[{"data":1,"prerenderedAt":187},["ShallowReactive",2],{"leaderboard-total":3,"spot-seo-sandbox-opal-reef-site":9,"spot-sandbox-opal-reef-site":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 Sandbox (Opal Reef site) - How's the Spot","Check snorkeling conditions at Sandbox (Opal Reef site), Queensland. Excellent conditions, water 24.3°C, waves 0.13m","https:\u002F\u002Fhowsthespot.com\u002Fspots\u002Fsandbox-opal-reef-site","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","Sandbox (Opal Reef site)","Sandbox is a stunning snorkel site on the edge of a channel within Opal Reef, part of the Outer Great Barrier Reef off Port Douglas. The site features sandy patches that gradually slope into shallo...",{"@type":21,"latitude":22,"longitude":23},"GeoCoordinates",-16.45,145.92,{"@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 Sandbox (Opal Reef site)",{"@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\u002Fsandbox-opal-reef-site",{"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":126,"area_boundary":56,"routes":56,"created_at":133,"updated_at":134,"today_conditions":135,"today_verdict_view":156,"images":183,"submitted_by":184,"region_name":26,"verification_status":186,"verified_at":56,"disputed":181,"verifier_count":5,"last_verified_display_name":56},"3ac4f7a8-04ae-4b78-acb3-30d0d6d928fb","sandbox-opal-reef-site","Sandbox is a stunning snorkel site on the edge of a channel within Opal Reef, part of the Outer Great Barrier Reef off Port Douglas. The site features sandy patches that gradually slope into shallows, transitioning from deeper boulder corals to expansive gardens of staghorn coral and vibrant giant clams. The diverse habitat attracts everything from pelagic species on the deep side to large schools of reef fish in the shallows. On calm days, adventurous snorkelers can swim out to deeper bommies where red bass, trevally, and barracuda school in the clear waters.","intermediate",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],0.025362532754304164,0.019697731615393024,0.310405460529179,0.08725578559007587,0.5231893300166682,0.002434230373884304,0.010751853747674888,0.009184761171689646,0.17972345690367267,0.1501830812725907,0.08531253795717456,0.024017174911925475,0.008879491789597856,0.3044006145180058,0.032054335844736374,[92,93,94,95,96,97,98,99,100,101,102,103,104,105,106],317.50035873956057,50.48095186471047,39.77981410716867,299.25602637565373,343.91495088671917,219.4644610998156,3.574615290269741,38.50013584620892,327.9807369247088,12.011636678872367,37.72080279578627,356.9882497006792,346.43088237486097,304.068573646862,271.4488935801919,"EOT20","1992-01-01T00:00:00Z",[110,114,119,123],{"name":111,"description":112,"severity":113,"season_start":56,"season_end":56},"Tidal currents","Opal Reef sits near the edge of the continental shelf and can experience strong tidal currents, especially around the channel edges at Sandbox.","caution",{"name":115,"description":116,"severity":113,"season_start":117,"season_end":118},"Wind chop","Southeasterly winds can create choppy conditions on the outer reef, making snorkeling more challenging.",5,8,{"name":120,"description":121,"severity":122,"season_start":56,"season_end":56},"Marine stingers","Marine stingers (box jellyfish and Irukandji) are present in tropical Queensland waters, primarily during the warmer months.","warning",{"name":124,"description":125,"severity":113,"season_start":56,"season_end":56},"Remote open-ocean location","The site is on the outer reef in the Coral Sea, accessible only by boat; open ocean conditions apply.",{"directions":127,"parking":128,"facilities":129,"fees":131,"access_method":132},"Sandbox is located on Opal Reef, approximately 50 km east of Port Douglas, North Queensland. Access is exclusively via guided snorkel tour operators such as Wavelength Reef Cruises, which departs from Port Douglas Marina. The journey takes about 1.5 hours by catamaran.","Paid parking available at Port Douglas Marina and surrounding public car parks. Arrive early to secure a spot.",[130],"toilets","Day tour costs approximately AU$230–$340 per adult, including snorkel equipment, lunch, and reef guide. Check with operators for current pricing.","snorkel_tour","2026-07-27T02:56:45.008699Z","2026-08-04T05:32:31.002299Z",{"verdict":136,"evaluated_at":137,"models":138},"go","2026-10-03T02:16:26.102386Z",[139,146,151],{"model_name":140,"is_favourable":141,"value":142,"threshold":143,"unit":144,"operator":145},"Wind Speed",true,8.78,10,"kn","lte",{"model_name":147,"is_favourable":141,"value":148,"threshold":149,"unit":150,"operator":145},"Wave Height",0.13,0.5,"m",{"model_name":152,"is_favourable":141,"value":153,"threshold":40,"unit":154,"operator":155},"Visibility",2.39,"","gte",{"verdict":136,"rating":157,"evaluated_at":137,"generated_at":137,"source":158,"confidence":159,"visibility":162,"parameters":163,"models_passed":182,"models_total":117},"Excellent","precomputed",{"level":160,"value":161},"High",100,{"score":153,"rating":56,"confidence":56},[164,165,170,173,178],{"name":147,"value":148,"label":56,"unit":150,"favourable":141,"score":43,"optimal_max":149,"marginal_max":36},{"name":166,"value":167,"label":56,"unit":168,"favourable":141,"score":43,"optimal_max":118,"marginal_max":169},"Swell Period",6.95,"s",12,{"name":140,"value":171,"label":56,"unit":144,"favourable":141,"score":43,"optimal_max":143,"marginal_max":172},8.7764376,15,{"name":174,"value":175,"label":56,"unit":176,"favourable":141,"score":43,"optimal_max":117,"marginal_max":177},"Precipitation",2.4,"mm",20,{"name":179,"value":56,"label":180,"unit":154,"favourable":181,"score":36,"optimal_max":56,"marginal_max":56},"Tidal Phase","flood",false,4,[],{"display_name":185},"Daniel","unverified",1791009192345]