iforn ia ▁pen ins ula . ▁July   2 8 ▁▁ 0 0 : 0 0   UTC ▁( 2 : 0 0   p . m .   H ST ▁July   2 7 )   – ▁Trop ical ▁De pression ▁Gene v ieve ▁deg ener ates ▁to ▁a ▁rem nant ▁low . ▁ 0 6 : 0 0   UTC ▁( 1 1 : 0 0   p . m .   P DT ▁July   2 7 )   – ▁H urr icane ▁Hern an ▁weak ens ▁to ▁a ▁tropical ▁storm . ▁July   2 9 ▁ 1 2 : 0 0   UTC ▁( 5 : 0 0   a . m .   P DT )   – ▁Trop ical ▁Storm ▁Hern an ▁deg ener ates ▁into ▁a ▁post - t rop ical ▁rem nant ▁low ▁approximately ▁ 6 6 0   mi ▁( 1 , 0 6 5   km ) ▁west ▁of ▁the ▁southern ▁tip ▁of ▁the ▁B aja   Cal iforn ia ▁pen ins ula . ▁ 1 8 : 0 0   UTC ▁( 8 : 0 0   a . m .   H ST )   – ▁The ▁rem n ants ▁of ▁Gene v ieve ▁reg ener ate ▁to ▁a ▁tropical ▁de pression . ▁July   3 1 ▁ 1 2 : 0 0   UTC ▁( 5 : 0 0   a . m .   P DT )   – ▁Trop ical ▁De pression ▁N ine - E ▁develop s