The moon really effects the tides. When it's new or full you'll have your highest high tides & lowest low tides. Wave action is more a result of Coriolis force, which pushes the water & wind created by the pressure differences. Throw in some obstacles, rocks, breakers & grab your board
Yes. The moon has a major impact on tides, due to the gravitational attraction of the moon on the Earth's water. This gravitational pull is combined to that of the sun contributing to the tides. Read more from en.wikipedia.org/wiki/Tide.