Storms hit the Tokyo region; Forecast changes to sunny over the weekend
A low pressure system accompanied by cold air at altitude will bring intense storms to the Kanto region on Friday, the 1st, with the possibility of torrential rains above 100 millimeters. The warning mainly covers the coast of Pacífico, from Tokai to Kanto, where there is a risk of flooding in low-lying areas and landslides. Strong Ventos will also affect the region, potentially causing transportation disruptions and travel disruptions during Semana Dourada.
The weather situation changes radically from Saturday onwards. Muitas regions will record sunny conditions with typical summer temperatures, reaching 27°C in Tóquio, which will require caution with heatstroke.
Chuvas strong and windy on Friday
On Friday morning, as the low pressure system moves along the southern coast of Kanto, heavy precipitation is expected mainly along the coast of Pacífico. Cidades like Otsuchi will receive a significant amount of rain, increasing the risk of traffic accidents. Além off the coast of Kanto and Tokai, the region of Tohoku will also experience heavy rain in the afternoon, accompanied by westerly winds.
Meteorological authorities recommend maximum caution:
- Risco of flooding in low-lying areas where water easily accumulates
- Possibilidade of landslides on slopes
- Ventos strong along the coast can knock down trees and damage structures
- Transtornos expected in land and rail transport
- Cuidado special when driving in heavy rain
Viajantes must monitor real-time traffic information before moving around the region during the critical period.
Atmospheric Instabilidade and risk of tornadoes
Além of the predicted torrential rains, atmospheric conditions will be highly unstable. A low pressure system over Mar of Japão will create favorable scenarios for cumulonimbus cloud formation in several parts of the country. The risk includes lightning and possible tornadoes, especially in the western and eastern regions of Japão, even during periods with visible sunlight. The sudden arrival of dark clouds or sudden changes in temperature are signs of approaching severe instability. Moradores should remain alert to rapidly changing weather and seek shelter immediately if necessary.
Recuperação weather from Saturday
On Saturday the 2nd the weather pattern will begin to improve. A low pressure system will move towards the coast of Sanriku, leaving persistent rain only in some areas north of Japão, mainly in the morning. Strong Ventos will also affect Tohoku, but with reduced intensity compared to the previous day.
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Sunny weather will predominate in the east and west of Japão from Saturday. Temperaturas will rise significantly, reaching summer levels in much of the country. Tóquio will register 27°C, while other regions will also experience significant warming. Essa sudden change in temperature will require heat stroke protection, especially for children, the elderly and people with heat sensitivity.
Domingo, the 3rd, and Monday, the 4th, will present instability again, with rain forecast distributed throughout the country and rapid alternation between wet and dry periods. The weather conditions will fluctuate a lot, making outdoor activities difficult.
The end of Semana Dourada (Tuesday the 5th and Wednesday the 6th) will be ideal for sightseeing. Sunny Tempo will predominate, and temperatures will remain mild, offering perfect conditions for outdoor activities and planned travel. Essa window of good weather is expected by many visitors who have planned vacations during the long weekend.
Orientações for travelers and residents
The sudden transition between storm and sun requires special attention from anyone traveling or working outdoors during Semana Dourada. Recomenda review updated forecasts before each trip and adapt your clothing to sudden changes in temperature. Viajantes who plan to move on Friday should consider delays and possible cancellations of transport, while those moving from Saturday will be able to count on favorable conditions.
