By Lenn Thompson, Editor-in-Chief To many summer Hamptons weekend residents, local wine means Wolffer Estate rose. They make a lot of it (6,600 cases) and it sells out often before demand has subsided. It's made in a consistently dry, crisp style — perfect for the beach or your nearest pool party — and is always a blend of red and white grapes (rather than all-red or saignee). In many ways, it is a Long Island classic. We drink quite a bit of it every summer too, even though we are anything but Hamptons types. The Wolffer Estate 2009 Rose ($17)…