Clay Mackey says their Cabernet Franc vineyard survived the cold temperatures in late spring. by Melissa Hansen Clay Mackey and Kay Simon, the married partners of Chinook Wines, decided from the start that Yakima Valley would define their wines. They could have established a winery anywhere, but say they chose Yakima Valley and their Prosser location because of opportunity. As her first job in Washington State’s wine industry, Simon worked for Chateau Ste. Michelle. She started in 1977, working on Ste. Michelle’s winemaking team at the newly renovated facility in Grandview. At the same time, her husband, Mackey, worked on […]