Strong Winds, Rain, Snow in Northern, Eastern Japan Wednesday
Japan Weather Alert: Strong Winds, Heavy Snow Forecast
Table of Contents
- Japan Weather Alert: Strong Winds, Heavy Snow Forecast
- Japan Weather Alert: Your Questions Answered on the Impending Storm (March 19, 2025)
published: 2025-03-19
Breaking: A low-pressure system is poised to unleash rough weather across Japan. Residents should prepare for strong winds, rain, and significant snowfall.
Impending Weather System
A low-pressure system is anticipated to generate severe weather conditions, including strong winds, rain, and snow, across eastern and northern Japan on Wednesday, March 19, 2025.The Meteorological Agency is closely monitoring the situation.
Current Conditions and Warnings
The Meteorological Agency reports that a low-pressure system is currently moving westward across the Sea of Japan. This movement is already causing strong winds in western Japan as of Tuesday, March 18, 2025.
The agency reported that the ”maximum gust speed reached about 100 kilometers per hour” on Tanegashima island,Kagoshima prefecture,in southwestern Japan,”just before 6 p.m. on Tuesday.”
Weather officials also indicate that snowfall is intensifying,notably in the mountainous regions of Kyushu,Chugoku,and Shikoku,due to the influence of a cold air mass. This heavy snow is creating hazardous conditions.
Forecasted Weather patterns
Officials anticipate that another low-pressure system will emerge near the Kii Peninsula in western Japan later today and proceed eastward. The forecast predicts rain and snow, accompanied by strong winds, are likely in western Japan from now through Wednesday, and in eastern and northern Japan on Wednesday. This widespread winter weather event requires careful attention.
Wind and Snowfall Projections
Strong winds, reaching speeds of up to approximately 83 kilometers per hour, are expected in the Chugoku, Kanto, and Tohoku regions. Northern Kyushu may experience winds of up to about 72 kilometers per hour on Wednesday. The agency forecasts heavy snow, especially in mountainous areas of the Chugoku, Kanto-Koshin, and Tohoku regions.
In the 24-hour period leading up to late afternoon on Wednesday, snowfall accumulations are projected as follows:
- Chugoku and Kanto-Koshin regions: Up to 40 centimeters
- Tohoku region: up to 30 centimeters
- Shikoku: Up to 20 centimeters
Advisory and Travel disruptions
The agency is urging the public to remain vigilant and prepare for potential traffic disruptions resulting from strong winds and heavy snow. These conditions can make travel risky and lead to significant delays.
Current Travel Issues
On Tuesday, March 18, 2025, vehicles became stranded on mountain roads in Aso City, Kumamoto Prefecture, due to the accumulating snow. This highlights the immediate impact of the severe weather.
prefectural officials reported that vehicles are at a standstill on National Route 212 and prefectural Route 339,both of wich provide access to the daikanbo lookout. Police have received reports indicating that “about 30 cars are stuck on Route 339.”
Japan Weather Alert: Your Questions Answered on the Impending Storm (March 19, 2025)
This Q&A provides essential information about the severe weather system impacting Japan on March 19, 2025. stay informed and prepared.
General Weather Alert Questions
What kind of weather is expected in Japan on March 19, 2025?
A low-pressure system is bringing strong winds, rain, and significant snowfall to eastern and northern Japan. Western Japan is already experiencing these conditions. The Japan Meteorological Agency is closely monitoring the situation.
Which areas of Japan will be most affected by the severe weather?
Western Japan: Strong winds and rain are expected.
Eastern and Northern Japan: Strong winds,rain,and snow are predicted.
Mountainous regions of Kyushu, Chugoku, and Shikoku: Heavy snowfall is already occurring.
Chugoku, Kanto, and Tohoku regions: Expect strong winds and heavy snow.
What is causing this severe weather in Japan?
The severe weather is caused by a low-pressure system moving across the Sea of Japan and another system expected to emerge near the Kii Peninsula. This system is bringing moist air which is colliding with cold air creating unstable weather.
how strong will the winds be?
chugoku, Kanto, and Tohoku regions: Winds up to approximately 83 kilometers per hour (52 mph).
Northern Kyushu: Winds up to approximately 72 kilometers per hour (45 mph) on Wednesday.
Tanegashima Island,Kagoshima Prefecture: Maximum gust speed reached about 100 kilometers per hour (62 mph) on Tuesday.
What is considered a strong wind in Japan?
While perceptions vary, sustained winds of 50-60 km/h can make walking challenging, and gusts exceeding 80 km/h can pose hazards. The severity depends on location and construction standards.
Where is heavy snow expected?
Heavy snow is especially expected in the mountainous areas of:
Kyushu
Chugoku
Shikoku
kanto-Koshin
Tohoku
How much snow is forecast?
Snowfall accumulations in the 24-hour period leading up to late afternoon on Wednesday are projected as follows:
chugoku and Kanto-Koshin regions: Up to 40 centimeters (15.7 inches)
Tohoku region: Up to 30 centimeters (11.8 inches)
Shikoku: up to 20 centimeters (7.9 inches)
Travel Disruption Questions
What kind of travel disruptions are expected?
The Japan Meteorological Agency warns of potential traffic disruptions due to strong winds and heavy snow. Roads may become difficult or impossible to navigate, leading to delays and potentially risky conditions.
Where have travel disruptions already occurred?
Vehicles became stranded on mountain roads in Aso City, Kumamoto Prefecture on Tuesday, March 18, 2025, due to accumulating snow. Approximately 30 cars were stuck on Route 339, which provides access to the Daikanbo lookout.
Safety and Preparedness Questions
What is the Japan Meteorological Agency advising the public to do?
The agency urges the public to remain vigilant and prepare for potential traffic disruptions resulting from strong winds and heavy snow.
how can I prepare for this severe weather in Japan?
Stay Informed: Monitor weather updates and advisories from the Japan Meteorological Agency.
Plan Travel Carefully: avoid unnecessary travel, especially in mountainous areas. If you must travel, check road conditions and ensure your vehicle is properly equipped.
Prepare Your home: Secure loose outdoor items that could be blown away by strong winds. Ensure you have adequate supplies of food, water, and essential medications.
* Drive Safely: If you must drive, do so slowly and cautiously, and keep an emergency kit in your vehicle.
Summary of Weather Forecast
| Region | Expected Weather | Wind Speed (km/h) | Snowfall (cm) |
| —————— | ———————————————- | —————— | ————- |
| Chugoku | Strong winds, rain, snow | Up to 83 | Up to 40 |
| Kanto-Koshin | Strong winds, rain, snow | Up to 83 | Up to 40 |
| Tohoku | Strong winds, rain, snow | Up to 83 | Up to 30 |
| Shikoku | Strong winds, rain, snow | – | Up to 20 |
| Northern Kyushu | Strong winds, rain | Up to 72 | – |
| Tanegashima Island | Strong winds, rain | Gusts up to 100 | – |
Unseasonal Snow and Cherry Blossoms
Is this snowfall unusual for this time of year?
Yes, Tokyo is experiencing unseasonal snow.
Will the snow affect the cherry blossom season?
The unusual snowfall comes ahead of Japan’s cherry blossom season. The flowers are forecasted to start blooming in Tokyo on Saturday, March 22, according to the Japan Meteorological Agency. It is indeed unclear what effect,if any,the storm will have on the blooming of the flowers.