Radioactive Plume Forecast Maps For United States

These are the radioactive plume forecast maps for the United States that have been published so far by the New York Times, Reuters, and Daily Mail UK based on the forecast by the United Nations Comprehensive Nuclear Test Ban Treaty Organization. They are estimating the plume will reach California on Friday but will have "extremely minor health consequences".

Forecast by the United Nations Comprehensive Nuclear Test Ban Treaty Organization - New York Times

The NY Times has published an interactive nuclear radiation fallout forecast map.