Borislava Hristova led all scorers with 22 points in the contest.
The Cougars host No. 9/8 Oregon State at 11 a.m. inside Beasley Coliseum.
Freshman Borislava Hristova led the Cougars with 19 points in the contest.
Washington State and Oregon will tip off at 8 p.m. at Beasley Coliseum.
The Cougars were led by senior Mariah Cooks with 15 points and seven rebounds.
The Cougars face the Cardinal at noon inside Maples Pavilion.
Freshman Alexys Swedlund led the Cougars with 16 points.
Washington State will face the Golden Bears, Friday, Jan. 29, at Haas Pavilion at 6 p.m.
Cougar signees Chanelle Molina, Katie Campbell, and Kayla Washington will enroll at WSU next fall.
Hristova became the second player in WSU history to earn the honor in back-to-back weeks.
WSU outscored the Huskies 24-9 in the third quarter, but could not hold off its rival.
The Cougars will look to even their Pac-12 record against the Huskies Saturday, Jan. 23 at 2 p.m.