hurricane harbor: so I wanna go tomorrow but the people im going with r afraid its gonna be too crowded...i go to great adventure all the time and have a season pass but i just got my hurricane harbor uprade and have never been there before I heard that last year Hurricane Harbor wasnt really crowded....will it be tomorrow? (Memorial Day)|||Yes, very crowded - especially with the good (hot/warm and sunny) weather forecast. I would avoid going there that day.