[{"data":1,"prerenderedAt":213},["ShallowReactive",2],{"leaderboard-total":3,"spot-canunda-national-park-reef":9,"spot-seo-canunda-national-park-reef":179},{"entries":4,"total":5,"period":6,"type":7,"generated_at":8},[],0,"all_time","reports","2026-10-03T06:32:05.526386Z",{"id":10,"name":11,"slug":12,"latitude":13,"longitude":14,"description":15,"difficulty":16,"image_url":17,"status":18,"tide_constituents":19,"hazard_entries":70,"access_info_structured":107,"area_boundary":80,"routes":80,"created_at":116,"updated_at":117,"today_conditions":118,"today_verdict_view":141,"images":167,"submitted_by":175,"region_name":177,"verification_status":178,"verified_at":80,"disputed":131,"verifier_count":5,"last_verified_display_name":80},"01d04e89-8a4b-45e4-8823-c8b8d3a5a8a6","Canunda National Park Reef","canunda-national-park-reef",-37.715556,140.283056,"Stretching along 40 kilometres of South Australia's rugged Limestone Coast, Canunda National Park Reef offers snorkelers a raw, wild experience among limestone cliffs, sea stacks, and offshore reef platforms. Protected intertidal pools provide safe havens for observing fish life, while the exposed reef edges teem with life where the Southern Ocean surges in. The northern section's sculpted limestone terrain creates a dramatic underwater landscape of crevices and shallow gutters perfect for exploration on calm days.","intermediate","https:\u002F\u002Fhowsthespot.syd1.cdn.digitaloceanspaces.com\u002Fspots\u002Fimport_canunda-national-park-reef_0_1469c5c69cb8.jpg","published",{"name":20,"amplitude":36,"phase":52,"latitude":13,"model":68,"epoch":69},[21,22,23,24,25,26,27,28,29,30,31,32,33,34,35],"2N2","J1","K1","K2","M2","M4","MF","MM","N2","O1","P1","Q1","S1","S2","T2",[37,38,39,40,41,42,43,44,45,46,47,48,49,50,51],0.003539038496083095,0.00918714331817806,0.17874360455466856,0.042083725642725944,0.13248635179006463,0.002725598954129613,0.005412615802473984,0.004649980202437132,0.005374359604160538,0.13272392461160692,0.055020035379396835,0.03264585201348953,0.009927296036853042,0.14201720619247477,0.009164849106157412,[53,54,55,56,57,58,59,60,61,62,63,64,65,66,67],180.79780467446858,270.4595102379235,251.71955718769755,114.4476491908166,53.46213058180928,116.80981204448416,183.93723009025865,239.10748750166482,229.63652980013512,233.94574933611852,245.80388222916162,223.0339402252514,14.535268863655263,112.97745515913226,108.25621433284925,"EOT20","1992-01-01T00:00:00Z",[71,77,81,85,88,94,97,101,104],{"name":72,"description":73,"severity":74,"season_start":75,"season_end":76},"Swell and Surge","The Southern Ocean produces powerful, unpredictable swell that can cause dangerous surge conditions against the reef platforms.","warning",6,8,{"name":78,"description":79,"severity":74,"season_start":80,"season_end":80},"Rip Currents","Strong rip currents form along the surf beaches and near reef channels, particularly during higher swell periods.",null,{"name":82,"description":83,"severity":84,"season_start":80,"season_end":80},"Sharp Limestone Reef","Exposed and submerged limestone reef edges are extremely sharp and can cause serious cuts. Reef shoes and caution are essential.","caution",{"name":86,"description":87,"severity":84,"season_start":80,"season_end":80},"Changing Tides","Tidal movements can quickly expose or submerge reef platforms, potentially stranding snorkelers or creating unexpected currents.",{"name":89,"description":90,"severity":91,"season_start":92,"season_end":93},"Large surf and swell","The Southern Ocean produces powerful and unpredictable surf along exposed beaches and reefs. Only snorkel in protected intertidal pools on calm days.","danger",1,12,{"name":95,"description":96,"severity":84,"season_start":80,"season_end":80},"Sharp limestone rock","The limestone coastline features sharp, jagged rock edges both above and below the waterline. Water shoes and caution are essential.",{"name":98,"description":99,"severity":74,"season_start":100,"season_end":76},"Southern Ocean swell","The Southern Ocean produces strong, unpredictable swells and powerful surf along exposed beaches, especially dangerous when snorkeling near reef edges. Most hazardous during autumn and winter months.",3,{"name":102,"description":103,"severity":74,"season_start":80,"season_end":80},"Bushfire danger","The park closes on Catastrophic Fire Danger days and may close on Extreme Fire Danger days during hot summer conditions.",{"name":105,"description":106,"severity":84,"season_start":80,"season_end":80},"Beach vehicle traffic","Four-wheel-drive vehicles use sections of Geltwood Beach and the dunes; watch for vehicle traffic when accessing beach-entry snorkeling spots.",{"directions":108,"parking":109,"facilities":110,"fees":114,"access_method":115},"Canunda National Park is located 18 km north-west of Millicent, 428 km south-east of Adelaide. Access via Millicent, Southend or Carpenter Rocks. The northern reef sections are accessed via walking trails from the Cape Buffon Walk area. 4WD recommended for beach access along Geltwood Beach in the southern sections.","Designated carparks available at main entry points near Millicent and Southend. Limited roadside parking near trailheads. Vehicle entry is free.",[111,112,113],"toilets","parking","picnic_tables","Vehicle entry is free. Camping fees apply for overnight stays — self-registration available at campsites.","shore_entry","2026-07-27T02:57:25.875246Z","2026-08-04T05:30:44.786348Z",{"verdict":119,"evaluated_at":120,"models":121},"no_go","2026-10-03T02:15:25.610105Z",[122,129,135],{"model_name":123,"is_favourable":124,"value":125,"threshold":126,"unit":127,"operator":128},"Wind Speed",true,8.12,10,"kn","lte",{"model_name":130,"is_favourable":131,"value":132,"threshold":133,"unit":134,"operator":128},"Wave Height",false,3.835,0.5,"m",{"model_name":136,"is_favourable":131,"value":137,"threshold":138,"unit":139,"operator":140},"Visibility",1.49,2,"","gte",{"verdict":119,"rating":142,"evaluated_at":120,"generated_at":120,"source":143,"confidence":144,"visibility":147,"parameters":148,"models_passed":138,"models_total":162},"Hazardous","precomputed",{"level":145,"value":146},"High",100,{"score":137,"rating":80,"confidence":80},[149,151,155,158,164],{"name":130,"value":150,"label":80,"unit":134,"favourable":131,"score":5,"optimal_max":133,"marginal_max":92},3.8346652355555553,{"name":152,"value":153,"label":80,"unit":154,"favourable":131,"score":92,"optimal_max":76,"marginal_max":93},"Swell Period",10.2,"s",{"name":123,"value":156,"label":80,"unit":127,"favourable":124,"score":100,"optimal_max":126,"marginal_max":157},8.120283110716564,15,{"name":159,"value":160,"label":80,"unit":161,"favourable":131,"score":92,"optimal_max":162,"marginal_max":163},"Precipitation",6.8,"mm",5,20,{"name":165,"value":80,"label":166,"unit":139,"favourable":124,"score":100,"optimal_max":80,"marginal_max":80},"Tidal Phase","slack",[168],{"id":169,"image_url":17,"sort_order":5,"is_primary":124,"moderation_status":170,"license":171,"license_url":172,"attribution":173,"author_name":174},"798d186b-d73f-4f70-ad95-9d6f23fc9407","approved","CC BY-SA 4.0","https:\u002F\u002Fcreativecommons.org\u002Flicenses\u002Fby-sa\u002F4.0\u002F","Photo by Trotts","Trotts",{"display_name":176},"Daniel","South Australia","unverified",{"title":180,"description":181,"canonical_url":182,"og_image":17,"structured_data":183,"breadcrumbs":206},"Snorkeling Conditions at Canunda National Park Reef - How's the Spot","Check snorkeling conditions at Canunda National Park Reef, South Australia. Hazardous conditions, water 14.7°C, waves 3.83m","https:\u002F\u002Fhowsthespot.com\u002Fspots\u002Fcanunda-national-park-reef",[184,193],{"@context":185,"@type":186,"name":11,"description":187,"url":182,"geo":188,"address":190},"https:\u002F\u002Fschema.org","Place","Stretching along 40 kilometres of South Australia's rugged Limestone Coast, Canunda National Park Reef offers snorkelers a raw, wild experience among limestone cliffs, sea stacks, and offshore reef...",{"@type":189,"latitude":13,"longitude":14},"GeoCoordinates",{"@type":191,"addressRegion":177,"addressCountry":192},"PostalAddress","Australia",{"@context":185,"@type":194,"name":195,"description":181,"url":182,"breadcrumb":196},"WebPage","Snorkeling Conditions at Canunda National Park Reef",{"@context":185,"@type":197,"itemListElement":198},"BreadcrumbList",[199,203,205],{"@type":200,"position":92,"name":201,"item":202},"ListItem","Home","https:\u002F\u002Fhowsthespot.com",{"@type":200,"position":138,"name":177,"item":204},"https:\u002F\u002Fhowsthespot.com\u002Fexplore?region=south-australia",{"@type":200,"position":100,"name":11,"item":182},[207,209,211],{"label":201,"href":208},"\u002F",{"label":177,"href":210},"\u002Fexplore?region=south-australia",{"label":11,"href":212},"\u002Fspots\u002Fcanunda-national-park-reef",1791009137859]