When we were there we arrived at 10.30 am and there was no space for our family of four after a while we were able to find a spot when a family left . Wish we had booked the Cabanas or the Beach chair space, details below are for Blizzard Beach.
Polar Patios - Cabanas: There are 15 premium spaces available for rental daily. This includes an attendant and waiter service, private lockers, all-day drink mugs, cooler stocked with ice and bottled water, lounge furniture, tables and rental towels for 6. The Premium spaces accommodate up to 6 guests. Cost as of Summer 2012 is $213 during off-season dates ($226.85 with tax) and $300 ($319.50 with tax) during peak season dates. Additional guests can be added for $25 each. Guests will be given a bracelet that allows access to the private area.
Lodge Picnic Umbrellas - Premium Beach Chair Space - includes 2 lounge chairs, umbrella, cocktail table and 2 towels. Limit is up to four people. If you have more, a second reservation is needed. Reserve in advance by calling 407-WDW-PLAY (407-939-7529). Cancellation without penalty must be no later than 9:00 am the day prior to reservation. You can check at High n Dry Rentals to see if any same-day rentals are available. Cost as of Summer 2012 is $40 plus tax ($42.60) in low season and $50 plus tax ($53.25) during high season and must be paid at time of reservation.