Lemke struck out eight in pitching her second no-hitter this year and the fifth of her career.
Arizona freshman Jenny Gladding threw a two-hitter in the second game to help lead UA to an 8-0 victory. Lauren Bauer and Nicole Giordano, the No. 1 and 2 hitters in the order, combined to collect nine hits in 13 at bats, plus score six runs and drive in four in the two games.
UA was to play San Diego State in a single game Wednesday afternoon before heading up the coast for the Kia Klassic tournament at Cal State Fullerton.