 With the conditions, the Geophysical Fluid Dynamics Laboratory hurricane model predicted Ioke to reach winds of , with a predicted minimum pressure of .Early on August 27, the pressure dropped to , and shortly thereafter Ioke crossed the International Date Line, becoming a typhoon.Unofficially referred as a super typhoon by the Joint Typhoon Warning Center (JTWC), Ioke remained at the equivalence of a Category 5 hurricane for about 12 hours after crossing the Date Line.