NEW : Heavy rain on ` ` burn scar '' may cause more flooding in El Paso County . NEW : They hiked to Smith 's brother 's house , where they showered and ate a meal before the weather caught up with them again . Boulder opens Saturday evening but faces possibly ` ` devastating '' on Sunday . NEW : ' ` ` unaccounted for '' in Boulder County , 350 in Larimer County . Missing person is presumed dead , in addition to four confirmed dead .
NEW : Heavy rain on ` ` burn scar '' may cause more flooding in El Paso County . NEW : Boulder opens Saturday evening but faces possibly ` ` devastating '' on Sunday . NEW : ' ` ` unaccounted for '' in Boulder County , 350 in Larimer County . Missing person is presumed dead , in addition to four confirmed dead .