In 2000–01, Anderson became the starter for the Storm, as he appeared in 59 games, earning a record of 30–19–9 with a 2.63 GAA along with a .918 save percentage to win the OHL Goaltender of the Year award. In the playoffs, Anderson and the Storm struggled, as he went 0–4 with 4.25 GAA as Guelph was swept in the first round. Anderson then re-entered the NHL Entry Draft for 2001, as he failed to sign a contract with the Calgary Flames, who drafted him in 1999. The Chicago Blackhawks drafted Anderson in the third round, 73rd overall.