Typhoon No. 30 (Champa), a large and very powerful storm, was moving northwest south of Okinawa as of 9 p.m. on October 22, with the Sakishima Islands already experiencing violent winds ahead of the typhoon's expected closest approach from the afternoon of October 23 through the early hours of October 24, while an approaching autumn rain front threatens widespread heavy rainfall across western Japan. (News On Japan)