It is expected to reach that strength and recurve to the NW and N well east of the Asian mainland. However, that does put it in line to potentially impact some of the other island chains in the western Pacific.

Track chart & fcst. intensity: http://www.prh.noaa.gov/guam/images/swath.jpg
(from NWS/Guam, using JTWC positions)

NWS/Guam Tropical Cyclone Page: http://www.prh.noaa.gov/guam/cyclone.php

And, for a little while longer, long-range base reflectivity loop of Chaba (really interesting picture): http://weather.noaa.gov/radar/loop/DS.p20-r/si.pgua.shtml