The 6th Annual Wine Country Classic Golf Tournament presented by Prosser Memorial Health Foundation will be held on September 11, 2026 at Black Rock Creek Golf Course in Sunnyside with a shotgun start of 8:00 am. Check-in at 7:00 am.  Proceeds from the Wine Country Classic directly benefit Prosser Memorial Health programs, with a portion of this year’s tournament proceeds supporting the development of our future cancer center. Entry fees include a fun day of golf, a delicious lunch, and prizes. Multiple sponsorship levels are available by contacting the Foundation at 509.786.5155 or emailing foundation@prosserhealth.org.​