Hiked Purgatory Flats approach. Departed base camp in Chicago Basin and began hike of Eolus and North Eolus on July 4 at 4:30am, peaked Eolus at 9:10am, peaked North Eolus at 10:20. Began descent at 10:50, and got back to base camp at 1:35pm. Lots of hail and some lightning during the descent. CO 14er #32.