[{"data":1,"prerenderedAt":196},["ShallowReactive",2],{"leaderboard-total":3,"spot-seo-the-cathedral-cathedral-reef":9,"spot-the-cathedral-cathedral-reef":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 The Cathedral (Cathedral Reef) - How's the Spot","Check snorkeling conditions at The Cathedral (Cathedral Reef), Victoria. Fair conditions, water 14.6°C, waves 0.16m","https:\u002F\u002Fhowsthespot.com\u002Fspots\u002Fthe-cathedral-cathedral-reef","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","The Cathedral (Cathedral Reef)","The Cathedral (aka Cathedral Reef) is a renowned boat-access dive and snorkel site on the Mornington Peninsula in southern Port Phillip Bay. This submerged reef system features dramatic rock format...",{"@type":21,"latitude":22,"longitude":23},"GeoCoordinates",-38.22882,145.060045,{"@type":25,"addressRegion":26,"addressCountry":27},"PostalAddress","Victoria","Australia",{"@context":16,"@type":29,"name":30,"description":11,"url":12,"breadcrumb":31},"WebPage","Snorkeling Conditions at The Cathedral (Cathedral Reef)",{"@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=victoria",{"@type":35,"position":43,"name":18,"item":12},3,[45,47,49],{"label":37,"href":46},"\u002F",{"label":26,"href":48},"\u002Fexplore?region=victoria",{"label":18,"href":50},"\u002Fspots\u002Fthe-cathedral-cathedral-reef",{"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":136,"area_boundary":56,"routes":56,"created_at":144,"updated_at":145,"today_conditions":146,"today_verdict_view":167,"images":192,"submitted_by":193,"region_name":26,"verification_status":195,"verified_at":56,"disputed":152,"verifier_count":5,"last_verified_display_name":56},"8adc9e3f-6c23-42c1-b30b-ec138f6858ba","the-cathedral-cathedral-reef","The Cathedral (aka Cathedral Reef) is a renowned boat-access dive and snorkel site on the Mornington Peninsula in southern Port Phillip Bay. This submerged reef system features dramatic rock formations, swim-throughs, and ledges that rise from sandy seabed — cathedral-like structures that give the site its name. Cool, temperate waters support rich marine growth including kelp forests, sponges, and sea tulips. It's a go-to spot for experienced snorkelers and divers seeking a wilder, less sheltered experience away from the piers and beaches of the bay.","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],0.009584982480253773,0.008455112289219106,0.1525431574719473,0.006197386866469564,0.2725011450242494,0.006417059722901437,0.008552161129250356,0.000505806328973947,0.028440500326548847,0.06941761033656182,0.03201070739335061,0.03089887491598992,0.014962451310121526,0.10290492570186924,0.019445741901147007,[92,93,94,95,96,97,98,99,100,101,102,103,104,105,106],44.38985562049182,315.7774696935229,294.0996178898242,31.149352782593436,26.56952116187844,239.75805709495455,152.66236852369502,186.7009657145664,30.938912546465904,288.94095184436145,289.51002370336386,280.08540723926586,16.167096090051647,225.8702402117749,196.8948193259505,"EOT20","1992-01-01T00:00:00Z",[110,115,119,124,127,130,133],{"name":111,"description":112,"severity":113,"season_start":36,"season_end":114},"Boat traffic","Cathedral Reef lies near the edge of shipping lanes in Port Phillip Bay; boat traffic can be significant.","warning",12,{"name":116,"description":117,"severity":118,"season_start":36,"season_end":114},"Strong currents","Tidal flows through Port Phillip Bay can create strong currents over the reef, requiring reasonable fitness and awareness.","caution",{"name":120,"description":121,"severity":118,"season_start":122,"season_end":123},"Cool water temperatures","The temperate waters of Port Phillip Bay can drop below 12°C in winter; adequate thermal protection (wetsuit\u002Fdrysuit) is essential.",5,10,{"name":125,"description":126,"severity":118,"season_start":36,"season_end":114},"Limited visibility","Visibility can vary significantly depending on weather and tidal conditions, occasionally dropping below 5 metres.",{"name":128,"description":129,"severity":118,"season_start":36,"season_end":122},"Boat traffic (summer peak)","Peak charter and private boat activity from spring through autumn increases surface traffic.",{"name":131,"description":132,"severity":118,"season_start":56,"season_end":56},"Kelp entanglement","Thick kelp forests can entangle fins and gear; snorkelers should carry a dive knife and remain calm if caught.",{"name":134,"description":135,"severity":118,"season_start":56,"season_end":56},"Cold water temperature","Temperate waters year-round (12-19°C); a thick wetsuit (5-7mm) is essential for comfort and safety.",{"directions":137,"parking":138,"facilities":139,"fees":142,"access_method":143},"Located offshore from the Mornington Peninsula in southern Port Phillip Bay. Access is by private boat or charter from nearby ramps such as Mornington, Safety Beach, or Rye. No shore entry is possible — this is an offshore reef system.","Parking available at boat ramps in Mornington, Safety Beach, and Rye. Arrive early on summer weekends.",[140,141],"parking","boat_ramp","No entry fee — public waters. Charter trip costs vary (~$75–$150 per person).","boat","2026-07-27T02:58:15.138787Z","2026-08-04T05:34:24.990750Z",{"verdict":147,"evaluated_at":148,"models":149},"marginal","2026-10-03T02:18:10.247837Z",[150,156,162],{"model_name":151,"is_favourable":152,"value":153,"threshold":123,"unit":154,"operator":155},"Wind Speed",false,10.06,"kn","lte",{"model_name":157,"is_favourable":158,"value":159,"threshold":160,"unit":161,"operator":155},"Wave Height",true,0.16,0.5,"m",{"model_name":163,"is_favourable":152,"value":164,"threshold":40,"unit":165,"operator":166},"Visibility",0.99,"","gte",{"verdict":147,"rating":168,"evaluated_at":148,"generated_at":148,"source":169,"confidence":170,"visibility":173,"parameters":174,"models_passed":36,"models_total":122},"Fair","precomputed",{"level":171,"value":172},"High",100,{"score":164,"rating":56,"confidence":56},[175,176,181,184,189],{"name":157,"value":159,"label":56,"unit":161,"favourable":158,"score":43,"optimal_max":160,"marginal_max":36},{"name":177,"value":178,"label":56,"unit":179,"favourable":152,"score":36,"optimal_max":180,"marginal_max":114},"Swell Period",10.75,"s",8,{"name":151,"value":182,"label":56,"unit":154,"favourable":152,"score":36,"optimal_max":123,"marginal_max":183},10.059372,15,{"name":185,"value":186,"label":56,"unit":187,"favourable":152,"score":5,"optimal_max":122,"marginal_max":188},"Precipitation",38.8,"mm",20,{"name":190,"value":56,"label":191,"unit":165,"favourable":152,"score":36,"optimal_max":56,"marginal_max":56},"Tidal Phase","flood",[],{"display_name":194},"Daniel","unverified",1791009203440]