 In 2002–03, Blackwell played in her first full season in the WNCL, taking to the field in all 10 of New South Wales' matches.After not being trusted to bat at No.7 or higher in the first match of the season, which New South Wales won, Blackwell was unbeaten on 17 when they lost to South Australia in the second match of the double-header the next day, having been attacked and conceded 23 runs from two overs in South Australia's innings.