The Wildcats dominated the first game, 13-0, and then squeaked out an 8-7 victory in the second game.
Courtney Lohman picked up the win on the mound and matched her season high with 11 strikeouts in the opener.
Hannah Smith picked up four hits and stole nine bases. Kat Moreau collected three hits, including a home run.
In Game 2, the Wildcats trailed 7-1 after two innings after some defensive miscues, but battled back to steal the win.
Montague trailed 7-6 with two outs and no runners on before rallying to a win. Smith played the hero with a walk-off, two-run double to give Montague the sweep in dramatic fashion.