In January 1998, Kopač finished 13th (15th in the short, 13th in the free) at the European Championships in Milan, Italy – it was her career-best European result. In February, she competed at her second 1998 Winter Olympics, in Nagano, Japan. Ranked 22nd in the short, she qualified for the free skate and finished 23rd overall. In April, she placed 24th (12th in her qualifying group, 23rd in the short, 24th in the free) at the 1998 World Championships in Minneapolis, Minnesota, USA.