UND is still searching for its first women's Western Collegiate Hockey Association victory of the season.
Wisconsin received goals from five different players in a 5-0 victory against the Sioux on Friday night in Ralph Engelstad Arena.
The loss dropped UND to 0-18-1 in the Western Collegiate Hockey Association and 3-20-2 overall. Wisconsin improved to 15-1-3 in the league and 21-1-3 overall.
The Sioux have lost nine straight games.
Erika Lawler's goal at 2 minutes, 56 seconds of the second period gave Wisconsin a 1-0 lead. She was assisted by Angie Keseley and Alycia Matthews.
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Jinelle Zaugg made it 2-0 at 12:13 of the second period.
Meghan Duggan, Heidi Kletzien and Meaghan Mikkelson added third-period goals.
Wisconsin had a 29-7 edge in shots on goal.
Sioux goalie Brittany Kirkham had 24 saves, compared to seven for Wisconsin's Jessie Vetter.
The teams meet again at 2:07 p.m. today in Ralph Engelstad Arena.