, 50 cm in Hokkaido and Niigata prefecture, and 40 in Nagano prefecture. Expected to be centimeters.
It will continue to fall over the 5th, mainly in the northeastern part of Kanto and Nagano prefecture, and the amount of snow is expected to increase.
Please be careful about traffic effects due to heavy snowfall, avalanches, and power outages due to snow accretion.
There are many places where the snowfall is already higher than normal, so be careful about falling snow from the roof when removing snow.