[{"data":1,"prerenderedAt":190},["ShallowReactive",2],{"leaderboard-total":3,"spot-seo-osbourne-shoals":9,"spot-osbourne-shoals":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 Osbourne Shoals - How's the Spot","Check snorkeling conditions at Osbourne Shoals, New South Wales. Good conditions, water 18.9°C, waves 0.32m","https:\u002F\u002Fhowsthespot.com\u002Fspots\u002Fosbourne-shoals","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","Osbourne Shoals","Osbourne Shoals (also known as Osborn Shoal) is a submerged sandstone reef platform lying off Cronulla Beach in Bate Bay, between Kurnell and Bundeena. The reef top is flat and carpeted in kelp and...",{"@type":21,"latitude":22,"longitude":23},"GeoCoordinates",-34.0581,151.1878,{"@type":25,"addressRegion":26,"addressCountry":27},"PostalAddress","New South Wales","Australia",{"@context":16,"@type":29,"name":30,"description":11,"url":12,"breadcrumb":31},"WebPage","Snorkeling Conditions at Osbourne Shoals",{"@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=new-south-wales",{"@type":35,"position":43,"name":18,"item":12},3,[45,47,49],{"label":37,"href":46},"\u002F",{"label":26,"href":48},"\u002Fexplore?region=new-south-wales",{"label":18,"href":50},"\u002Fspots\u002Fosbourne-shoals",{"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":127,"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":155,"verifier_count":5,"last_verified_display_name":56},"77c2b2e8-d679-4cbf-a900-bd52208bc886","osbourne-shoals","Osbourne Shoals (also known as Osborn Shoal) is a submerged sandstone reef platform lying off Cronulla Beach in Bate Bay, between Kurnell and Bundeena. The reef top is flat and carpeted in kelp and sponges, while the eastern, northern and southern edges drop sharply from 12 to over 20 metres, creating dramatic walls, overhangs, and the famous Meditation Cave — a natural swim-through adorned with jewel anemones, gorgonias and sea squirts. One of Sydney's most rewarding offshore snorkel and dive sites.","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],0.01718359939430835,0.01078179243878536,0.15873237976757346,0.029955523476551144,0.48997161195511635,0.005634268340468195,0.0009330261370360289,0.0052223179137695025,0.10955715008365964,0.09271386140079052,0.0472355257115133,0.01276404444469065,0.013706319532711767,0.11738125712026765,0.00792292194670764,[92,93,94,95,96,97,98,99,100,101,102,103,104,105,106],280.26952662443307,11.408791407712556,326.03320922323644,311.4665127031385,308.5049037036633,247.18497304043882,232.81662708636952,47.425631713348146,295.7204851032034,294.7076738816878,320.6177020945751,279.356661631654,306.4701033132656,315.7660191685081,271.5151133170513,"EOT20","1992-01-01T00:00:00Z",[110,114,117,120,124],{"name":111,"description":112,"severity":113,"season_start":56,"season_end":56},"Strong currents","Tidal flows over the reef edge can be strong, especially on dropping tides; the shoals sit exposed in open waters of Bate Bay.","warning",{"name":115,"description":116,"severity":113,"season_start":56,"season_end":56},"Boat traffic","Osbourne Shoals is accessed by boat and lies in a busy marine area near Cronulla. Snorkellers must remain vigilant for vessel traffic.",{"name":118,"description":119,"severity":113,"season_start":56,"season_end":56},"Depth hazard","The reef drops abruptly from 12 m to 20+ m on the eastern, northern and southern sides. Snorkellers should stay on the shallow reef top.",{"name":121,"description":122,"severity":123,"season_start":56,"season_end":56},"Variable visibility","Swell and wind patterns typical of Bate Bay can reduce water clarity to just a few metres, particularly after easterly or southerly winds.","caution",{"name":125,"description":126,"severity":123,"season_start":56,"season_end":56},"Anchoring difficulty","The flat reef top offers poor anchor hold; boat-based parties need care not to drift onto the reef.",{"directions":128,"parking":129,"facilities":130,"fees":133,"access_method":134},"Osbourne Shoals is located directly offshore from Cronulla Beach in Bate Bay. Launch from Cronulla or the boat ramp at Gunnamatta Bay. GPS marks (WGS84): 34° 03.4883' S 151° 11.2691' E. Line up with the middle of The Kingsway at Cronulla (western mark) or align the sewerage outlet breather pipes at Potter Point with the dune ridge left of Cape Baily Lighthouse (northern mark).","Street parking available along The Kingsway and surrounding Cronulla streets. Pay parking applies in some areas during summer.",[131,132],"parking","boat_ramp","No direct entry fee. Boat launching fees may apply at Gunnamatta Bay boat ramp.","boat","2026-07-27T02:55:16.551546Z","2026-08-04T05:34:24.990643Z",{"verdict":138,"evaluated_at":139,"models":140},"go","2026-10-03T02:19:43.365723Z",[141,148,153],{"model_name":142,"is_favourable":143,"value":144,"threshold":145,"unit":146,"operator":147},"Wind Speed",true,8.03,10,"kn","lte",{"model_name":149,"is_favourable":143,"value":150,"threshold":151,"unit":152,"operator":147},"Wave Height",0.32,0.5,"m",{"model_name":154,"is_favourable":155,"value":156,"threshold":40,"unit":157,"operator":158},"Visibility",false,0.99,"","gte",{"verdict":138,"rating":160,"evaluated_at":139,"generated_at":139,"source":161,"confidence":162,"visibility":165,"parameters":166,"models_passed":43,"models_total":181},"Good","precomputed",{"level":163,"value":164},"High",100,{"score":156,"rating":56,"confidence":56},[167,168,174,177,183],{"name":149,"value":150,"label":56,"unit":152,"favourable":143,"score":43,"optimal_max":151,"marginal_max":36},{"name":169,"value":170,"label":56,"unit":171,"favourable":143,"score":43,"optimal_max":172,"marginal_max":173},"Swell Period",6.45,"s",8,12,{"name":142,"value":175,"label":56,"unit":146,"favourable":143,"score":43,"optimal_max":145,"marginal_max":176},8.0280592,15,{"name":178,"value":179,"label":56,"unit":180,"favourable":155,"score":36,"optimal_max":181,"marginal_max":182},"Precipitation",11.9,"mm",5,20,{"name":184,"value":56,"label":185,"unit":157,"favourable":155,"score":36,"optimal_max":56,"marginal_max":56},"Tidal Phase","flood",[],{"display_name":188},"Daniel","unverified",1791009182441]