Aminah Williams had 12 points and 14 rebounds for the Huskies (7-2). Talia Walton had 12 points and Kristi Kingma grabbed 14 rebounds for Washington.
The Huskies scored the last eight points of the first half to lead 29-22 at the break, and Idaho never came closer than six points in the second half.
Alyssa Charlston led the Vandals (3-7) with 15 points and 14 rebounds. She was 6 of 13 from the field, but her teammates made only 10 shots between them.
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