[{"data":1,"prerenderedAt":191},["ShallowReactive",2],{"leaderboard-total":3,"spot-seo-great-detached-reefs":9,"spot-great-detached-reefs":51},{"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":44},"Snorkeling Conditions at Great Detached Reefs - How's the Spot","Check snorkeling conditions at Great Detached Reefs, Queensland. Excellent conditions, water 25.5°C, waves 0.04m","https:\u002F\u002Fhowsthespot.com\u002Fspots\u002Fgreat-detached-reefs","https:\u002F\u002Fhowsthespot.com\u002Fog-default.png",[15,28],{"@context":16,"@type":17,"name":18,"description":19,"url":12,"geo":20,"address":24},"https:\u002F\u002Fschema.org","Place","Great Detached Reefs","The Great Detached Reefs are an ultra-remote complex of pristine coral reefs sitting on an ancient fossil mountain range, roughly 161 km off the Cape York coast. Isolated from the main Great Barrie...",{"@type":21,"latitude":22,"longitude":23},"GeoCoordinates",-10.689094,142.531639,{"@type":25,"addressRegion":26,"addressCountry":27},"PostalAddress","Queensland","Australia",{"@context":16,"@type":29,"name":30,"description":11,"url":12,"breadcrumb":31},"WebPage","Snorkeling Conditions at Great Detached Reefs",{"@context":16,"@type":32,"itemListElement":33},"BreadcrumbList",[34,39,42],{"@type":35,"position":36,"name":37,"item":38},"ListItem",1,"Home","https:\u002F\u002Fhowsthespot.com",{"@type":35,"position":40,"name":26,"item":41},2,"https:\u002F\u002Fhowsthespot.com\u002Fexplore?region=queensland",{"@type":35,"position":43,"name":18,"item":12},3,[45,47,49],{"label":37,"href":46},"\u002F",{"label":26,"href":48},"\u002Fexplore?region=queensland",{"label":18,"href":50},"\u002Fspots\u002Fgreat-detached-reefs",{"id":52,"name":18,"slug":53,"latitude":22,"longitude":23,"description":54,"difficulty":55,"image_url":56,"status":57,"tide_constituents":58,"hazard_entries":109,"access_info_structured":132,"area_boundary":56,"routes":56,"created_at":136,"updated_at":137,"today_conditions":138,"today_verdict_view":159,"images":187,"submitted_by":188,"region_name":26,"verification_status":190,"verified_at":56,"disputed":185,"verifier_count":5,"last_verified_display_name":56},"fbe10924-d817-40f6-b2d1-680d347a3419","great-detached-reefs","The Great Detached Reefs are an ultra-remote complex of pristine coral reefs sitting on an ancient fossil mountain range, roughly 161 km off the Cape York coast. Isolated from the main Great Barrier Reef, these reefs receive cooler ocean currents that shield corals from bleaching, creating a vibrant oasis of marine life. With roughly 46 km of reef edge, the terrain includes towering coral bommies on the western side, a protected inner lagoon with giant coral colonies, and deep ocean-facing walls plunging thousands of feet. This is world-class wilderness snorkeling far from civilization.","advanced",null,"published",{"name":59,"amplitude":75,"phase":91,"latitude":22,"model":107,"epoch":108},[60,61,62,63,64,65,66,67,68,69,70,71,72,73,74],"2N2","J1","K1","K2","M2","M4","MF","MM","N2","O1","P1","Q1","S1","S2","T2",[76,77,78,79,80,81,82,83,84,85,86,87,88,89,90],0.036974709254489806,0.027435562946742945,0.4986218866409692,0.16629352183798074,0.8114664991262117,0.04813527335240532,0.00593096505136956,0.0029146955187179884,0.282341501506668,0.22825243692495542,0.14054888544287142,0.04680053254661652,0.02259766557301956,0.49495498943663196,0.03600761587886511,[92,93,94,95,96,97,98,99,100,101,102,103,104,105,106],53.604903380764,121.7004743952967,58.08254628763074,49.29923605194827,77.53384247420831,52.27677352511958,116.21796429537687,315.5770821258003,58.78582916024047,12.687286359961748,61.7152435092504,345.4289575888938,232.84392850998654,50.22486213407395,177.71566352535945,"EOT20","1992-01-01T00:00:00Z",[110,114,118,121,124,129],{"name":111,"description":112,"severity":113,"season_start":56,"season_end":56},"Strong Ocean Currents","Strong currents sweep around the outer reef walls and bommies, especially on the ocean-facing side. These can be dangerous for snorkelers not accustomed to powerful flow.","warning",{"name":115,"description":116,"severity":117,"season_start":56,"season_end":56},"Extreme Remoteness","The reef is over 100 miles offshore, requiring a 20-hour boat crossing. Emergency medical evacuation is extremely difficult and slow.","danger",{"name":119,"description":120,"severity":113,"season_start":56,"season_end":56},"Tiger Sharks & Large Pelagics","Tiger sharks and other large pelagic sharks are frequently sighted in the open blue around the outer reef walls.",{"name":122,"description":123,"severity":113,"season_start":56,"season_end":56},"Strong Winds & Rough Seas","Trade winds can create rough seas and hazardous conditions, particularly on the outer walls and bommies. Snorkeling quality is heavily weather-dependent.",{"name":125,"description":126,"severity":113,"season_start":127,"season_end":128},"Open ocean swell and wind","The reef is exposed to the full force of the Coral Sea. Strong winds and large swells can create dangerous conditions, especially on the outer walls.",5,12,{"name":130,"description":131,"severity":113,"season_start":36,"season_end":128},"Strong tidal currents","Strong tidal currents run through the channels between the detached reef and the outer barrier, particularly during spring tides.",{"directions":133,"parking":134,"facilities":56,"fees":56,"access_method":135},"The Great Detached Reefs lie approximately 161 km (100 miles) off the coast of Far North Queensland. Access is via charter liveaboard boats from Thursday Island (20-hour crossing) or via small plane from Cairns to Thursday Island then boat. Operators who occasionally visit include Kalinda Dive Charters, Spirit of Freedom, and Mike Ball Expeditions. Book well in advance as berths are limited.","No parking at the reef itself. Park at the departure point (e.g. Thursday Island or Cairns marina). Contact the charter operator for parking arrangements at the port of departure.","snorkel_tour","2026-07-27T02:54:16.751808Z","2026-08-04T05:37:15.121168Z",{"verdict":139,"evaluated_at":140,"models":141},"go","2026-10-03T02:18:30.289524Z",[142,149,154],{"model_name":143,"is_favourable":144,"value":145,"threshold":146,"unit":147,"operator":148},"Wind Speed",true,4.37,10,"kn","lte",{"model_name":150,"is_favourable":144,"value":151,"threshold":152,"unit":153,"operator":148},"Wave Height",0.036,0.5,"m",{"model_name":155,"is_favourable":144,"value":156,"threshold":40,"unit":157,"operator":158},"Visibility",2.3,"","gte",{"verdict":139,"rating":160,"evaluated_at":140,"generated_at":140,"source":161,"confidence":162,"visibility":165,"parameters":166,"models_passed":186,"models_total":127},"Excellent","precomputed",{"level":163,"value":164},"High",100,{"score":156,"rating":56,"confidence":56},[167,169,174,177,182],{"name":150,"value":168,"label":56,"unit":153,"favourable":144,"score":43,"optimal_max":152,"marginal_max":36},0.03636330543758574,{"name":170,"value":171,"label":56,"unit":172,"favourable":144,"score":43,"optimal_max":173,"marginal_max":128},"Swell Period",3.15,"s",8,{"name":143,"value":175,"label":56,"unit":147,"favourable":144,"score":43,"optimal_max":146,"marginal_max":176},4.37434012711829,15,{"name":178,"value":179,"label":56,"unit":180,"favourable":144,"score":43,"optimal_max":127,"marginal_max":181},"Precipitation",0.6,"mm",20,{"name":183,"value":56,"label":184,"unit":157,"favourable":185,"score":36,"optimal_max":56,"marginal_max":56},"Tidal Phase","flood",false,4,[],{"display_name":189},"Daniel","unverified",1791009156843]