W , ▁leaving ▁the ▁National ▁H urr icane ▁Center ' s ▁area ▁of ▁responsibility ▁and ▁entering ▁the ▁area ▁monitor ed ▁by ▁the ▁Central ▁Pacific ▁H urr icane ▁Center . ▁ 0 6 : 0 0   UTC ▁( 1 1 : 0 0   p . m .   P DT ▁August   5 )   – ▁Trop ical ▁Storm ▁Jul io ▁strength ens ▁into ▁a ▁Category   1 ▁h urr icane . ▁ 1 2 : 0 0   UTC ▁( 2 : 0 0   a . m .   H ST )   – ▁Trop ical ▁Storm ▁Gene v ieve ▁intens ifies ▁into ▁a ▁Category   1 ▁h urr icane . ▁August   7 ▁ 0 0 : 0 0   UTC ▁( 2 : 0 0   p . m .   H ST ▁August   6 )   – ▁H urr icane ▁Gene v ieve ▁rapidly ▁intens ifies ▁to ▁a ▁Category   3 ▁h urr icane . ▁ 0 3 : 0 0   UTC ▁( 5 : 0 0   p . m .   H ST ▁August   6 )   – ▁H urr icane ▁Gene v ieve ▁rapidly ▁strength ens ▁to ▁Category   4 ▁intensity ▁as ▁it ▁cross es ▁the ▁International ▁Date ▁Line ▁( 1 8 0 ° ), ▁entering ▁the ▁western ▁Pacific ▁bas in ▁monitor ed ▁by ▁the ▁Japan ▁Meteor ological ▁Agency , ▁and ▁it ▁is ▁rec lass ified ▁as ▁Ty ph oon ▁Gene v ieve . ▁ 0 6 : 0 0  