▁of ▁Africa ▁on ▁August   4 , ▁eventually ▁organ izing ▁into ▁a ▁tropical ▁de pression ▁south ▁of ▁Mexico ▁by ▁ 1 8 : 0 0   UTC ▁on ▁August   1 9 . ▁Tw elve ▁hours ▁later , ▁the ▁de pression ▁intens ified ▁into ▁Trop ical ▁Storm ▁Hil ary . ▁The ▁newly ▁named ▁system ▁track ed ▁west ▁after ▁formation , ▁ste ered ▁on ▁the ▁south ▁side ▁of ▁a ▁subt rop ical ▁r idge . ▁F avor able ▁upper - level ▁wind s ▁and ▁warm ▁ocean ▁temper atures ▁allowed ▁it ▁to ▁quickly ▁intens ify , ▁and ▁Hil ary ▁became ▁a ▁h urr icane ▁by ▁ 0 0 : 0 0   UTC ▁on ▁August   2 1 . ▁After ▁level ing ▁off ▁briefly , ▁the ▁cy clone ▁att ained ▁its ▁peak ▁as ▁a ▁Category   2 ▁h urr icane ▁with ▁wind s ▁of ▁ 1 0 5   m ph ▁( 1 8 5   km / h ) ▁early ▁the ▁next ▁morning , ▁consistent ▁with ▁a ▁ra gg ed ▁eye ▁on ▁inf ra red ▁satellite ▁imag ery . ▁Hil ary ▁entered ▁a ▁progress ively ▁cool er ▁ocean ▁after ▁peak , ▁resulting ▁in ▁the ▁loss ▁of ▁deep ▁con ve ction . ▁The ▁system ▁fell ▁to ▁tropical ▁storm ▁intensity ▁late ▁on ▁August   2 4 , ▁tropical ▁de pression ▁intensity ▁late ▁on ▁August   2 5 , ▁and ▁deg ener ated ▁to ▁a ▁rem nant ▁low ▁by ▁ 0 0 : 0 0   UTC ▁on ▁August   2 6 . ▁The ▁low ▁moved ▁generally