Offshores aren't THAT bad

I had a 17' bowrider on the lake...my biggest fear was a northwest wind and the broads

. Keep an eye on the weather and push comes to shove use your Bizer chart and you can sometime use the islands as protection to get where you're going.
You could try Sandy Point Resort. It's on the west side of Alton Bay , has docks in a protected cove , and their own ramp right there.