Typhoon 16W(Bolaven) with max winds of 100 knots is moving WNW at 9kts over the westernNorth Pacific towards Okinawa and will pass near over the island around 03Z onthe 26th with max winds 100-110 knots. Currently hurricane force winds extendout 30NM and gales 140-150NM.
http://oceanweatherservices.com/blog1/2012/08/23/typhoon-bolaven-threatens-okinawa/