[{"data":1,"prerenderedAt":190},["ShallowReactive",2],{"leaderboard-total":3,"spot-seo-seaward-ledge":9,"spot-seaward-ledge":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 Seaward Ledge - How's the Spot","Check snorkeling conditions at Seaward Ledge, Western Australia. Hazardous conditions, water 19.5°C, waves 1.96m","https:\u002F\u002Fhowsthespot.com\u002Fspots\u002Fseaward-ledge","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","Seaward Ledge","Seaward Ledge is an exposed offshore reef system on the outer perimeter of Jurien Bay's limestone reef network, roughly 2 km from shore. This dive and snorkel site features a rugged underwater terr...",{"@type":21,"latitude":22,"longitude":23},"GeoCoordinates",-30.296853,115.04805,{"@type":25,"addressRegion":26,"addressCountry":27},"PostalAddress","Western Australia","Australia",{"@context":16,"@type":29,"name":30,"description":11,"url":12,"breadcrumb":31},"WebPage","Snorkeling Conditions at Seaward Ledge",{"@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=western-australia",{"@type":35,"position":43,"name":18,"item":12},3,[45,47,49],{"label":37,"href":46},"\u002F",{"label":26,"href":48},"\u002Fexplore?region=western-australia",{"label":18,"href":50},"\u002Fspots\u002Fseaward-ledge",{"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":135,"updated_at":136,"today_conditions":137,"today_verdict_view":159,"images":186,"submitted_by":187,"region_name":26,"verification_status":189,"verified_at":56,"disputed":150,"verifier_count":5,"last_verified_display_name":56},"672d659f-d07a-4ff4-9e8b-aedf173d7cdb","seaward-ledge","Seaward Ledge is an exposed offshore reef system on the outer perimeter of Jurien Bay's limestone reef network, roughly 2 km from shore. This dive and snorkel site features a rugged underwater terrain of limestone ledges, shallow caves, and swim-throughs carved by swell over millennia. Positioned on the seaward side of the reef chain, it offers clear oceanic water and encounters with Western Australian marine life when conditions are calm. The ledge's isolation from the protected inner lagoon means it delivers a wilder, more adventurous experience for competent snorkelers willing to paddle out or join a boat charter from Jurien Bay.","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],0.0010993250214843273,0.00893134580769481,0.17161879758227755,0.017722011743893994,0.05551672252212398,0.0049411692395705375,0.006802237875647502,0.004013548202907803,0.01354321012905716,0.12247229419292487,0.04634027896376775,0.02691613462386949,0.019369634219004304,0.04172859183616169,0.002657088629366009,[92,93,94,95,96,97,98,99,100,101,102,103,104,105,106],33.271594690438036,223.54177187892844,180.25460584496534,43.6191551257018,60.2464010572059,161.44411737550763,45.99185489938913,187.62418553482541,92.04351509528976,175.21783809669887,170.72208864628885,172.61485572024253,4.292793337911974,70.98928775046255,341.26283785131665,"EOT20","1992-01-01T00:00:00Z",[110,116,120,123],{"name":111,"description":112,"severity":113,"season_start":114,"season_end":115},"Open ocean swell exposure","Seaward Ledge faces the full force of the Indian Ocean. Swell can arrive suddenly, creating surge around the reef ledges and making exit difficult. Only snorkel in low swell (&lt;1 m) and light winds.","danger",5,9,{"name":117,"description":118,"severity":119,"season_start":56,"season_end":56},"Strong currents","Tidal flows accelerate around the outer reef structure. Snorkelers can be swept offshore or along the ledge if caught in a running tide. Dive at slack tide only.","warning",{"name":121,"description":122,"severity":119,"season_start":56,"season_end":56},"Boat traffic","The ledge is frequented by charter and fishing vessels. Snorkelers are exposed to boat traffic during transit and at the site. Use a dive flag and maintain surface awareness.",{"name":124,"description":125,"severity":119,"season_start":56,"season_end":56},"Remote location","Located approximately 2 km from shore with no immediate emergency access. Snorkelers must be self-sufficient and accompanied by a support vessel or experienced guide.",{"directions":127,"parking":128,"facilities":129,"fees":133,"access_method":134},"Seaward Ledge is located roughly 2 km offshore from Jurien Bay, Western Australia. Access is by private boat or guided charter from Jurien Bay boat ramp. The Jurien Bay Marine Park office and local dive shops can provide site briefings and coordinate tours.","Parking is available at the Jurien Bay boat ramp (Splash Point) on Grigson Street, or at the Jurien Bay Jetty car park on Beach Road.",[130,131,132],"parking","toilets","boat_ramp","No direct fee for the site, but a boat or charter is required. Guided snorkel tours from Jurien Bay start around $115 per person.","boat","2026-07-27T02:58:56.090547Z","2026-08-04T05:32:31.002732Z",{"verdict":138,"evaluated_at":139,"models":140},"no_go","2026-10-03T02:22:35.777268Z",[141,148,154],{"model_name":142,"is_favourable":143,"value":144,"threshold":145,"unit":146,"operator":147},"Wind Speed",true,2.58,10,"kn","lte",{"model_name":149,"is_favourable":150,"value":151,"threshold":152,"unit":153,"operator":147},"Wave Height",false,1.96,0.5,"m",{"model_name":155,"is_favourable":150,"value":156,"threshold":40,"unit":157,"operator":158},"Visibility",1.65,"","gte",{"verdict":138,"rating":160,"evaluated_at":139,"generated_at":139,"source":161,"confidence":162,"visibility":165,"parameters":166,"models_passed":40,"models_total":114},"Hazardous","precomputed",{"level":163,"value":164},"High",100,{"score":156,"rating":56,"confidence":56},[167,169,175,178,183],{"name":149,"value":168,"label":56,"unit":153,"favourable":150,"score":5,"optimal_max":152,"marginal_max":36},1.9599785635555553,{"name":170,"value":171,"label":56,"unit":172,"favourable":150,"score":36,"optimal_max":173,"marginal_max":174},"Swell Period",11.25,"s",8,12,{"name":142,"value":176,"label":56,"unit":146,"favourable":143,"score":43,"optimal_max":145,"marginal_max":177},2.577523890547663,15,{"name":179,"value":180,"label":56,"unit":181,"favourable":143,"score":43,"optimal_max":114,"marginal_max":182},"Precipitation",2.5,"mm",20,{"name":184,"value":56,"label":185,"unit":157,"favourable":150,"score":36,"optimal_max":56,"marginal_max":56},"Tidal Phase","ebb",[],{"display_name":188},"Daniel","unverified",1791009194376]