Check out the Wind Hotline reported windspeeds from yesterday , and annual averages . This site is situated on the North side of Cape Cod. On a big day expect to share the waves with the surfers. About 5-10 minutes down the Cape from Corporation. Good place to sail on northerly winds.
NE winds are a little weak on the inside, but good for jumps on the outside.
It a good stretch of flat water on the inside, and waves for riding and jumping on the outside. Waves are usually a little smaller than Corporation, so it's great for non-experts. Chapin is unsailable during low tide, so make sure to check the tide charts before you head out there. Follow 200 ft and take a right and follow for about one mile. Take a left at the needlepoint shop.