Due to the effects of low pressure and cold air, it is expected that it will snow over a wide area of ​​Kanto Koshin from dawn on the 10th to the 11th, and there is a risk of heavy snowfall in the plains of the southern Kanto region such as the 23rd ward of Tokyo.


The Japan Meteorological Agency is calling for action with a margin, saying that transportation may be affected on the evening of the 10th.

According to the Japan Meteorological Agency, a low pressure system will occur off the coast of Tokaido by the morning of the 10th, and it is expected to move eastward while developing near the southern coast of Honshu, and cold air will flow over Kanto Koshin.



For this reason, in Kanto Koshin and Shizuoka prefectures, it snows over a wide area from dawn on the 10th to dawn on the 11th, and there is a risk that it will accumulate not only along the mountains but also in the plains of the southern part of the Kanto region such as the 23rd ward of Tokyo.



The amount of snow that falls in the 24 hours until the evening of the 10th is


25 cm in Yamanashi prefecture ▽


20 cm in Nagano and Shizuoka prefectures


▽ From Hakone to the Tama region and Chichibu region in the northeastern part of the Kanto region. 15 cm


▽ 8 cm in the plains of the southern Kanto region ▽ It is

expected to be


5 cm in the 23 wards of Tokyo .

Furthermore, in the 24 hours until the evening of the 11th, it is

expected that 5 cm to 10 cm of snow will fall over a wide area of ​​Kanto Koshin ▽

1 cm to 5 cm of snow is expected in Tokyo's 23 wards and Shizuoka prefecture.






There is a possibility of heavy snow warning even in the 23 wards of Tokyo

According to the Japan Meteorological Agency, if the temperature drops below expectations, the amount of snow will increase further, and even in the 23 wards of Tokyo, it may exceed 10 cm and reach the standard for heavy snow warning.



In the Kanto region, even a small amount of snow may significantly disturb the transportation schedule, and may cause a car slip accident or a pedestrian or bicycle fall accident.



The Japan Meteorological Agency confirms the latest weather information, is wary of the impact on traffic due to heavy snowfall and freezing of the road surface, and is calling attention to power outages due to snow accretion.

Please complete the preparations such as installing winter tires and chains within 9 days.



In the evening of the 10th and the morning of the 11th, traffic disruption due to snowfall and freezing is expected, and the city is calling for the use of telework and early return home.

Please make a schedule with plenty of time and refrain from going out unnecessarily in case of heavy snow.

Urgent announcement of "installing winter tire chains"

The Ministry of Land, Infrastructure, Transport and Tourism and the Meteorological Agency have made an "urgent announcement for heavy snowfall" and strongly urged them to wear winter tires and chains when driving a car, saying that there is a possibility that the car may get stuck due to the effects of freezing. increase.



In the emergency announcement


strongly urged to ensure the installation of winter tires or chains in the case of driving the ▽ car


it has been urged to be sure ▽ there is no deterioration or wear of the tire even if you are wearing a winter tires ..



In the event of heavy snow, it is also necessary to refrain from going out unnecessarily.

Depending on how it snows, there may be closed roads such as highways and national roads.

In January, when it snowed heavily in the southern part of the Kanto region, such as when it piled up 10 cm in central Tokyo, many cars without winter tires got stuck on the Metropolitan Expressway and it took up to 14 hours to resolve it. That is.



For this reason, depending on how it snows,


▽ wide-area road closures and


▽ national roads that run in parallel in addition to highways may be closed, and we are


also requesting a review of traffic routes.

In the past heavy snowfall, the stalling of large vehicles led to large-scale traffic effects, so if a business vehicle is stranded without winter tires or chains, there is a possibility that malicious cases will be subject to administrative sanctions. The Ministry of Land, Infrastructure, Transport and Tourism is calling for sufficient preparation.