2 9 ▁ 0 0 : 0 0   UTC ▁( 5 : 0 0   p . m .   P DT ▁August   2 8 )   – ▁The ▁rem nant ▁circul ation ▁of ▁Low ell ▁diss ip ates ▁into ▁a ▁tr ough ▁about ▁ 1 , 0 6 5   mi ▁( 1 , 7 1 5   km ) ▁n ortheast ▁of ▁the ▁Hawai ian ▁Islands . ▁ ▁September ▁September   2 ▁ 1 2 : 0 0   UTC ▁( 5 : 0 0   a . m .   P DT )   – ▁The ▁rem n ants ▁of ▁Marie ▁diss ip ate . ▁ 1 2 : 0 0   UTC ▁( 8 : 0 0   a . m .   P DT )   – ▁Trop ical ▁Storm ▁Nor bert ▁develop s ▁from ▁an ▁area ▁of ▁low ▁pressure ▁about ▁ 1 8 0   mi ▁( 2 8 5   km ) ▁south west ▁of ▁Man zan illo , ▁Mexico ▁and ▁roughly ▁ 4 3 5   mi ▁( 6 9 5   km ) ▁south - s out heast ▁of ▁the ▁southern ▁tip ▁of ▁B aja   Cal iforn ia . ▁ ▁September   4 ▁ 0 0 : 0 0   UTC ▁( 5 : 0 0   p . m .   P DT ▁September   3 )   – ▁Trop ical ▁Storm ▁Nor bert ▁intens ifies ▁to ▁a ▁Category   1 ▁h urr icane ▁roughly ▁ 2 1 5  