Wind and flood damage information

emergency information such as evacuation information and evacuation sites will also be posted on the disaster prevention information Portal (the status of evacuation warning in Yokohama City and the status of opening of refuge) (external site).

You can check the weather warnings and alert being announced in Yokohama City.
You can also check the early warning information (possibility of alarm level).

You can check the hourly weather forecast (up to 48 hours) from the Yokohama City Disaster Prevention Portal page.

You can check the weather forecast for a week.

From the Yokohama City page, you can check the information (hourly rainfall, cumulative rainfall) of rain gauges installed at the city fire department and fire branch office.

This is a link to the high-resolution precipitation nowcast page.
You can check movement of rain cloud from 3 hours to 1 hour later.
You can also check the risk distribution of lightning, landslide, floods, etc.

This is the page of Mizu disaster prevention information, Yokohama.
You can check the following river information.

・Image of river surveillance cameras
・Water level of rivers
・Status of Reservoirs, etc.

You can check the status of the landslide alert information, which is announced by the Japan Meteorological Agency when landslide may occur at any time.
There is no immediate evacuation warning area in Asahi Ward that will issue the evacuation warning all at once along with the announcement of the landslide alert information.

This is the page of Kanagawa Prefecture landslide Portal. You can check the risk of landslide on the map.

You can check the expected progress, power, etc. of typhoons from the Japan Meteorological Agency page.