[{"data":1,"prerenderedAt":182},["ShallowReactive",2],{"leaderboard-total":3,"spot-seo-prison-island":9,"spot-prison-island":45},{"entries":4,"total":5,"period":6,"type":7,"generated_at":8},[],0,"all_time","reports","2026-10-03T06:32:05.526386Z",{"title":10,"description":11,"canonical_url":12,"og_image":13,"structured_data":14,"breadcrumbs":40},"Snorkeling Conditions at Prison Island - How's the Spot","Check snorkeling conditions at Prison Island. Fair conditions, water 27.3°C, waves 0.70m","https:\u002F\u002Fhowsthespot.com\u002Fspots\u002Fprison-island","https:\u002F\u002Fhowsthespot.syd1.cdn.digitaloceanspaces.com\u002Fspots\u002Fimport_prison-island_0_d4e9da1e8569.jpg",[15,27],{"@context":16,"@type":17,"name":18,"description":19,"url":12,"geo":20,"address":24},"https:\u002F\u002Fschema.org","Place","Prison Island","Prison Island is a small, ever-changing sandy cay wedged between Home Island and Direction Island in the southern Cocos (Keeling) atoll. Once crowned with towering coconut palms, it has been reshap...",{"@type":21,"latitude":22,"longitude":23},"GeoCoordinates",-11.925,96.975,{"@type":25,"addressCountry":26},"PostalAddress","AU",{"@context":16,"@type":28,"name":29,"description":11,"url":12,"breadcrumb":30},"WebPage","Snorkeling Conditions at Prison Island",{"@context":16,"@type":31,"itemListElement":32},"BreadcrumbList",[33,38],{"@type":34,"position":35,"name":36,"item":37},"ListItem",1,"Home","https:\u002F\u002Fhowsthespot.com",{"@type":34,"position":39,"name":18,"item":12},2,[41,43],{"label":36,"href":42},"\u002F",{"label":18,"href":44},"\u002Fspots\u002Fprison-island",{"id":46,"name":18,"slug":47,"latitude":22,"longitude":23,"description":48,"difficulty":49,"image_url":13,"status":50,"tide_constituents":51,"hazard_entries":102,"access_info_structured":115,"area_boundary":121,"routes":121,"created_at":122,"updated_at":123,"today_conditions":124,"today_verdict_view":145,"images":173,"submitted_by":179,"region_name":121,"verification_status":181,"verified_at":121,"disputed":130,"verifier_count":5,"last_verified_display_name":121},"08e05ccc-352a-4b36-a068-19c22e204bb3","prison-island","Prison Island is a small, ever-changing sandy cay wedged between Home Island and Direction Island in the southern Cocos (Keeling) atoll. Once crowned with towering coconut palms, it has been reshaped by the elements into a low-lying sandbar. The northern tip offers a spectacular drift snorkel through a vibrant fish nursery, where schools of juvenile fish swarm the crystal-clear lagoon waters. Best experienced on a local tour, this spot delivers a true off-the-beaten-path Indian Ocean adventure.","intermediate","published",{"name":52,"amplitude":68,"phase":84,"latitude":22,"model":100,"epoch":101},[53,54,55,56,57,58,59,60,61,62,63,64,65,66,67],"2N2","J1","K1","K2","M2","M4","MF","MM","N2","O1","P1","Q1","S1","S2","T2",[69,70,71,72,73,74,75,76,77,78,79,80,81,82,83],0.007734666348547179,0.00935351140635648,0.14371055662186624,0.030697127803836974,0.3024171298456807,0.0007010525475533558,0.013785206984866037,0.011353666638969246,0.07203728988071362,0.09188081817350355,0.044942426402116493,0.0169003870407402,0.006907475706339805,0.10920533739848419,0.010225244231925647,[85,86,87,88,89,90,91,92,93,94,95,96,97,98,99],280.1466877233286,188.99119968493474,153.69772421367557,350.3745024457495,314.10104591477193,100.89919480097055,359.76275665523957,343.335764358588,300.0745988282177,146.15080375224187,150.62697144513461,131.5344244278651,310.00200777313404,345.988680829899,356.6471139481614,"EOT20","1992-01-01T00:00:00Z",[103,108,112],{"name":104,"description":105,"severity":106,"season_start":35,"season_end":107},"Tidal current drift","The northern tip of Prison Island is known for a drift snorkel through a fish nursery. The tidal current can be strong, sweeping snorkelers along the channel. Best experienced on a guided tour that times the tide correctly.","warning",12,{"name":109,"description":110,"severity":111,"season_start":35,"season_end":107},"Sun exposure \u002F no shade","Prison Island is a small sandy cay with no shade, fresh water, or facilities. Exposure to the tropical sun can be extreme.","caution",{"name":113,"description":114,"severity":111,"season_start":35,"season_end":107},"Shifting sandbar \u002F erosion","The island's shape and size change seasonally due to erosion and shifting sands. Navigation and landing conditions can vary.",{"directions":116,"parking":117,"facilities":118,"fees":119,"access_method":120},"Prison Island lies between Home Island and Direction Island in the southern atoll of the Cocos (Keeling) Islands. Access is best arranged via a local boat tour from West Island or Home Island; the island is not connected by a public ferry.","Parking available at West Island accommodation or Home Island jetty. The island itself has no vehicle access or parking facilities — it is a small sandy cay with no infrastructure.",[],"Accessible only via paid local tour operators; no public ferry service.","snorkel_tour",null,"2026-07-27T02:53:54.797686Z","2026-08-04T05:30:44.786412Z",{"verdict":125,"evaluated_at":126,"models":127},"marginal","2026-10-03T02:15:34.380635Z",[128,135,140],{"model_name":129,"is_favourable":130,"value":131,"threshold":132,"unit":133,"operator":134},"Wind Speed",false,13.01,10,"kn","lte",{"model_name":136,"is_favourable":130,"value":137,"threshold":138,"unit":139,"operator":134},"Wave Height",0.7,0.5,"m",{"model_name":141,"is_favourable":130,"value":142,"threshold":39,"unit":143,"operator":144},"Visibility",0.85,"","gte",{"verdict":125,"rating":146,"evaluated_at":126,"generated_at":126,"source":147,"confidence":148,"visibility":151,"parameters":152,"models_passed":39,"models_total":168},"Fair","precomputed",{"level":149,"value":150},"High",100,{"score":142,"rating":121,"confidence":121},[153,154,161,164,170],{"name":136,"value":137,"label":121,"unit":139,"favourable":130,"score":35,"optimal_max":138,"marginal_max":35},{"name":155,"value":156,"label":121,"unit":157,"favourable":158,"score":159,"optimal_max":160,"marginal_max":107},"Swell Period",5.6,"s",true,3,8,{"name":129,"value":162,"label":121,"unit":133,"favourable":130,"score":35,"optimal_max":132,"marginal_max":163},13.014008800000001,15,{"name":165,"value":166,"label":121,"unit":167,"favourable":130,"score":5,"optimal_max":168,"marginal_max":169},"Precipitation",24.7,"mm",5,20,{"name":171,"value":121,"label":172,"unit":143,"favourable":158,"score":159,"optimal_max":121,"marginal_max":121},"Tidal Phase","slack",[174],{"id":175,"image_url":13,"sort_order":5,"is_primary":158,"moderation_status":176,"license":177,"license_url":178,"attribution":121,"author_name":121},"7bfaa860-889d-4069-84c5-9994323495b3","approved","CC BY-SA 3.0","https:\u002F\u002Fcreativecommons.org\u002Flicenses\u002Fby-sa\u002F3.0\u002F",{"display_name":180},"Daniel","unverified",1791009188424]