Super Typhoon Chaba over the western North Pacific at 1500 UTC was centered abut 69 NM west-southwest of Okinawa, Japan and was moving towards the N-NW at 9 knots. Maximum winds are estimated to be 145 knots with hurricane force winds extending outward only 20 NM to the south and 25 NM to the North. 50 knot or higher winds extend outward 35 NM to the southwest and 60 NM to the northeast. Maximum significant wave height is about 42 feet (about 12.8 meters).
Forecasts suggest that Chaba will move northward for another day or two before turning northeast to east-northeast passing between South Korea and Japan on the 5th while slowly weakening.