Northwest University claims its first Cascade Collegiate Conference championship double by edging College of Idaho, 2-1, in overtime of the tournament championship game in Eugene. In a match marred by two red and six yellow cards, the Eagles overcome playing a player down for 15 minutes of the second half. Claire Jo Diede's 15' goal from Kayla Soderstrom's record 12th assist puts NU ahead, but CI equalizes with 55 seconds left in regulation. Playing 10v10 in extra time, Northwest gets the winner with 8:19 remaining when Gracie VanAssche scores. NU had clinched the regular season Oct. 28.

An A-League record crowd of 25,515 cheers both the opening of $400 million Seahawks Stadium and a Sounders victory over Vancouver. First kick is delayed 30 minutes for fans filing through the gates, and Andrew Gregor greets them with the first goal after 23 minutes. Gregor’s second goal, in the 72nd, helps Seattle pull away for a 4-1 win. Approximately 5,000 were walk-up ticket buyers. It’s the largest crowd for a Sounders home match in 20 years. In the first seven home dates the average attendance had been 2,328. Soccer was also the opening sporting event for both the Kingdome and Tacoma Dome.

Two-time defending champion Seattle relinquishes its A-League throne but does not go quietly. Vancouver finally eliminates the Sounders in a shootout following and third and deciding mini-game, 1-1 (3-1), at Memorial Stadium. The 86ers had won Game 1 by 3-0, but the Sounders grind-out a shootout win, 0-0 (1-0), to start the night. Dusty Hudock makes six saves in the opening game and stops three attempts in the subsequent shootout. The Sounders allow just 23 goals in 27 regular season and playoff matches.After the visitors go ahead, Erik Storkson equalizes a minute left in the 30-minute mini-game, heading home a corner kick from Vincente Figueroa. Vancouver converts its first three attempts, and Esmundo Rodriguez's fourth-round shot is saved.

Molson's Canadians defeat defending state champion Loyal Realty, 4-2, before 5,000 at Vancouver's Powell Street Grounds.

The Northwest Collegiate Soccer Conference votes to adopt a two-division men’s format, with the Olympic Division comprised of the top six teams from 1987 and the Cascade consisting of the remaining six. Following the 1988 season and from thereafter will be promotion and relegation.

Edgar Esquevil scores an ice-breaking goal at the hour mark and later adds an assist in Northwest University's record-breaking 11th win of the year, 3-0 over Cascade Conference leading Corban, in Kirkland. The Eagles, winning six of the final eight regular season games, finish three points behind Corban but manage a season series sweep.