Radiological Situation in Yokohama-shi
Unfortunately, there are currently no actual data from monitoring stations in Yokohama-shi (no measurements in the last 24 hours). Most likely, all sources have stopped publishing monitoring results.
JMA AMeDAS: Yokohama (8.4 km)
Why Is Verification Necessary?
Map readings are indicative data from their respective providers. If a value appears unusual, check whether the change persists and consult the provider.
For emergency decisions, rely on official information from the relevant authorities.
Data Sources
Radiation dose rate: Safecast Radnote. Wind direction and speed: Open-Meteo.
Map backgrounds: OpenStreetMap, JMA Himawari, and NASA GIBS.
Fukushima restricted zone: the web geometry is a high-resolution vector derived from the official Fukushima Prefecture evacuation-zone concept map (31 March 2025) and georeferenced through the JGD2011 ArcGIS evacuation-zone raster; narrow map-rendering seams between adjacent sections were closed and detached non-zone artifacts removed while mapped release exclusions were preserved; the latest status is checked against the METI evacuation-zone concept map (1 April 2026).
The total number of monitoring posts in Yokohama-shi – 0 posts.
As of September 19, 2026, 19:49