Diane Palme (Silicon Valley, CA) qualified for the 2018 USA Arena National Women's Championship playoffs, dropping their quarterfinals match 6-3 against Kathryn Mercer (Cleveland, OH). of the 2018 USA Arena National Women's Championship in Salt Lake City, Utah;
 
Palme finished 3-1 in the 0-team qualifying round. . In their opening game, Palme lost 8-3 to Sarah Wruck (Kansas City, MO), then responded with a 11-3 win over Jacki Temple (Pittsburgh, PA). Palme won 6-4 against Brooke Borowiak (Chicago, IL), then won 9-3 against Liza Beres (Hollywood, CA) in their final qualifying round match.
 
. For week of the event schedule, Palme did not improve upon their best events, remaining at th place on the World Ranking Standings with total points. Palme ranks th overall on the Year-to-Date rankings with points earned so far this season.